mercurial-scm/hg-stable: rust/hg-core/src/revlog/index.rs annotate

annotate rust/hg-core/src/revlog/index.rs @ 51282:9088c6d65ef6

rust-index-cpython: cache the heads' PyList representation This is the same optimization that the C index does, we just have more separation of the Python and native sides.

author	Rapha?l Gom?s <rgomes@octobus.net>
date	Wed, 29 Nov 2023 23:22:51 -0500
parents	c4f1a790bda8
children	47a34afda7ad

rev	line source
51241 c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1 use std::collections::{HashMap, HashSet};
50988 1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	2 use std::fmt::Debug;
45604 900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	3 use std::ops::Deref;
51218 4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	4 use std::sync::{RwLock, RwLockReadGuard, RwLockWriteGuard};
45604 900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	5
51281 c4f1a790bda8 rust-index: use a `BitVec` instead of plain `Vec` for heads computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51280 diff changeset	6 use bitvec::prelude::*;
45537 b0d6309ff50c hg-core: check data integrity in `Revlog` Antoine Cezar <antoine.cezar@octobus.net> parents: 45532 diff changeset	7 use byteorder::{BigEndian, ByteOrder};
51210 b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	8 use bytes_cast::{unaligned, BytesCast};
45537 b0d6309ff50c hg-core: check data integrity in `Revlog` Antoine Cezar <antoine.cezar@octobus.net> parents: 45532 diff changeset	9
51210 b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	10 use super::REVIDX_KNOWN_FLAGS;
46511 43d63979a75e rust: use HgError in RevlogError and Vfs Simon Sapin <simon.sapin@octobus.net> parents: 46091 diff changeset	11 use crate::errors::HgError;
51230 e9d47e2f5dcf rust-index: add missing special case for null rev Rapha?l Gom?s <rgomes@octobus.net> parents: 51226 diff changeset	12 use crate::node::{NODE_BYTES_LENGTH, NULL_NODE, STORED_NODE_ID_BYTES};
46037 88e741bf2d93 rust: use NodePrefix::from_hex instead of hex::decode directly Simon Sapin <simon-commits@exyr.org> parents: 45605 diff changeset	13 use crate::revlog::node::Node;
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	14 use crate::revlog::{Revision, NULL_REVISION};
51233 9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	15 use crate::{
51236 a7bba7df9189 rust-index: implement headrevs Rapha?l Gom?s <rgomes@octobus.net> parents: 51234 diff changeset	16 dagops, BaseRevision, FastHashMap, Graph, GraphError, RevlogError,
a7bba7df9189 rust-index: implement headrevs Rapha?l Gom?s <rgomes@octobus.net> parents: 51234 diff changeset	17 RevlogIndex, UncheckedRevision,
51233 9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	18 };
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	19
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	20 pub const INDEX_ENTRY_SIZE: usize = 64;
51210 b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	21 pub const COMPRESSION_MODE_INLINE: u8 = 2;
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	22
51239 0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	23 #[derive(Debug)]
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	24 pub struct IndexHeader {
51212 13f58ce70299 rust-revlog: teach the revlog opening code to read the repo options Rapha?l Gom?s <rgomes@octobus.net> parents: 51210 diff changeset	25 pub(super) header_bytes: [u8; 4],
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	26 }
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	27
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	28 #[derive(Copy, Clone)]
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	29 pub struct IndexHeaderFlags {
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	30 flags: u16,
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	31 }
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	32
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	33 /// Corresponds to the high bits of `_format_flags` in python
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	34 impl IndexHeaderFlags {
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	35 /// Corresponds to FLAG_INLINE_DATA in python
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	36 pub fn is_inline(self) -> bool {
50003 e98fd81bb151 rust-clippy: fix most warnings in `hg-core` Rapha?l Gom?s <rgomes@octobus.net> parents: 49999 diff changeset	37 self.flags & 1 != 0
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	38 }
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	39 /// Corresponds to FLAG_GENERALDELTA in python
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	40 pub fn uses_generaldelta(self) -> bool {
50003 e98fd81bb151 rust-clippy: fix most warnings in `hg-core` Rapha?l Gom?s <rgomes@octobus.net> parents: 49999 diff changeset	41 self.flags & 2 != 0
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	42 }
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	43 }
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	44
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	45 /// Corresponds to the INDEX_HEADER structure,
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	46 /// which is parsed as a `header` variable in `_loadindex` in `revlog.py`
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	47 impl IndexHeader {
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	48 fn format_flags(&self) -> IndexHeaderFlags {
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	49 // No "unknown flags" check here, unlike in python. Maybe there should
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	50 // be.
50003 e98fd81bb151 rust-clippy: fix most warnings in `hg-core` Rapha?l Gom?s <rgomes@octobus.net> parents: 49999 diff changeset	51 IndexHeaderFlags {
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	52 flags: BigEndian::read_u16(&self.header_bytes[0..2]),
50003 e98fd81bb151 rust-clippy: fix most warnings in `hg-core` Rapha?l Gom?s <rgomes@octobus.net> parents: 49999 diff changeset	53 }
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	54 }
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	55
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	56 /// The only revlog version currently supported by rhg.
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	57 const REVLOGV1: u16 = 1;
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	58
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	59 /// Corresponds to `_format_version` in Python.
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	60 fn format_version(&self) -> u16 {
50003 e98fd81bb151 rust-clippy: fix most warnings in `hg-core` Rapha?l Gom?s <rgomes@octobus.net> parents: 49999 diff changeset	61 BigEndian::read_u16(&self.header_bytes[2..4])
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	62 }
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	63
51212 13f58ce70299 rust-revlog: teach the revlog opening code to read the repo options Rapha?l Gom?s <rgomes@octobus.net> parents: 51210 diff changeset	64 pub fn parse(index_bytes: &[u8]) -> Result<Option<IndexHeader>, HgError> {
50003 e98fd81bb151 rust-clippy: fix most warnings in `hg-core` Rapha?l Gom?s <rgomes@octobus.net> parents: 49999 diff changeset	65 if index_bytes.is_empty() {
51212 13f58ce70299 rust-revlog: teach the revlog opening code to read the repo options Rapha?l Gom?s <rgomes@octobus.net> parents: 51210 diff changeset	66 return Ok(None);
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	67 }
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	68 if index_bytes.len() < 4 {
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	69 return Err(HgError::corrupted(
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	70 "corrupted revlog: can't read the index format header",
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	71 ));
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	72 }
51212 13f58ce70299 rust-revlog: teach the revlog opening code to read the repo options Rapha?l Gom?s <rgomes@octobus.net> parents: 51210 diff changeset	73 Ok(Some(IndexHeader {
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	74 header_bytes: {
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	75 let bytes: [u8; 4] =
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	76 index_bytes[0..4].try_into().expect("impossible");
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	77 bytes
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	78 },
51212 13f58ce70299 rust-revlog: teach the revlog opening code to read the repo options Rapha?l Gom?s <rgomes@octobus.net> parents: 51210 diff changeset	79 }))
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	80 }
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	81 }
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	82
51209 1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	83 /// Abstracts the access to the index bytes since they can be spread between
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	84 /// the immutable (bytes) part and the mutable (added) part if any appends
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	85 /// happened. This makes it transparent for the callers.
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	86 struct IndexData {
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	87 /// Immutable bytes, most likely taken from disk
51254 ca81cd96000a rust-index: add Sync bound to all relevant mmap-derived values Rapha?l Gom?s <rgomes@octobus.net> parents: 51250 diff changeset	88 bytes: Box<dyn Deref<Target = [u8]> + Send + Sync>,
51216 f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	89 /// Used when stripping index contents, keeps track of the start of the
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	90 /// first stripped revision, which is used to give a slice of the
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	91 /// `bytes` field.
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	92 truncation: Option<usize>,
51209 1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	93 /// Bytes that were added after reading the index
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	94 added: Vec<u8>,
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	95 }
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	96
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	97 impl IndexData {
51254 ca81cd96000a rust-index: add Sync bound to all relevant mmap-derived values Rapha?l Gom?s <rgomes@octobus.net> parents: 51250 diff changeset	98 pub fn new(bytes: Box<dyn Deref<Target = [u8]> + Send + Sync>) -> Self {
51209 1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	99 Self {
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	100 bytes,
51216 f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	101 truncation: None,
51209 1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	102 added: vec![],
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	103 }
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	104 }
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	105
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	106 pub fn len(&self) -> usize {
51216 f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	107 match self.truncation {
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	108 Some(truncation) => truncation + self.added.len(),
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	109 None => self.bytes.len() + self.added.len(),
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	110 }
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	111 }
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	112
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	113 fn remove(
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	114 &mut self,
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	115 rev: Revision,
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	116 offsets: Option<&[usize]>,
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	117 ) -> Result<(), RevlogError> {
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	118 let rev = rev.0 as usize;
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	119 let truncation = if let Some(offsets) = offsets {
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	120 offsets[rev]
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	121 } else {
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	122 rev * INDEX_ENTRY_SIZE
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	123 };
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	124 if truncation < self.bytes.len() {
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	125 self.truncation = Some(truncation);
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	126 self.added.clear();
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	127 } else {
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	128 self.added.truncate(truncation - self.bytes.len());
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	129 }
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	130 Ok(())
51209 1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	131 }
51226 002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	132
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	133 fn is_new(&self) -> bool {
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	134 self.bytes.is_empty()
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	135 }
51209 1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	136 }
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	137
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	138 impl std::ops::Index<std::ops::Range<usize>> for IndexData {
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	139 type Output = [u8];
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	140
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	141 fn index(&self, index: std::ops::Range<usize>) -> &Self::Output {
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	142 let start = index.start;
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	143 let end = index.end;
51216 f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	144 let immutable_len = match self.truncation {
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	145 Some(truncation) => truncation,
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	146 None => self.bytes.len(),
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	147 };
51209 1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	148 if start < immutable_len {
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	149 if end > immutable_len {
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	150 panic!("index data cannot span existing and added ranges");
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	151 }
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	152 &self.bytes[index]
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	153 } else {
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	154 &self.added[start - immutable_len..end - immutable_len]
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	155 }
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	156 }
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	157 }
1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	158
51226 002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	159 #[derive(Debug, PartialEq, Eq)]
51210 b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	160 pub struct RevisionDataParams {
51213 65c9032e2e5a rust-index: synchronize append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51212 diff changeset	161 pub flags: u16,
65c9032e2e5a rust-index: synchronize append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51212 diff changeset	162 pub data_offset: u64,
65c9032e2e5a rust-index: synchronize append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51212 diff changeset	163 pub data_compressed_length: i32,
65c9032e2e5a rust-index: synchronize append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51212 diff changeset	164 pub data_uncompressed_length: i32,
65c9032e2e5a rust-index: synchronize append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51212 diff changeset	165 pub data_delta_base: i32,
65c9032e2e5a rust-index: synchronize append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51212 diff changeset	166 pub link_rev: i32,
65c9032e2e5a rust-index: synchronize append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51212 diff changeset	167 pub parent_rev_1: i32,
65c9032e2e5a rust-index: synchronize append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51212 diff changeset	168 pub parent_rev_2: i32,
65c9032e2e5a rust-index: synchronize append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51212 diff changeset	169 pub node_id: [u8; NODE_BYTES_LENGTH],
65c9032e2e5a rust-index: synchronize append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51212 diff changeset	170 pub _sidedata_offset: u64,
65c9032e2e5a rust-index: synchronize append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51212 diff changeset	171 pub _sidedata_compressed_length: i32,
65c9032e2e5a rust-index: synchronize append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51212 diff changeset	172 pub data_compression_mode: u8,
65c9032e2e5a rust-index: synchronize append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51212 diff changeset	173 pub _sidedata_compression_mode: u8,
65c9032e2e5a rust-index: synchronize append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51212 diff changeset	174 pub _rank: i32,
51210 b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	175 }
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	176
51226 002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	177 impl Default for RevisionDataParams {
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	178 fn default() -> Self {
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	179 Self {
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	180 flags: 0,
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	181 data_offset: 0,
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	182 data_compressed_length: 0,
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	183 data_uncompressed_length: 0,
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	184 data_delta_base: -1,
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	185 link_rev: -1,
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	186 parent_rev_1: -1,
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	187 parent_rev_2: -1,
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	188 node_id: [0; NODE_BYTES_LENGTH],
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	189 _sidedata_offset: 0,
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	190 _sidedata_compressed_length: 0,
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	191 data_compression_mode: COMPRESSION_MODE_INLINE,
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	192 _sidedata_compression_mode: COMPRESSION_MODE_INLINE,
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	193 _rank: -1,
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	194 }
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	195 }
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	196 }
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	197
51210 b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	198 #[derive(BytesCast)]
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	199 #[repr(C)]
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	200 pub struct RevisionDataV1 {
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	201 data_offset_or_flags: unaligned::U64Be,
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	202 data_compressed_length: unaligned::I32Be,
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	203 data_uncompressed_length: unaligned::I32Be,
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	204 data_delta_base: unaligned::I32Be,
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	205 link_rev: unaligned::I32Be,
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	206 parent_rev_1: unaligned::I32Be,
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	207 parent_rev_2: unaligned::I32Be,
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	208 node_id: [u8; STORED_NODE_ID_BYTES],
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	209 }
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	210
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	211 fn _static_assert_size_of_revision_data_v1() {
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	212 let _ = std::mem::transmute::<RevisionDataV1, [u8; 64]>;
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	213 }
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	214
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	215 impl RevisionDataParams {
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	216 pub fn validate(&self) -> Result<(), RevlogError> {
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	217 if self.flags & !REVIDX_KNOWN_FLAGS != 0 {
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	218 return Err(RevlogError::corrupted(format!(
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	219 "unknown revlog index flags: {}",
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	220 self.flags
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	221 )));
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	222 }
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	223 if self.data_compression_mode != COMPRESSION_MODE_INLINE {
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	224 return Err(RevlogError::corrupted(format!(
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	225 "invalid data compression mode: {}",
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	226 self.data_compression_mode
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	227 )));
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	228 }
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	229 // FIXME isn't this only for v2 or changelog v2?
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	230 if self._sidedata_compression_mode != COMPRESSION_MODE_INLINE {
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	231 return Err(RevlogError::corrupted(format!(
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	232 "invalid sidedata compression mode: {}",
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	233 self._sidedata_compression_mode
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	234 )));
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	235 }
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	236 Ok(())
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	237 }
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	238
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	239 pub fn into_v1(self) -> RevisionDataV1 {
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	240 let data_offset_or_flags = self.data_offset << 16 \| self.flags as u64;
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	241 let mut node_id = [0; STORED_NODE_ID_BYTES];
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	242 node_id[..NODE_BYTES_LENGTH].copy_from_slice(&self.node_id);
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	243 RevisionDataV1 {
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	244 data_offset_or_flags: data_offset_or_flags.into(),
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	245 data_compressed_length: self.data_compressed_length.into(),
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	246 data_uncompressed_length: self.data_uncompressed_length.into(),
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	247 data_delta_base: self.data_delta_base.into(),
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	248 link_rev: self.link_rev.into(),
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	249 parent_rev_1: self.parent_rev_1.into(),
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	250 parent_rev_2: self.parent_rev_2.into(),
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	251 node_id,
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	252 }
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	253 }
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	254 }
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	255
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	256 /// A Revlog index
45604 900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	257 pub struct Index {
51209 1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	258 bytes: IndexData,
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	259 /// Offsets of starts of index blocks.
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	260 /// Only needed when the index is interleaved with data.
51218 4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	261 offsets: RwLock<Option<Vec<usize>>>,
48497 96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	262 uses_generaldelta: bool,
51218 4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	263 is_inline: bool,
51255 59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	264 /// Cache of (head_revisions, filtered_revisions)
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	265 ///
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	266 /// The head revisions in this index, kept in sync. Should
51236 a7bba7df9189 rust-index: implement headrevs Rapha?l Gom?s <rgomes@octobus.net> parents: 51234 diff changeset	267 /// be accessed via the [`Self::head_revs`] method.
51255 59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	268 /// The last filtered revisions in this index, used to make sure
51237 9f876765cbe2 rust-index: add support for `headrevsfiltered` Rapha?l Gom?s <rgomes@octobus.net> parents: 51236 diff changeset	269 /// we haven't changed filters when returning the cached `head_revs`.
51255 59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	270 head_revs: RwLock<(Vec<Revision>, HashSet<Revision>)>,
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	271 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	272
50988 1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	273 impl Debug for Index {
1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	274 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	275 f.debug_struct("Index")
1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	276 .field("offsets", &self.offsets)
1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	277 .field("uses_generaldelta", &self.uses_generaldelta)
1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	278 .finish()
1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	279 }
1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	280 }
1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	281
50989 27e773aa607d rust: implement the `Graph` trait for all revlogs Rapha?l Gom?s <rgomes@octobus.net> parents: 50988 diff changeset	282 impl Graph for Index {
51278 e74dd6d73cb5 rust-index: allow inlining `parents` across crates Rapha?l Gom?s <rgomes@octobus.net> parents: 51257 diff changeset	283 #[inline(always)]
50989 27e773aa607d rust: implement the `Graph` trait for all revlogs Rapha?l Gom?s <rgomes@octobus.net> parents: 50988 diff changeset	284 fn parents(&self, rev: Revision) -> Result<[Revision; 2], GraphError> {
27e773aa607d rust: implement the `Graph` trait for all revlogs Rapha?l Gom?s <rgomes@octobus.net> parents: 50988 diff changeset	285 let err = \|\| GraphError::ParentOutOfRange(rev);
27e773aa607d rust: implement the `Graph` trait for all revlogs Rapha?l Gom?s <rgomes@octobus.net> parents: 50988 diff changeset	286 match self.get_entry(rev) {
27e773aa607d rust: implement the `Graph` trait for all revlogs Rapha?l Gom?s <rgomes@octobus.net> parents: 50988 diff changeset	287 Some(entry) => {
27e773aa607d rust: implement the `Graph` trait for all revlogs Rapha?l Gom?s <rgomes@octobus.net> parents: 50988 diff changeset	288 // The C implementation checks that the parents are valid
27e773aa607d rust: implement the `Graph` trait for all revlogs Rapha?l Gom?s <rgomes@octobus.net> parents: 50988 diff changeset	289 // before returning
27e773aa607d rust: implement the `Graph` trait for all revlogs Rapha?l Gom?s <rgomes@octobus.net> parents: 50988 diff changeset	290 Ok([
27e773aa607d rust: implement the `Graph` trait for all revlogs Rapha?l Gom?s <rgomes@octobus.net> parents: 50988 diff changeset	291 self.check_revision(entry.p1()).ok_or_else(err)?,
27e773aa607d rust: implement the `Graph` trait for all revlogs Rapha?l Gom?s <rgomes@octobus.net> parents: 50988 diff changeset	292 self.check_revision(entry.p2()).ok_or_else(err)?,
27e773aa607d rust: implement the `Graph` trait for all revlogs Rapha?l Gom?s <rgomes@octobus.net> parents: 50988 diff changeset	293 ])
27e773aa607d rust: implement the `Graph` trait for all revlogs Rapha?l Gom?s <rgomes@octobus.net> parents: 50988 diff changeset	294 }
27e773aa607d rust: implement the `Graph` trait for all revlogs Rapha?l Gom?s <rgomes@octobus.net> parents: 50988 diff changeset	295 None => Ok([NULL_REVISION, NULL_REVISION]),
27e773aa607d rust: implement the `Graph` trait for all revlogs Rapha?l Gom?s <rgomes@octobus.net> parents: 50988 diff changeset	296 }
27e773aa607d rust: implement the `Graph` trait for all revlogs Rapha?l Gom?s <rgomes@octobus.net> parents: 50988 diff changeset	297 }
27e773aa607d rust: implement the `Graph` trait for all revlogs Rapha?l Gom?s <rgomes@octobus.net> parents: 50988 diff changeset	298 }
27e773aa607d rust: implement the `Graph` trait for all revlogs Rapha?l Gom?s <rgomes@octobus.net> parents: 50988 diff changeset	299
51233 9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	300 /// A cache suitable for find_snapshots
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	301 ///
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	302 /// Logically equivalent to a mapping whose keys are [`BaseRevision`] and
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	303 /// values sets of [`BaseRevision`]
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	304 ///
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	305 /// TODO the dubious part is insisting that errors must be RevlogError
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	306 /// we would probably need to sprinkle some magic here, such as an associated
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	307 /// type that would be Into<RevlogError> but even that would not be
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	308 /// satisfactory, as errors potentially have nothing to do with the revlog.
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	309 pub trait SnapshotsCache {
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	310 fn insert_for(
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	311 &mut self,
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	312 rev: BaseRevision,
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	313 value: BaseRevision,
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	314 ) -> Result<(), RevlogError>;
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	315 }
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	316
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	317 impl SnapshotsCache for FastHashMap<BaseRevision, HashSet<BaseRevision>> {
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	318 fn insert_for(
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	319 &mut self,
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	320 rev: BaseRevision,
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	321 value: BaseRevision,
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	322 ) -> Result<(), RevlogError> {
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	323 let all_values = self.entry(rev).or_insert_with(HashSet::new);
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	324 all_values.insert(value);
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	325 Ok(())
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	326 }
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	327 }
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	328
45604 900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	329 impl Index {
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	330 /// Create an index from bytes.
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	331 /// Calculate the start of each entry when is_inline is true.
45605 1cef583541c0 hg-core: return Err if `offset != bytes.len()` Antoine cezar<acezar@chwitlabs.fr> parents: 45604 diff changeset	332 pub fn new(
51254 ca81cd96000a rust-index: add Sync bound to all relevant mmap-derived values Rapha?l Gom?s <rgomes@octobus.net> parents: 51250 diff changeset	333 bytes: Box<dyn Deref<Target = [u8]> + Send + Sync>,
51212 13f58ce70299 rust-revlog: teach the revlog opening code to read the repo options Rapha?l Gom?s <rgomes@octobus.net> parents: 51210 diff changeset	334 default_header: IndexHeader,
47991 001d747c2baf rust: Return HgError instead of RevlogError in revlog constructors Simon Sapin <simon.sapin@octobus.net> parents: 46887 diff changeset	335 ) -> Result<Self, HgError> {
51212 13f58ce70299 rust-revlog: teach the revlog opening code to read the repo options Rapha?l Gom?s <rgomes@octobus.net> parents: 51210 diff changeset	336 let header =
13f58ce70299 rust-revlog: teach the revlog opening code to read the repo options Rapha?l Gom?s <rgomes@octobus.net> parents: 51210 diff changeset	337 IndexHeader::parse(bytes.as_ref())?.unwrap_or(default_header);
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	338
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	339 if header.format_version() != IndexHeader::REVLOGV1 {
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	340 // A proper new version should have had a repo/store
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	341 // requirement.
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	342 return Err(HgError::corrupted("unsupported revlog version"));
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	343 }
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	344
48497 96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	345 // This is only correct because we know version is REVLOGV1.
96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	346 // In v2 we always use generaldelta, while in v0 we never use
96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	347 // generaldelta. Similar for [is_inline] (it's only used in v1).
96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	348 let uses_generaldelta = header.format_flags().uses_generaldelta();
96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	349
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	350 if header.format_flags().is_inline() {
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	351 let mut offset: usize = 0;
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	352 let mut offsets = Vec::new();
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	353
45593 11f3c3f408fd hg-core: minor code style change (D8958#inline-14993 followup) Antoine cezar<acezar@chwitlabs.fr> parents: 45542 diff changeset	354 while offset + INDEX_ENTRY_SIZE <= bytes.len() {
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	355 offsets.push(offset);
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	356 let end = offset + INDEX_ENTRY_SIZE;
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	357 let entry = IndexEntry {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	358 bytes: &bytes[offset..end],
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	359 offset_override: None,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	360 };
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	361
48572 0a4ac916673e rhg: RevlogEntry::uncompressed_len is signed Simon Sapin <simon.sapin@octobus.net> parents: 48497 diff changeset	362 offset += INDEX_ENTRY_SIZE + entry.compressed_len() as usize;
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	363 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	364
45605 1cef583541c0 hg-core: return Err if `offset != bytes.len()` Antoine cezar<acezar@chwitlabs.fr> parents: 45604 diff changeset	365 if offset == bytes.len() {
1cef583541c0 hg-core: return Err if `offset != bytes.len()` Antoine cezar<acezar@chwitlabs.fr> parents: 45604 diff changeset	366 Ok(Self {
51209 1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	367 bytes: IndexData::new(bytes),
51218 4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	368 offsets: RwLock::new(Some(offsets)),
48497 96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	369 uses_generaldelta,
51218 4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	370 is_inline: true,
51255 59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	371 head_revs: RwLock::new((vec![], HashSet::new())),
45605 1cef583541c0 hg-core: return Err if `offset != bytes.len()` Antoine cezar<acezar@chwitlabs.fr> parents: 45604 diff changeset	372 })
1cef583541c0 hg-core: return Err if `offset != bytes.len()` Antoine cezar<acezar@chwitlabs.fr> parents: 45604 diff changeset	373 } else {
50003 e98fd81bb151 rust-clippy: fix most warnings in `hg-core` Rapha?l Gom?s <rgomes@octobus.net> parents: 49999 diff changeset	374 Err(HgError::corrupted("unexpected inline revlog length"))
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	375 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	376 } else {
45605 1cef583541c0 hg-core: return Err if `offset != bytes.len()` Antoine cezar<acezar@chwitlabs.fr> parents: 45604 diff changeset	377 Ok(Self {
51209 1ef4a36a934d rust-index: add an abstraction to support bytes added at runtimes Rapha?l Gom?s <rgomes@octobus.net> parents: 50990 diff changeset	378 bytes: IndexData::new(bytes),
51218 4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	379 offsets: RwLock::new(None),
48497 96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	380 uses_generaldelta,
51218 4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	381 is_inline: false,
51255 59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	382 head_revs: RwLock::new((vec![], HashSet::new())),
45605 1cef583541c0 hg-core: return Err if `offset != bytes.len()` Antoine cezar<acezar@chwitlabs.fr> parents: 45604 diff changeset	383 })
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	384 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	385 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	386
48497 96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	387 pub fn uses_generaldelta(&self) -> bool {
96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	388 self.uses_generaldelta
96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	389 }
96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	390
45604 900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	391 /// Value of the inline flag.
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	392 pub fn is_inline(&self) -> bool {
51218 4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	393 self.is_inline
45604 900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	394 }
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	395
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	396 /// Return a slice of bytes if `revlog` is inline. Panic if not.
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	397 pub fn data(&self, start: usize, end: usize) -> &[u8] {
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	398 if !self.is_inline() {
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	399 panic!("tried to access data in the index of a revlog that is not inline");
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	400 }
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	401 &self.bytes[start..end]
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	402 }
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	403
45542 639f33f22faf hg-core: add a `ListRevTrackedFiles` operation Antoine Cezar <antoine.cezar@octobus.net> parents: 45537 diff changeset	404 /// Return number of entries of the revlog index.
639f33f22faf hg-core: add a `ListRevTrackedFiles` operation Antoine Cezar <antoine.cezar@octobus.net> parents: 45537 diff changeset	405 pub fn len(&self) -> usize {
51218 4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	406 if let Some(offsets) = &*self.get_offsets() {
45542 639f33f22faf hg-core: add a `ListRevTrackedFiles` operation Antoine Cezar <antoine.cezar@octobus.net> parents: 45537 diff changeset	407 offsets.len()
639f33f22faf hg-core: add a `ListRevTrackedFiles` operation Antoine Cezar <antoine.cezar@octobus.net> parents: 45537 diff changeset	408 } else {
639f33f22faf hg-core: add a `ListRevTrackedFiles` operation Antoine Cezar <antoine.cezar@octobus.net> parents: 45537 diff changeset	409 self.bytes.len() / INDEX_ENTRY_SIZE
639f33f22faf hg-core: add a `ListRevTrackedFiles` operation Antoine Cezar <antoine.cezar@octobus.net> parents: 45537 diff changeset	410 }
639f33f22faf hg-core: add a `ListRevTrackedFiles` operation Antoine Cezar <antoine.cezar@octobus.net> parents: 45537 diff changeset	411 }
639f33f22faf hg-core: add a `ListRevTrackedFiles` operation Antoine Cezar <antoine.cezar@octobus.net> parents: 45537 diff changeset	412
51218 4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	413 pub fn get_offsets(&self) -> RwLockReadGuard<Option<Vec<usize>>> {
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	414 if self.is_inline() {
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	415 {
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	416 // Wrap in a block to drop the read guard
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	417 // TODO perf?
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	418 let mut offsets = self.offsets.write().unwrap();
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	419 if offsets.is_none() {
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	420 offsets.replace(inline_scan(&self.bytes.bytes).1);
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	421 }
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	422 }
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	423 }
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	424 self.offsets.read().unwrap()
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	425 }
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	426
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	427 pub fn get_offsets_mut(&mut self) -> RwLockWriteGuard<Option<Vec<usize>>> {
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	428 let mut offsets = self.offsets.write().unwrap();
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	429 if self.is_inline() && offsets.is_none() {
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	430 offsets.replace(inline_scan(&self.bytes.bytes).1);
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	431 }
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	432 offsets
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	433 }
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	434
45542 639f33f22faf hg-core: add a `ListRevTrackedFiles` operation Antoine Cezar <antoine.cezar@octobus.net> parents: 45537 diff changeset	435 /// Returns `true` if the `Index` has zero `entries`.
639f33f22faf hg-core: add a `ListRevTrackedFiles` operation Antoine Cezar <antoine.cezar@octobus.net> parents: 45537 diff changeset	436 pub fn is_empty(&self) -> bool {
639f33f22faf hg-core: add a `ListRevTrackedFiles` operation Antoine Cezar <antoine.cezar@octobus.net> parents: 45537 diff changeset	437 self.len() == 0
639f33f22faf hg-core: add a `ListRevTrackedFiles` operation Antoine Cezar <antoine.cezar@octobus.net> parents: 45537 diff changeset	438 }
639f33f22faf hg-core: add a `ListRevTrackedFiles` operation Antoine Cezar <antoine.cezar@octobus.net> parents: 45537 diff changeset	439
51224 7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	440 /// Return the index entry corresponding to the given revision or `None`
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	441 /// for [`NULL_REVISION`]
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	442 ///
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	443 /// The specified revision being of the checked type, it always exists
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	444 /// if it was validated by this index.
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	445 pub fn get_entry(&self, rev: Revision) -> Option<IndexEntry> {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	446 if rev == NULL_REVISION {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	447 return None;
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	448 }
51218 4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	449 Some(if let Some(offsets) = &*self.get_offsets() {
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	450 self.get_entry_inline(rev, offsets.as_ref())
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	451 } else {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	452 self.get_entry_separated(rev)
50988 1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	453 })
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	454 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	455
51224 7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	456 /// Return the binary content of the index entry for the given revision
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	457 ///
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	458 /// See [get_entry()](`Self::get_entry()`) for cases when `None` is
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	459 /// returned.
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	460 pub fn entry_binary(&self, rev: Revision) -> Option<&[u8]> {
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	461 self.get_entry(rev).map(\|e\| {
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	462 let bytes = e.as_bytes();
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	463 if rev.0 == 0 {
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	464 &bytes[4..]
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	465 } else {
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	466 bytes
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	467 }
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	468 })
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	469 }
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	470
51226 002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	471 pub fn entry_as_params(
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	472 &self,
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	473 rev: UncheckedRevision,
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	474 ) -> Option<RevisionDataParams> {
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	475 let rev = self.check_revision(rev)?;
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	476 self.get_entry(rev).map(\|e\| RevisionDataParams {
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	477 flags: e.flags(),
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	478 data_offset: if rev.0 == 0 && !self.bytes.is_new() {
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	479 e.flags() as u64
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	480 } else {
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	481 e.raw_offset()
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	482 },
51257 eb676c35a29b rust-index: support `unionrepo`'s compressed length hack Rapha?l Gom?s <rgomes@octobus.net> parents: 51256 diff changeset	483 data_compressed_length: e
eb676c35a29b rust-index: support `unionrepo`'s compressed length hack Rapha?l Gom?s <rgomes@octobus.net> parents: 51256 diff changeset	484 .compressed_len()
eb676c35a29b rust-index: support `unionrepo`'s compressed length hack Rapha?l Gom?s <rgomes@octobus.net> parents: 51256 diff changeset	485 .try_into()
eb676c35a29b rust-index: support `unionrepo`'s compressed length hack Rapha?l Gom?s <rgomes@octobus.net> parents: 51256 diff changeset	486 .unwrap_or_else(\|_\| {
eb676c35a29b rust-index: support `unionrepo`'s compressed length hack Rapha?l Gom?s <rgomes@octobus.net> parents: 51256 diff changeset	487 // Python's `unionrepo` sets the compressed length to be
eb676c35a29b rust-index: support `unionrepo`'s compressed length hack Rapha?l Gom?s <rgomes@octobus.net> parents: 51256 diff changeset	488 // `-1` (or `u32::MAX` if transmuted to `u32`) because it
eb676c35a29b rust-index: support `unionrepo`'s compressed length hack Rapha?l Gom?s <rgomes@octobus.net> parents: 51256 diff changeset	489 // cannot know the correct compressed length of a given
eb676c35a29b rust-index: support `unionrepo`'s compressed length hack Rapha?l Gom?s <rgomes@octobus.net> parents: 51256 diff changeset	490 // revision. I'm not sure if this is true, but having this
eb676c35a29b rust-index: support `unionrepo`'s compressed length hack Rapha?l Gom?s <rgomes@octobus.net> parents: 51256 diff changeset	491 // edge case won't hurt other use cases, let's handle it.
eb676c35a29b rust-index: support `unionrepo`'s compressed length hack Rapha?l Gom?s <rgomes@octobus.net> parents: 51256 diff changeset	492 assert_eq!(e.compressed_len(), u32::MAX);
eb676c35a29b rust-index: support `unionrepo`'s compressed length hack Rapha?l Gom?s <rgomes@octobus.net> parents: 51256 diff changeset	493 NULL_REVISION.0
eb676c35a29b rust-index: support `unionrepo`'s compressed length hack Rapha?l Gom?s <rgomes@octobus.net> parents: 51256 diff changeset	494 }),
51226 002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	495 data_uncompressed_length: e.uncompressed_len(),
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	496 data_delta_base: e.base_revision_or_base_of_delta_chain().0,
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	497 link_rev: e.link_revision().0,
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	498 parent_rev_1: e.p1().0,
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	499 parent_rev_2: e.p2().0,
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	500 node_id: e.hash().as_bytes().try_into().unwrap(),
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	501 ..Default::default()
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	502 })
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	503 }
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	504
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	505 fn get_entry_inline(
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	506 &self,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	507 rev: Revision,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	508 offsets: &[usize],
50988 1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	509 ) -> IndexEntry {
50990 4c5f6e95df84 rust: make `Revision` a newtype Rapha?l Gom?s <rgomes@octobus.net> parents: 50989 diff changeset	510 let start = offsets[rev.0 as usize];
50988 1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	511 let end = start + INDEX_ENTRY_SIZE;
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	512 let bytes = &self.bytes[start..end];
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	513
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	514 // See IndexEntry for an explanation of this override.
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	515 let offset_override = Some(end);
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	516
50988 1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	517 IndexEntry {
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	518 bytes,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	519 offset_override,
50988 1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	520 }
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	521 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	522
50988 1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	523 fn get_entry_separated(&self, rev: Revision) -> IndexEntry {
50990 4c5f6e95df84 rust: make `Revision` a newtype Rapha?l Gom?s <rgomes@octobus.net> parents: 50989 diff changeset	524 let start = rev.0 as usize * INDEX_ENTRY_SIZE;
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	525 let end = start + INDEX_ENTRY_SIZE;
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	526 let bytes = &self.bytes[start..end];
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	527
45594 f38adf8b0711 hg-core: Explain offset override of first revision Antoine cezar<acezar@chwitlabs.fr> parents: 45593 diff changeset	528 // Override the offset of the first revision as its bytes are used
f38adf8b0711 hg-core: Explain offset override of first revision Antoine cezar<acezar@chwitlabs.fr> parents: 45593 diff changeset	529 // for the index's metadata (saving space because it is always 0)
50990 4c5f6e95df84 rust: make `Revision` a newtype Rapha?l Gom?s <rgomes@octobus.net> parents: 50989 diff changeset	530 let offset_override = if rev == Revision(0) { Some(0) } else { None };
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	531
50988 1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	532 IndexEntry {
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	533 bytes,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	534 offset_override,
50988 1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	535 }
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	536 }
51210 b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	537
51239 0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	538 fn null_entry(&self) -> IndexEntry {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	539 IndexEntry {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	540 bytes: &[0; INDEX_ENTRY_SIZE],
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	541 offset_override: Some(0),
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	542 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	543 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	544
51236 a7bba7df9189 rust-index: implement headrevs Rapha?l Gom?s <rgomes@octobus.net> parents: 51234 diff changeset	545 /// Return the head revisions of this index
51255 59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	546 pub fn head_revs(&self) -> Result<Vec<Revision>, GraphError> {
51282 9088c6d65ef6 rust-index-cpython: cache the heads' PyList representation Rapha?l Gom?s <rgomes@octobus.net> parents: 51281 diff changeset	547 self.head_revs_filtered(&HashSet::new(), false)
9088c6d65ef6 rust-index-cpython: cache the heads' PyList representation Rapha?l Gom?s <rgomes@octobus.net> parents: 51281 diff changeset	548 .map(\|h\| h.unwrap())
9088c6d65ef6 rust-index-cpython: cache the heads' PyList representation Rapha?l Gom?s <rgomes@octobus.net> parents: 51281 diff changeset	549 }
9088c6d65ef6 rust-index-cpython: cache the heads' PyList representation Rapha?l Gom?s <rgomes@octobus.net> parents: 51281 diff changeset	550
9088c6d65ef6 rust-index-cpython: cache the heads' PyList representation Rapha?l Gom?s <rgomes@octobus.net> parents: 51281 diff changeset	551 /// Python-specific shortcut to save on PyList creation
9088c6d65ef6 rust-index-cpython: cache the heads' PyList representation Rapha?l Gom?s <rgomes@octobus.net> parents: 51281 diff changeset	552 pub fn head_revs_shortcut(
9088c6d65ef6 rust-index-cpython: cache the heads' PyList representation Rapha?l Gom?s <rgomes@octobus.net> parents: 51281 diff changeset	553 &self,
9088c6d65ef6 rust-index-cpython: cache the heads' PyList representation Rapha?l Gom?s <rgomes@octobus.net> parents: 51281 diff changeset	554 ) -> Result<Option<Vec<Revision>>, GraphError> {
9088c6d65ef6 rust-index-cpython: cache the heads' PyList representation Rapha?l Gom?s <rgomes@octobus.net> parents: 51281 diff changeset	555 self.head_revs_filtered(&HashSet::new(), true)
51237 9f876765cbe2 rust-index: add support for `headrevsfiltered` Rapha?l Gom?s <rgomes@octobus.net> parents: 51236 diff changeset	556 }
9f876765cbe2 rust-index: add support for `headrevsfiltered` Rapha?l Gom?s <rgomes@octobus.net> parents: 51236 diff changeset	557
9f876765cbe2 rust-index: add support for `headrevsfiltered` Rapha?l Gom?s <rgomes@octobus.net> parents: 51236 diff changeset	558 /// Return the head revisions of this index
9f876765cbe2 rust-index: add support for `headrevsfiltered` Rapha?l Gom?s <rgomes@octobus.net> parents: 51236 diff changeset	559 pub fn head_revs_filtered(
51255 59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	560 &self,
51237 9f876765cbe2 rust-index: add support for `headrevsfiltered` Rapha?l Gom?s <rgomes@octobus.net> parents: 51236 diff changeset	561 filtered_revs: &HashSet<Revision>,
51282 9088c6d65ef6 rust-index-cpython: cache the heads' PyList representation Rapha?l Gom?s <rgomes@octobus.net> parents: 51281 diff changeset	562 py_shortcut: bool,
9088c6d65ef6 rust-index-cpython: cache the heads' PyList representation Rapha?l Gom?s <rgomes@octobus.net> parents: 51281 diff changeset	563 ) -> Result<Option<Vec<Revision>>, GraphError> {
51255 59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	564 {
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	565 let guard = self
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	566 .head_revs
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	567 .read()
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	568 .expect("RwLock on Index.head_revs should not be poisoned");
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	569 let self_head_revs = &guard.0;
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	570 let self_filtered_revs = &guard.1;
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	571 if !self_head_revs.is_empty()
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	572 && filtered_revs == self_filtered_revs
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	573 {
51282 9088c6d65ef6 rust-index-cpython: cache the heads' PyList representation Rapha?l Gom?s <rgomes@octobus.net> parents: 51281 diff changeset	574 if py_shortcut {
9088c6d65ef6 rust-index-cpython: cache the heads' PyList representation Rapha?l Gom?s <rgomes@octobus.net> parents: 51281 diff changeset	575 // Don't copy the revs since we've already cached them
9088c6d65ef6 rust-index-cpython: cache the heads' PyList representation Rapha?l Gom?s <rgomes@octobus.net> parents: 51281 diff changeset	576 // on the Python side.
9088c6d65ef6 rust-index-cpython: cache the heads' PyList representation Rapha?l Gom?s <rgomes@octobus.net> parents: 51281 diff changeset	577 return Ok(None);
9088c6d65ef6 rust-index-cpython: cache the heads' PyList representation Rapha?l Gom?s <rgomes@octobus.net> parents: 51281 diff changeset	578 } else {
9088c6d65ef6 rust-index-cpython: cache the heads' PyList representation Rapha?l Gom?s <rgomes@octobus.net> parents: 51281 diff changeset	579 return Ok(Some(self_head_revs.to_owned()));
9088c6d65ef6 rust-index-cpython: cache the heads' PyList representation Rapha?l Gom?s <rgomes@octobus.net> parents: 51281 diff changeset	580 }
51255 59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	581 }
51236 a7bba7df9189 rust-index: implement headrevs Rapha?l Gom?s <rgomes@octobus.net> parents: 51234 diff changeset	582 }
51280 ed6683d4cb29 rust-index: implement faster retain heads using a vec instead of a hashset Rapha?l Gom?s <rgomes@octobus.net> parents: 51278 diff changeset	583
ed6683d4cb29 rust-index: implement faster retain heads using a vec instead of a hashset Rapha?l Gom?s <rgomes@octobus.net> parents: 51278 diff changeset	584 let as_vec = if self.is_empty() {
ed6683d4cb29 rust-index: implement faster retain heads using a vec instead of a hashset Rapha?l Gom?s <rgomes@octobus.net> parents: 51278 diff changeset	585 vec![NULL_REVISION]
ed6683d4cb29 rust-index: implement faster retain heads using a vec instead of a hashset Rapha?l Gom?s <rgomes@octobus.net> parents: 51278 diff changeset	586 } else {
51281 c4f1a790bda8 rust-index: use a `BitVec` instead of plain `Vec` for heads computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51280 diff changeset	587 let mut not_heads = bitvec![0; self.len()];
c4f1a790bda8 rust-index: use a `BitVec` instead of plain `Vec` for heads computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51280 diff changeset	588 dagops::retain_heads_fast(
c4f1a790bda8 rust-index: use a `BitVec` instead of plain `Vec` for heads computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51280 diff changeset	589 self,
c4f1a790bda8 rust-index: use a `BitVec` instead of plain `Vec` for heads computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51280 diff changeset	590 not_heads.as_mut_bitslice(),
c4f1a790bda8 rust-index: use a `BitVec` instead of plain `Vec` for heads computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51280 diff changeset	591 filtered_revs,
c4f1a790bda8 rust-index: use a `BitVec` instead of plain `Vec` for heads computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51280 diff changeset	592 )?;
51280 ed6683d4cb29 rust-index: implement faster retain heads using a vec instead of a hashset Rapha?l Gom?s <rgomes@octobus.net> parents: 51278 diff changeset	593 not_heads
ed6683d4cb29 rust-index: implement faster retain heads using a vec instead of a hashset Rapha?l Gom?s <rgomes@octobus.net> parents: 51278 diff changeset	594 .into_iter()
ed6683d4cb29 rust-index: implement faster retain heads using a vec instead of a hashset Rapha?l Gom?s <rgomes@octobus.net> parents: 51278 diff changeset	595 .enumerate()
ed6683d4cb29 rust-index: implement faster retain heads using a vec instead of a hashset Rapha?l Gom?s <rgomes@octobus.net> parents: 51278 diff changeset	596 .filter_map(\|(idx, is_not_head)\| {
ed6683d4cb29 rust-index: implement faster retain heads using a vec instead of a hashset Rapha?l Gom?s <rgomes@octobus.net> parents: 51278 diff changeset	597 if is_not_head {
ed6683d4cb29 rust-index: implement faster retain heads using a vec instead of a hashset Rapha?l Gom?s <rgomes@octobus.net> parents: 51278 diff changeset	598 None
ed6683d4cb29 rust-index: implement faster retain heads using a vec instead of a hashset Rapha?l Gom?s <rgomes@octobus.net> parents: 51278 diff changeset	599 } else {
ed6683d4cb29 rust-index: implement faster retain heads using a vec instead of a hashset Rapha?l Gom?s <rgomes@octobus.net> parents: 51278 diff changeset	600 Some(Revision(idx as BaseRevision))
ed6683d4cb29 rust-index: implement faster retain heads using a vec instead of a hashset Rapha?l Gom?s <rgomes@octobus.net> parents: 51278 diff changeset	601 }
ed6683d4cb29 rust-index: implement faster retain heads using a vec instead of a hashset Rapha?l Gom?s <rgomes@octobus.net> parents: 51278 diff changeset	602 })
ed6683d4cb29 rust-index: implement faster retain heads using a vec instead of a hashset Rapha?l Gom?s <rgomes@octobus.net> parents: 51278 diff changeset	603 .collect()
ed6683d4cb29 rust-index: implement faster retain heads using a vec instead of a hashset Rapha?l Gom?s <rgomes@octobus.net> parents: 51278 diff changeset	604 };
51255 59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	605 *self
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	606 .head_revs
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	607 .write()
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	608 .expect("RwLock on Index.head_revs should not be poisoned") =
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	609 (as_vec.to_owned(), filtered_revs.to_owned());
51282 9088c6d65ef6 rust-index-cpython: cache the heads' PyList representation Rapha?l Gom?s <rgomes@octobus.net> parents: 51281 diff changeset	610 Ok(Some(as_vec))
51236 a7bba7df9189 rust-index: implement headrevs Rapha?l Gom?s <rgomes@octobus.net> parents: 51234 diff changeset	611 }
a7bba7df9189 rust-index: implement headrevs Rapha?l Gom?s <rgomes@octobus.net> parents: 51234 diff changeset	612
51234 62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	613 /// Obtain the delta chain for a revision.
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	614 ///
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	615 /// `stop_rev` specifies a revision to stop at. If not specified, we
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	616 /// stop at the base of the chain.
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	617 ///
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	618 /// Returns a 2-tuple of (chain, stopped) where `chain` is a vec of
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	619 /// revs in ascending order and `stopped` is a bool indicating whether
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	620 /// `stoprev` was hit.
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	621 pub fn delta_chain(
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	622 &self,
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	623 rev: Revision,
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	624 stop_rev: Option<Revision>,
51256 456e0fe702e8 rust-index: honour incoming using_general_delta in `deltachain` Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51255 diff changeset	625 using_general_delta: Option<bool>,
51234 62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	626 ) -> Result<(Vec<Revision>, bool), HgError> {
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	627 let mut current_rev = rev;
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	628 let mut entry = self.get_entry(rev).unwrap();
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	629 let mut chain = vec![];
51256 456e0fe702e8 rust-index: honour incoming using_general_delta in `deltachain` Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51255 diff changeset	630 let using_general_delta =
456e0fe702e8 rust-index: honour incoming using_general_delta in `deltachain` Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51255 diff changeset	631 using_general_delta.unwrap_or_else(\|\| self.uses_generaldelta());
51234 62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	632 while current_rev.0 != entry.base_revision_or_base_of_delta_chain().0
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	633 && stop_rev.map(\|r\| r != current_rev).unwrap_or(true)
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	634 {
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	635 chain.push(current_rev);
51256 456e0fe702e8 rust-index: honour incoming using_general_delta in `deltachain` Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51255 diff changeset	636 let new_rev = if using_general_delta {
51234 62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	637 entry.base_revision_or_base_of_delta_chain()
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	638 } else {
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	639 UncheckedRevision(current_rev.0 - 1)
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	640 };
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	641 current_rev = self.check_revision(new_rev).ok_or_else(\|\| {
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	642 HgError::corrupted(format!("Revision {new_rev} out of range"))
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	643 })?;
51239 0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	644 if current_rev.0 == NULL_REVISION.0 {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	645 break;
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	646 }
51234 62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	647 entry = self.get_entry(current_rev).unwrap()
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	648 }
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	649
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	650 let stopped = if stop_rev.map(\|r\| current_rev == r).unwrap_or(false) {
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	651 true
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	652 } else {
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	653 chain.push(current_rev);
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	654 false
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	655 };
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	656 chain.reverse();
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	657 Ok((chain, stopped))
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	658 }
62e39bef36ca rust-index: add support for delta-chain computation Rapha?l Gom?s <rgomes@octobus.net> parents: 51233 diff changeset	659
51233 9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	660 pub fn find_snapshots(
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	661 &self,
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	662 start_rev: UncheckedRevision,
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	663 end_rev: UncheckedRevision,
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	664 cache: &mut impl SnapshotsCache,
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	665 ) -> Result<(), RevlogError> {
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	666 let mut start_rev = start_rev.0;
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	667 let mut end_rev = end_rev.0;
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	668 end_rev += 1;
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	669 let len = self.len().try_into().unwrap();
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	670 if end_rev > len {
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	671 end_rev = len;
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	672 }
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	673 if start_rev < 0 {
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	674 start_rev = 0;
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	675 }
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	676 for rev in start_rev..end_rev {
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	677 if !self.is_snapshot_unchecked(Revision(rev))? {
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	678 continue;
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	679 }
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	680 let mut base = self
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	681 .get_entry(Revision(rev))
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	682 .unwrap()
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	683 .base_revision_or_base_of_delta_chain();
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	684 if base.0 == rev {
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	685 base = NULL_REVISION.into();
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	686 }
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	687 cache.insert_for(base.0, rev)?;
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	688 }
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	689 Ok(())
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	690 }
9b06e7f32bc5 rust-index: add support for `find_snapshots` Rapha?l Gom?s <rgomes@octobus.net> parents: 51232 diff changeset	691
51255 59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	692 fn clear_head_revs(&self) {
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	693 self.head_revs
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	694 .write()
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	695 .expect("RwLock on Index.head_revs should not be poisoined")
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	696 .0
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	697 .clear()
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	698 }
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	699
51210 b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	700 /// TODO move this to the trait probably, along with other things
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	701 pub fn append(
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	702 &mut self,
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	703 revision_data: RevisionDataParams,
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	704 ) -> Result<(), RevlogError> {
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	705 revision_data.validate()?;
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	706 let new_offset = self.bytes.len();
51218 4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	707 if let Some(offsets) = &mut *self.get_offsets_mut() {
51210 b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	708 offsets.push(new_offset)
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	709 }
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	710 self.bytes.added.extend(revision_data.into_v1().as_bytes());
51255 59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	711 self.clear_head_revs();
51210 b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	712 Ok(())
b4d152a28742 rust-index: add append method Rapha?l Gom?s <rgomes@octobus.net> parents: 51209 diff changeset	713 }
51216 f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	714
51219 51cc12158f97 rust-index: add `pack_header` support Rapha?l Gom?s <rgomes@octobus.net> parents: 51218 diff changeset	715 pub fn pack_header(&self, header: i32) -> [u8; 4] {
51cc12158f97 rust-index: add `pack_header` support Rapha?l Gom?s <rgomes@octobus.net> parents: 51218 diff changeset	716 header.to_be_bytes()
51cc12158f97 rust-index: add `pack_header` support Rapha?l Gom?s <rgomes@octobus.net> parents: 51218 diff changeset	717 }
51cc12158f97 rust-index: add `pack_header` support Rapha?l Gom?s <rgomes@octobus.net> parents: 51218 diff changeset	718
51216 f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	719 pub fn remove(&mut self, rev: Revision) -> Result<(), RevlogError> {
51218 4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	720 let offsets = self.get_offsets().clone();
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	721 self.bytes.remove(rev, offsets.as_deref())?;
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	722 if let Some(offsets) = &mut *self.get_offsets_mut() {
51216 f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	723 offsets.truncate(rev.0 as usize)
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	724 }
51255 59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	725 self.clear_head_revs();
51216 f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	726 Ok(())
f6403bcd9f96 rust-index: synchronize remove to Rust index Rapha?l Gom?s <rgomes@octobus.net> parents: 51213 diff changeset	727 }
51218 4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	728
51255 59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	729 pub fn clear_caches(&self) {
51218 4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	730 // We need to get the 'inline' value from Python at init and use this
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	731 // instead of offsets to determine whether we're inline since we might
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	732 // clear caches. This implies re-populating the offsets on-demand.
51255 59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	733 *self
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	734 .offsets
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	735 .write()
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	736 .expect("RwLock on Index.offsets should not be poisoed") = None;
59183a19954e rust-index: use interior mutability in head revs and caches Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51254 diff changeset	737 self.clear_head_revs();
51218 4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	738 }
51232 b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	739
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	740 /// Unchecked version of `is_snapshot`.
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	741 /// Assumes the caller checked that `rev` is within a valid revision range.
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	742 pub fn is_snapshot_unchecked(
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	743 &self,
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	744 mut rev: Revision,
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	745 ) -> Result<bool, RevlogError> {
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	746 while rev.0 >= 0 {
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	747 let entry = self.get_entry(rev).unwrap();
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	748 let mut base = entry.base_revision_or_base_of_delta_chain().0;
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	749 if base == rev.0 {
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	750 base = NULL_REVISION.0;
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	751 }
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	752 if base == NULL_REVISION.0 {
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	753 return Ok(true);
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	754 }
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	755 let [mut p1, mut p2] = self
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	756 .parents(rev)
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	757 .map_err(\|_\| RevlogError::InvalidRevision)?;
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	758 while let Some(p1_entry) = self.get_entry(p1) {
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	759 if p1_entry.compressed_len() != 0 \|\| p1.0 == 0 {
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	760 break;
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	761 }
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	762 let parent_base =
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	763 p1_entry.base_revision_or_base_of_delta_chain();
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	764 if parent_base.0 == p1.0 {
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	765 break;
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	766 }
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	767 p1 = self
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	768 .check_revision(parent_base)
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	769 .ok_or(RevlogError::InvalidRevision)?;
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	770 }
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	771 while let Some(p2_entry) = self.get_entry(p2) {
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	772 if p2_entry.compressed_len() != 0 \|\| p2.0 == 0 {
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	773 break;
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	774 }
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	775 let parent_base =
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	776 p2_entry.base_revision_or_base_of_delta_chain();
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	777 if parent_base.0 == p2.0 {
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	778 break;
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	779 }
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	780 p2 = self
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	781 .check_revision(parent_base)
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	782 .ok_or(RevlogError::InvalidRevision)?;
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	783 }
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	784 if base == p1.0 \|\| base == p2.0 {
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	785 return Ok(false);
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	786 }
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	787 rev = self
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	788 .check_revision(base.into())
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	789 .ok_or(RevlogError::InvalidRevision)?;
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	790 }
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	791 Ok(rev == NULL_REVISION)
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	792 }
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	793
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	794 /// Return whether the given revision is a snapshot. Returns an error if
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	795 /// `rev` is not within a valid revision range.
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	796 pub fn is_snapshot(
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	797 &self,
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	798 rev: UncheckedRevision,
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	799 ) -> Result<bool, RevlogError> {
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	800 let rev = self
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	801 .check_revision(rev)
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	802 .ok_or_else(\|\| RevlogError::corrupted("test"))?;
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	803 self.is_snapshot_unchecked(rev)
b8c89957a6b7 rust-index: add `is_snapshot` method Rapha?l Gom?s <rgomes@octobus.net> parents: 51230 diff changeset	804 }
51239 0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	805
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	806 /// Slice revs to reduce the amount of unrelated data to be read from disk.
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	807 ///
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	808 /// The index is sliced into groups that should be read in one time.
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	809 ///
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	810 /// The initial chunk is sliced until the overall density
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	811 /// (payload/chunks-span ratio) is above `target_density`.
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	812 /// No gap smaller than `min_gap_size` is skipped.
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	813 pub fn slice_chunk_to_density(
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	814 &self,
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	815 revs: &[Revision],
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	816 target_density: f64,
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	817 min_gap_size: usize,
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	818 ) -> Vec<Vec<Revision>> {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	819 if revs.is_empty() {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	820 return vec![];
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	821 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	822 if revs.len() == 1 {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	823 return vec![revs.to_owned()];
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	824 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	825 let delta_chain_span = self.segment_span(revs);
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	826 if delta_chain_span < min_gap_size {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	827 return vec![revs.to_owned()];
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	828 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	829 let entries: Vec<_> = revs
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	830 .iter()
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	831 .map(\|r\| {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	832 (r, self.get_entry(r).unwrap_or_else(\|\| self.null_entry()))
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	833 })
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	834 .collect();
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	835
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	836 let mut read_data = delta_chain_span;
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	837 let chain_payload: u32 =
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	838 entries.iter().map(\|(_r, e)\| e.compressed_len()).sum();
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	839 let mut density = if delta_chain_span > 0 {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	840 chain_payload as f64 / delta_chain_span as f64
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	841 } else {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	842 1.0
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	843 };
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	844
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	845 if density >= target_density {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	846 return vec![revs.to_owned()];
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	847 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	848
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	849 // Store the gaps in a heap to have them sorted by decreasing size
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	850 let mut gaps = Vec::new();
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	851 let mut previous_end = None;
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	852
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	853 for (i, (_rev, entry)) in entries.iter().enumerate() {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	854 let start = entry.c_start() as usize;
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	855 let length = entry.compressed_len();
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	856
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	857 // Skip empty revisions to form larger holes
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	858 if length == 0 {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	859 continue;
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	860 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	861
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	862 if let Some(end) = previous_end {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	863 let gap_size = start - end;
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	864 // Only consider holes that are large enough
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	865 if gap_size > min_gap_size {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	866 gaps.push((gap_size, i));
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	867 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	868 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	869 previous_end = Some(start + length as usize);
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	870 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	871 if gaps.is_empty() {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	872 return vec![revs.to_owned()];
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	873 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	874 // sort the gaps to pop them from largest to small
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	875 gaps.sort_unstable();
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	876
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	877 // Collect the indices of the largest holes until
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	878 // the density is acceptable
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	879 let mut selected = vec![];
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	880 while let Some((gap_size, gap_id)) = gaps.pop() {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	881 if density >= target_density {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	882 break;
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	883 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	884 selected.push(gap_id);
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	885
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	886 // The gap sizes are stored as negatives to be sorted decreasingly
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	887 // by the heap
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	888 read_data -= gap_size;
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	889 density = if read_data > 0 {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	890 chain_payload as f64 / read_data as f64
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	891 } else {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	892 1.0
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	893 };
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	894 if density >= target_density {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	895 break;
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	896 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	897 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	898 selected.sort_unstable();
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	899 selected.push(revs.len());
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	900
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	901 // Cut the revs at collected indices
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	902 let mut previous_idx = 0;
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	903 let mut chunks = vec![];
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	904 for idx in selected {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	905 let chunk = self.trim_chunk(&entries, previous_idx, idx);
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	906 if !chunk.is_empty() {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	907 chunks.push(chunk.iter().map(\|(rev, _entry)\| *rev).collect());
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	908 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	909 previous_idx = idx;
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	910 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	911 let chunk = self.trim_chunk(&entries, previous_idx, entries.len());
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	912 if !chunk.is_empty() {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	913 chunks.push(chunk.iter().map(\|(rev, _entry)\| *rev).collect());
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	914 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	915
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	916 chunks
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	917 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	918
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	919 /// Get the byte span of a segment of sorted revisions.
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	920 ///
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	921 /// Occurrences of [`NULL_REVISION`] are ignored at the beginning of
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	922 /// the `revs` segment.
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	923 ///
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	924 /// panics:
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	925 /// - if `revs` is empty or only made of `NULL_REVISION`
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	926 /// - if cannot retrieve entry for the last or first not null element of
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	927 /// `revs`.
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	928 fn segment_span(&self, revs: &[Revision]) -> usize {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	929 if revs.is_empty() {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	930 return 0;
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	931 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	932 let last_entry = &self.get_entry(revs[revs.len() - 1]).unwrap();
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	933 let end = last_entry.c_start() + last_entry.compressed_len() as u64;
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	934 let first_rev = revs.iter().find(\|r\| r.0 != NULL_REVISION.0).unwrap();
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	935 let start = if (*first_rev).0 == 0 {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	936 0
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	937 } else {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	938 self.get_entry(*first_rev).unwrap().c_start()
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	939 };
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	940 (end - start) as usize
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	941 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	942
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	943 /// Returns `&revs[startidx..endidx]` without empty trailing revs
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	944 fn trim_chunk<'a>(
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	945 &'a self,
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	946 revs: &'a [(Revision, IndexEntry)],
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	947 start: usize,
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	948 mut end: usize,
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	949 ) -> &'a [(Revision, IndexEntry)] {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	950 // Trim empty revs at the end, except the very first rev of a chain
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	951 let last_rev = revs[end - 1].0;
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	952 if last_rev.0 < self.len() as BaseRevision {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	953 while end > 1
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	954 && end > start
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	955 && revs[end - 1].1.compressed_len() == 0
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	956 {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	957 end -= 1
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	958 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	959 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	960 &revs[start..end]
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	961 }
51241 c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	962
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	963 /// Computes the set of revisions for each non-public phase from `roots`,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	964 /// which are the last known roots for each non-public phase.
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	965 pub fn compute_phases_map_sets(
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	966 &self,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	967 roots: HashMap<Phase, Vec<Revision>>,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	968 ) -> Result<(usize, RootsPerPhase), GraphError> {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	969 let mut phases = HashMap::new();
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	970 let mut min_phase_rev = NULL_REVISION;
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	971
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	972 for phase in Phase::non_public_phases() {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	973 if let Some(phase_roots) = roots.get(phase) {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	974 let min_rev =
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	975 self.add_roots_get_min(phase_roots, &mut phases, *phase);
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	976 if min_rev != NULL_REVISION
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	977 && (min_phase_rev == NULL_REVISION
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	978 \|\| min_rev < min_phase_rev)
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	979 {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	980 min_phase_rev = min_rev;
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	981 }
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	982 } else {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	983 continue;
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	984 };
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	985 }
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	986 let mut phase_sets: RootsPerPhase = Default::default();
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	987
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	988 if min_phase_rev == NULL_REVISION {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	989 min_phase_rev = Revision(self.len() as BaseRevision);
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	990 }
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	991
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	992 for rev in min_phase_rev.0..self.len() as BaseRevision {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	993 let rev = Revision(rev);
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	994 let [p1, p2] = self.parents(rev)?;
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	995
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	996 const DEFAULT_PHASE: &Phase = &Phase::Public;
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	997 if p1.0 >= 0
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	998 && phases.get(&p1).unwrap_or(DEFAULT_PHASE)
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	999 > phases.get(&rev).unwrap_or(DEFAULT_PHASE)
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1000 {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1001 phases.insert(rev, phases[&p1]);
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1002 }
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1003 if p2.0 >= 0
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1004 && phases.get(&p2).unwrap_or(DEFAULT_PHASE)
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1005 > phases.get(&rev).unwrap_or(DEFAULT_PHASE)
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1006 {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1007 phases.insert(rev, phases[&p2]);
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1008 }
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1009 let set = match phases.get(&rev).unwrap_or(DEFAULT_PHASE) {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1010 Phase::Public => continue,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1011 phase => &mut phase_sets[*phase as usize - 1],
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1012 };
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1013 set.insert(rev);
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1014 }
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1015
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1016 Ok((self.len(), phase_sets))
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1017 }
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1018
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1019 fn add_roots_get_min(
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1020 &self,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1021 phase_roots: &[Revision],
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1022 phases: &mut HashMap<Revision, Phase>,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1023 phase: Phase,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1024 ) -> Revision {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1025 let mut min_rev = NULL_REVISION;
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1026
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1027 for root in phase_roots {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1028 phases.insert(*root, phase);
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1029 if min_rev == NULL_REVISION \|\| min_rev > *root {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1030 min_rev = *root;
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1031 }
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1032 }
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1033 min_rev
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1034 }
51243 fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1035
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1036 /// Return `(heads(::(<roots> and <roots>::<heads>)))`
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1037 /// If `include_path` is `true`, return `(<roots>::<heads>)`."""
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1038 ///
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1039 /// `min_root` and `roots` are unchecked since they are just used as
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1040 /// a bound or for comparison and don't need to represent a valid revision.
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1041 /// In practice, the only invalid revision passed is the working directory
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1042 /// revision ([`i32::MAX`]).
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1043 pub fn reachable_roots(
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1044 &self,
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1045 min_root: UncheckedRevision,
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1046 mut heads: Vec<Revision>,
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1047 roots: HashSet<UncheckedRevision>,
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1048 include_path: bool,
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1049 ) -> Result<HashSet<Revision>, GraphError> {
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1050 if roots.is_empty() {
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1051 return Ok(HashSet::new());
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1052 }
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1053 let mut reachable = HashSet::new();
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1054 let mut seen = HashMap::new();
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1055
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1056 while let Some(rev) = heads.pop() {
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1057 if roots.contains(&rev.into()) {
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1058 reachable.insert(rev);
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1059 if !include_path {
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1060 continue;
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1061 }
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1062 }
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1063 let parents = self.parents(rev)?;
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1064 seen.insert(rev, parents);
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1065 for parent in parents {
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1066 if parent.0 >= min_root.0 && !seen.contains_key(&parent) {
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1067 heads.push(parent);
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1068 }
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1069 }
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1070 }
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1071 if !include_path {
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1072 return Ok(reachable);
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1073 }
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1074 let mut revs: Vec<_> = seen.keys().collect();
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1075 revs.sort_unstable();
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1076 for rev in revs {
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1077 for parent in seen[rev] {
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1078 if reachable.contains(&parent) {
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1079 reachable.insert(*rev);
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1080 }
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1081 }
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1082 }
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1083 Ok(reachable)
fc05dd74e907 rust-index: add support for `reachableroots2` Rapha?l Gom?s <rgomes@octobus.net> parents: 51241 diff changeset	1084 }
51244 42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1085
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1086 /// Given a (possibly overlapping) set of revs, return all the
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1087 /// common ancestors heads: `heads(::args[0] and ::a[1] and ...)`
51246 89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1088 pub fn common_ancestor_heads(
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1089 &self,
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1090 revisions: &[Revision],
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1091 ) -> Result<Vec<Revision>, GraphError> {
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1092 // given that revisions is expected to be small, we find this shortcut
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1093 // potentially acceptable, especially given that `hg-cpython` could
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1094 // very much bypass this, constructing a vector of unique values from
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1095 // the onset.
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1096 let as_set: HashSet<Revision> = revisions.iter().copied().collect();
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1097 // Besides deduplicating, the C version also implements the shortcut
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1098 // for `NULL_REVISION`:
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1099 if as_set.contains(&NULL_REVISION) {
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1100 return Ok(vec![]);
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1101 }
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1102
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1103 let revisions: Vec<Revision> = as_set.into_iter().collect();
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1104
51250 1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1105 if revisions.len() < 8 {
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1106 self.find_gca_candidates::<u8>(&revisions)
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1107 } else if revisions.len() < 64 {
51246 89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1108 self.find_gca_candidates::<u64>(&revisions)
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1109 } else {
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1110 self.find_gca_candidates::<NonStaticPoisonableBitSet>(&revisions)
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1111 }
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1112 }
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1113
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1114 pub fn ancestors(
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1115 &self,
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1116 revisions: &[Revision],
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1117 ) -> Result<Vec<Revision>, GraphError> {
89ce6a49bfeb rust-index: implement common_ancestors_heads() and ancestors() Georges Racinet <georges.racinet@octobus.net> parents: 51245 diff changeset	1118 self.find_deepest_revs(&self.common_ancestor_heads(revisions)?)
51244 42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1119 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1120
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1121 /// Given a disjoint set of revs, return all candidates for the
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1122 /// greatest common ancestor. In revset notation, this is the set
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1123 /// `heads(::a and ::b and ...)`
51245 43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1124 fn find_gca_candidates<BS: PoisonableBitSet + Clone>(
51244 42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1125 &self,
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1126 revs: &[Revision],
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1127 ) -> Result<Vec<Revision>, GraphError> {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1128 if revs.is_empty() {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1129 return Ok(vec![]);
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1130 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1131 let revcount = revs.len();
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1132 let mut candidates = vec![];
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1133 let max_rev = revs.iter().max().unwrap();
51245 43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1134
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1135 let mut seen = BS::vec_of_empty(revs.len(), (max_rev.0 + 1) as usize);
51244 42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1136
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1137 for (idx, rev) in revs.iter().enumerate() {
51245 43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1138 seen[rev.0 as usize].add(idx);
51244 42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1139 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1140 let mut current_rev = *max_rev;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1141 // Number of revisions whose inspection in the main loop
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1142 // will give a result or trigger inspection of other revisions
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1143 let mut interesting = revcount;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1144
51247 83091c14058c rust-index: avoid some cloning in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51246 diff changeset	1145 // The algorithm works on a vector of bit sets, indexed by revision
83091c14058c rust-index: avoid some cloning in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51246 diff changeset	1146 // numbers and iterated on reverse order.
83091c14058c rust-index: avoid some cloning in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51246 diff changeset	1147 // An entry in this vector is poisoned if and only if the corresponding
83091c14058c rust-index: avoid some cloning in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51246 diff changeset	1148 // revision is a common, yet not maximal ancestor.
51244 42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1149
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1150 // The principle of the algorithm is as follows:
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1151 // For a revision `r`, when entering the loop, `seen[r]` is either
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1152 // poisoned or the sub set of `revs` of which `r` is an ancestor.
51247 83091c14058c rust-index: avoid some cloning in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51246 diff changeset	1153 // In this sub set is full, then `r` is a solution and its parents
83091c14058c rust-index: avoid some cloning in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51246 diff changeset	1154 // have to be poisoned.
51244 42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1155 //
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1156 // At each iteration, the bit sets of the parents are updated by
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1157 // union with `seen[r]`.
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1158 // As we walk the index from the end, we are sure we have encountered
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1159 // all children of `r` before `r`, hence we know that `seen[r]` is
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1160 // fully computed.
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1161 //
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1162 // On top of that there are several optimizations that make reading
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1163 // less obvious than the comment above:
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1164 // - The `interesting` counter allows to break early
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1165 // - The loop starts from `max(revs)`
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1166 // - Early return in case it is detected that one of the incoming revs
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1167 // is a common ancestor of all of them.
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1168 while current_rev.0 >= 0 && interesting > 0 {
51247 83091c14058c rust-index: avoid some cloning in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51246 diff changeset	1169 let current_seen = seen[current_rev.0 as usize].clone();
51244 42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1170
51245 43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1171 if current_seen.is_empty() {
51244 42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1172 current_rev = Revision(current_rev.0 - 1);
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1173 continue;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1174 }
51247 83091c14058c rust-index: avoid some cloning in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51246 diff changeset	1175 let mut poison = current_seen.is_poisoned();
83091c14058c rust-index: avoid some cloning in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51246 diff changeset	1176 if !poison {
51244 42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1177 interesting -= 1;
51245 43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1178 if current_seen.is_full_range(revcount) {
51244 42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1179 candidates.push(current_rev);
51247 83091c14058c rust-index: avoid some cloning in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51246 diff changeset	1180 poison = true;
51244 42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1181
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1182 // Being a common ancestor, if `current_rev` is among
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1183 // the input revisions, it is the answer.
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1184 for rev in revs {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1185 if *rev == current_rev {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1186 return Ok(candidates);
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1187 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1188 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1189 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1190 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1191 for parent in self.parents(current_rev)? {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1192 if parent == NULL_REVISION {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1193 continue;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1194 }
51249 61a6ef876efd rust-index: simplification in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51248 diff changeset	1195 let parent_seen = &mut seen[parent.0 as usize];
51248 e553cd209215 rust-index: avoid double negation in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51247 diff changeset	1196 if poison {
e553cd209215 rust-index: avoid double negation in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51247 diff changeset	1197 // this block is logically equivalent to poisoning parent
e553cd209215 rust-index: avoid double negation in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51247 diff changeset	1198 // and counting it as non interesting if it
e553cd209215 rust-index: avoid double negation in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51247 diff changeset	1199 // has been seen before (hence counted then as interesting)
e553cd209215 rust-index: avoid double negation in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51247 diff changeset	1200 if !parent_seen.is_empty() && !parent_seen.is_poisoned() {
e553cd209215 rust-index: avoid double negation in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51247 diff changeset	1201 interesting -= 1;
e553cd209215 rust-index: avoid double negation in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51247 diff changeset	1202 }
51249 61a6ef876efd rust-index: simplification in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51248 diff changeset	1203 parent_seen.poison();
51248 e553cd209215 rust-index: avoid double negation in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51247 diff changeset	1204 } else {
51245 43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1205 if parent_seen.is_empty() {
51244 42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1206 interesting += 1;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1207 }
51249 61a6ef876efd rust-index: simplification in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51248 diff changeset	1208 parent_seen.union(&current_seen);
51244 42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1209 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1210 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1211
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1212 current_rev = Revision(current_rev.0 - 1);
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1213 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1214
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1215 Ok(candidates)
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1216 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1217
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1218 /// Given a disjoint set of revs, return the subset with the longest path
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1219 /// to the root.
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1220 fn find_deepest_revs(
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1221 &self,
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1222 revs: &[Revision],
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1223 ) -> Result<Vec<Revision>, GraphError> {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1224 // TODO replace this all with just comparing rank?
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1225 // Also, the original implementations in C/Python are cryptic, not
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1226 // even sure we actually need this?
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1227 if revs.len() <= 1 {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1228 return Ok(revs.to_owned());
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1229 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1230 let max_rev = revs.iter().max().unwrap().0;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1231 let mut interesting = HashMap::new();
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1232 let mut seen = vec![0; max_rev as usize + 1];
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1233 let mut depth = vec![0; max_rev as usize + 1];
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1234 let mut mapping = vec![];
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1235 let mut revs = revs.to_owned();
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1236 revs.sort_unstable();
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1237
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1238 for (idx, rev) in revs.iter().enumerate() {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1239 depth[rev.0 as usize] = 1;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1240 let shift = 1 << idx;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1241 seen[rev.0 as usize] = shift;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1242 interesting.insert(shift, 1);
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1243 mapping.push((shift, *rev));
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1244 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1245
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1246 let mut current_rev = Revision(max_rev);
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1247 while current_rev.0 >= 0 && interesting.len() > 1 {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1248 let current_depth = depth[current_rev.0 as usize];
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1249 if current_depth == 0 {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1250 current_rev = Revision(current_rev.0 - 1);
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1251 continue;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1252 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1253
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1254 let current_seen = seen[current_rev.0 as usize];
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1255 for parent in self.parents(current_rev)? {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1256 if parent == NULL_REVISION {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1257 continue;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1258 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1259 let parent_seen = seen[parent.0 as usize];
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1260 let parent_depth = depth[parent.0 as usize];
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1261 if parent_depth <= current_depth {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1262 depth[parent.0 as usize] = current_depth + 1;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1263 if parent_seen != current_seen {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1264 *interesting.get_mut(&current_seen).unwrap() += 1;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1265 seen[parent.0 as usize] = current_seen;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1266 if parent_seen != 0 {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1267 let parent_interesting =
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1268 interesting.get_mut(&parent_seen).unwrap();
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1269 *parent_interesting -= 1;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1270 if *parent_interesting == 0 {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1271 interesting.remove(&parent_seen);
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1272 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1273 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1274 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1275 } else if current_depth == parent_depth - 1 {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1276 let either_seen = parent_seen \| current_seen;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1277 if either_seen == parent_seen {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1278 continue;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1279 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1280 seen[parent.0 as usize] = either_seen;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1281 interesting
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1282 .entry(either_seen)
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1283 .and_modify(\|v\| *v += 1)
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1284 .or_insert(1);
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1285 *interesting.get_mut(&parent_seen).unwrap() -= 1;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1286 if interesting[&parent_seen] == 0 {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1287 interesting.remove(&parent_seen);
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1288 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1289 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1290 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1291 *interesting.get_mut(&current_seen).unwrap() -= 1;
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1292 if interesting[&current_seen] == 0 {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1293 interesting.remove(&current_seen);
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1294 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1295
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1296 current_rev = Revision(current_rev.0 - 1);
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1297 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1298
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1299 if interesting.len() != 1 {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1300 return Ok(vec![]);
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1301 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1302 let mask = interesting.keys().next().unwrap();
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1303
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1304 Ok(mapping
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1305 .into_iter()
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1306 .filter_map(\|(shift, rev)\| {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1307 if (mask & shift) != 0 {
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1308 return Some(rev);
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1309 }
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1310 None
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1311 })
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1312 .collect())
42c8dbdb88ad rust-index: core impl for find_gca_candidates and find_deepest Rapha?l Gom?s <rgomes@octobus.net> parents: 51243 diff changeset	1313 }
51218 4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	1314 }
51241 c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1315
51245 43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1316 /// The kind of functionality needed by find_gca_candidates
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1317 ///
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1318 /// This is a bit mask which can be declared to be "poisoned", which callers
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1319 /// interpret to break out of some loops.
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1320 ///
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1321 /// The maximum capacity of the bit mask is up to the actual implementation
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1322 trait PoisonableBitSet: Sized + PartialEq {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1323 /// Return a vector of exactly n elements, initialized to be empty.
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1324 ///
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1325 /// Optimization can vastly depend on implementation. Those being `Copy`
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1326 /// and having constant capacity typically can have a very simple
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1327 /// implementation.
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1328 fn vec_of_empty(sets_size: usize, vec_len: usize) -> Vec<Self>;
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1329
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1330 /// The size of the bit mask in memory
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1331 fn size(&self) -> usize;
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1332
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1333 /// The number of elements that can be represented in the set.
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1334 ///
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1335 /// Another way to put it is that it is the highest integer `C` such that
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1336 /// the set is guaranteed to always be a subset of the integer range
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1337 /// `[0, C)`
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1338 fn capacity(&self) -> usize;
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1339
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1340 /// Declare `n` to belong to the set
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1341 fn add(&mut self, n: usize);
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1342
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1343 /// Declare `n` not to belong to the set
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1344 fn discard(&mut self, n: usize);
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1345
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1346 /// Replace this bit set by its union with other
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1347 fn union(&mut self, other: &Self);
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1348
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1349 /// Poison the bit set
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1350 ///
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1351 /// Interpretation up to the caller
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1352 fn poison(&mut self);
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1353
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1354 /// Is the bit set poisoned?
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1355 ///
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1356 /// Interpretation is up to the caller
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1357 fn is_poisoned(&self) -> bool;
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1358
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1359 /// Is the bit set empty?
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1360 fn is_empty(&self) -> bool;
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1361
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1362 /// return `true` if and only if the bit is the full range `[0, n)`
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1363 /// of integers
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1364 fn is_full_range(&self, n: usize) -> bool;
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1365 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1366
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1367 const U64_POISON: u64 = 1 << 63;
51250 1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1368 const U8_POISON: u8 = 1 << 7;
51245 43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1369
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1370 impl PoisonableBitSet for u64 {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1371 fn vec_of_empty(_sets_size: usize, vec_len: usize) -> Vec<Self> {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1372 vec![0u64; vec_len]
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1373 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1374
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1375 fn size(&self) -> usize {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1376 8
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1377 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1378
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1379 fn capacity(&self) -> usize {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1380 63
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1381 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1382
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1383 fn add(&mut self, n: usize) {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1384 (*self) \|= 1u64 << n;
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1385 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1386
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1387 fn discard(&mut self, n: usize) {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1388 (*self) &= u64::MAX - (1u64 << n);
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1389 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1390
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1391 fn union(&mut self, other: &Self) {
51249 61a6ef876efd rust-index: simplification in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51248 diff changeset	1392 if self != other {
61a6ef876efd rust-index: simplification in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51248 diff changeset	1393 (self) \|= other;
61a6ef876efd rust-index: simplification in find_gca_candidates() Georges Racinet <georges.racinet@octobus.net> parents: 51248 diff changeset	1394 }
51245 43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1395 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1396
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1397 fn is_full_range(&self, n: usize) -> bool {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1398 *self + 1 == (1u64 << n)
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1399 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1400
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1401 fn is_empty(&self) -> bool {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1402 *self == 0
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1403 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1404
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1405 fn poison(&mut self) {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1406 *self = U64_POISON;
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1407 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1408
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1409 fn is_poisoned(&self) -> bool {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1410 // equality comparison would be tempting but would not resist
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1411 // operations after poisoning (even if these should be bogus).
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1412 *self >= U64_POISON
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1413 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1414 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1415
51250 1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1416 impl PoisonableBitSet for u8 {
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1417 fn vec_of_empty(_sets_size: usize, vec_len: usize) -> Vec<Self> {
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1418 vec![0; vec_len]
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1419 }
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1420
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1421 fn size(&self) -> usize {
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1422 1
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1423 }
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1424
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1425 fn capacity(&self) -> usize {
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1426 7
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1427 }
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1428
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1429 fn add(&mut self, n: usize) {
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1430 (*self) \|= 1 << n;
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1431 }
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1432
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1433 fn discard(&mut self, n: usize) {
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1434 (*self) &= u8::MAX - (1 << n);
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1435 }
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1436
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1437 fn union(&mut self, other: &Self) {
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1438 if self != other {
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1439 (self) \|= other;
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1440 }
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1441 }
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1442
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1443 fn is_full_range(&self, n: usize) -> bool {
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1444 *self + 1 == (1 << n)
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1445 }
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1446
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1447 fn is_empty(&self) -> bool {
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1448 *self == 0
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1449 }
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1450
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1451 fn poison(&mut self) {
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1452 *self = U8_POISON;
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1453 }
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1454
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1455 fn is_poisoned(&self) -> bool {
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1456 // equality comparison would be tempting but would not resist
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1457 // operations after poisoning (even if these should be bogus).
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1458 *self >= U8_POISON
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1459 }
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1460 }
1b23aaf5eb7b rust-index: optimize find_gca_candidates() on less than 8 revisions Georges Racinet <georges.racinet@octobus.net> parents: 51249 diff changeset	1461
51245 43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1462 /// A poisonable bit set whose capacity is not known at compile time but
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1463 /// is constant after initial construction
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1464 ///
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1465 /// This can be way further optimized if performance assessments (speed
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1466 /// and/or RAM) require it.
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1467 /// As far as RAM is concerned, for large vectors of these, the main problem
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1468 /// would be the repetition of set_size in each item. We would need a trait
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1469 /// to abstract over the idea of a vector of such bit sets to do better.
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1470 #[derive(Clone, PartialEq)]
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1471 struct NonStaticPoisonableBitSet {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1472 set_size: usize,
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1473 bit_set: Vec<u64>,
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1474 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1475
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1476 /// Number of `u64` needed for a [`NonStaticPoisonableBitSet`] of given size
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1477 fn non_static_poisonable_inner_len(set_size: usize) -> usize {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1478 1 + (set_size + 1) / 64
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1479 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1480
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1481 impl NonStaticPoisonableBitSet {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1482 /// The index of the sub-bit set for the given n, and the index inside
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1483 /// the latter
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1484 fn index(&self, n: usize) -> (usize, usize) {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1485 (n / 64, n % 64)
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1486 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1487 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1488
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1489 /// Mock implementation to ensure that the trait makes sense
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1490 impl PoisonableBitSet for NonStaticPoisonableBitSet {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1491 fn vec_of_empty(set_size: usize, vec_len: usize) -> Vec<Self> {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1492 let tmpl = Self {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1493 set_size,
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1494 bit_set: vec![0u64; non_static_poisonable_inner_len(set_size)],
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1495 };
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1496 vec![tmpl; vec_len]
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1497 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1498
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1499 fn size(&self) -> usize {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1500 8 + self.bit_set.len() * 8
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1501 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1502
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1503 fn capacity(&self) -> usize {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1504 self.set_size
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1505 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1506
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1507 fn add(&mut self, n: usize) {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1508 let (sub_bs, bit_pos) = self.index(n);
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1509 self.bit_set[sub_bs] \|= 1 << bit_pos
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1510 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1511
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1512 fn discard(&mut self, n: usize) {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1513 let (sub_bs, bit_pos) = self.index(n);
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1514 self.bit_set[sub_bs] \|= u64::MAX - (1 << bit_pos)
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1515 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1516
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1517 fn union(&mut self, other: &Self) {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1518 assert!(
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1519 self.set_size == other.set_size,
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1520 "Binary operations on bit sets can only be done on same size"
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1521 );
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1522 for i in 0..self.bit_set.len() - 1 {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1523 self.bit_set[i] \|= other.bit_set[i]
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1524 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1525 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1526
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1527 fn is_full_range(&self, n: usize) -> bool {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1528 let (sub_bs, bit_pos) = self.index(n);
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1529 self.bit_set[..sub_bs].iter().all(\|bs\| *bs == u64::MAX)
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1530 && self.bit_set[sub_bs] == (1 << (bit_pos + 1)) - 1
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1531 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1532
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1533 fn is_empty(&self) -> bool {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1534 self.bit_set.iter().all(\|bs\| *bs == 0u64)
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1535 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1536
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1537 fn poison(&mut self) {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1538 let (sub_bs, bit_pos) = self.index(self.set_size);
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1539 self.bit_set[sub_bs] = 1 << bit_pos;
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1540 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1541
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1542 fn is_poisoned(&self) -> bool {
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1543 let (sub_bs, bit_pos) = self.index(self.set_size);
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1544 self.bit_set[sub_bs] >= 1 << bit_pos
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1545 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1546 }
43241f31cf5b rust-index: find_gca_candidates bit sets genericization Georges Racinet on incendie.racinet.fr <georges@racinet.fr> parents: 51244 diff changeset	1547
51241 c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1548 /// Set of roots of all non-public phases
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1549 pub type RootsPerPhase = [HashSet<Revision>; Phase::non_public_phases().len()];
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1550
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1551 #[derive(Debug, Copy, Clone, PartialEq, Eq, Ord, PartialOrd, Hash)]
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1552 pub enum Phase {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1553 Public = 0,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1554 Draft = 1,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1555 Secret = 2,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1556 Archived = 3,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1557 Internal = 4,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1558 }
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1559
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1560 impl TryFrom<usize> for Phase {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1561 type Error = RevlogError;
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1562
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1563 fn try_from(value: usize) -> Result<Self, Self::Error> {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1564 Ok(match value {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1565 0 => Self::Public,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1566 1 => Self::Draft,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1567 2 => Self::Secret,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1568 32 => Self::Archived,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1569 96 => Self::Internal,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1570 v => {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1571 return Err(RevlogError::corrupted(format!(
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1572 "invalid phase value {}",
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1573 v
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1574 )))
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1575 }
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1576 })
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1577 }
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1578 }
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1579
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1580 impl Phase {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1581 pub const fn all_phases() -> &'static [Self] {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1582 &[
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1583 Self::Public,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1584 Self::Draft,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1585 Self::Secret,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1586 Self::Archived,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1587 Self::Internal,
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1588 ]
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1589 }
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1590 pub const fn non_public_phases() -> &'static [Self] {
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1591 &[Self::Draft, Self::Secret, Self::Archived, Self::Internal]
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1592 }
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1593 }
c817d9f626d3 rust-index: add support for `computephasesmapsets` Rapha?l Gom?s <rgomes@octobus.net> parents: 51239 diff changeset	1594
51218 4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	1595 fn inline_scan(bytes: &[u8]) -> (usize, Vec<usize>) {
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	1596 let mut offset: usize = 0;
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	1597 let mut offsets = Vec::new();
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	1598
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	1599 while offset + INDEX_ENTRY_SIZE <= bytes.len() {
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	1600 offsets.push(offset);
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	1601 let end = offset + INDEX_ENTRY_SIZE;
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	1602 let entry = IndexEntry {
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	1603 bytes: &bytes[offset..end],
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	1604 offset_override: None,
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	1605 };
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	1606
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	1607 offset += INDEX_ENTRY_SIZE + entry.compressed_len() as usize;
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	1608 }
4e6620b7fbbb rust-index: support cache clearing Rapha?l Gom?s <rgomes@octobus.net> parents: 51216 diff changeset	1609 (offset, offsets)
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1610 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1611
46091 9eb07ab3f2d4 rhg: use persistent nodemap when available Simon Sapin <simon-commits@exyr.org> parents: 46037 diff changeset	1612 impl super::RevlogIndex for Index {
9eb07ab3f2d4 rhg: use persistent nodemap when available Simon Sapin <simon-commits@exyr.org> parents: 46037 diff changeset	1613 fn len(&self) -> usize {
9eb07ab3f2d4 rhg: use persistent nodemap when available Simon Sapin <simon-commits@exyr.org> parents: 46037 diff changeset	1614 self.len()
9eb07ab3f2d4 rhg: use persistent nodemap when available Simon Sapin <simon-commits@exyr.org> parents: 46037 diff changeset	1615 }
9eb07ab3f2d4 rhg: use persistent nodemap when available Simon Sapin <simon-commits@exyr.org> parents: 46037 diff changeset	1616
9eb07ab3f2d4 rhg: use persistent nodemap when available Simon Sapin <simon-commits@exyr.org> parents: 46037 diff changeset	1617 fn node(&self, rev: Revision) -> Option<&Node> {
51230 e9d47e2f5dcf rust-index: add missing special case for null rev Rapha?l Gom?s <rgomes@octobus.net> parents: 51226 diff changeset	1618 if rev == NULL_REVISION {
e9d47e2f5dcf rust-index: add missing special case for null rev Rapha?l Gom?s <rgomes@octobus.net> parents: 51226 diff changeset	1619 return Some(&NULL_NODE);
e9d47e2f5dcf rust-index: add missing special case for null rev Rapha?l Gom?s <rgomes@octobus.net> parents: 51226 diff changeset	1620 }
46091 9eb07ab3f2d4 rhg: use persistent nodemap when available Simon Sapin <simon-commits@exyr.org> parents: 46037 diff changeset	1621 self.get_entry(rev).map(\|entry\| entry.hash())
9eb07ab3f2d4 rhg: use persistent nodemap when available Simon Sapin <simon-commits@exyr.org> parents: 46037 diff changeset	1622 }
9eb07ab3f2d4 rhg: use persistent nodemap when available Simon Sapin <simon-commits@exyr.org> parents: 46037 diff changeset	1623 }
9eb07ab3f2d4 rhg: use persistent nodemap when available Simon Sapin <simon-commits@exyr.org> parents: 46037 diff changeset	1624
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1625 #[derive(Debug)]
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1626 pub struct IndexEntry<'a> {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1627 bytes: &'a [u8],
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1628 /// Allows to override the offset value of the entry.
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1629 ///
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1630 /// For interleaved index and data, the offset stored in the index
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1631 /// corresponds to the separated data offset.
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1632 /// It has to be overridden with the actual offset in the interleaved
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1633 /// index which is just after the index block.
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1634 ///
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1635 /// For separated index and data, the offset stored in the first index
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1636 /// entry is mixed with the index headers.
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1637 /// It has to be overridden with 0.
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1638 offset_override: Option<usize>,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1639 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1640
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1641 impl<'a> IndexEntry<'a> {
45596 da30e4b553c3 hg-core: minor docstring update (D8958#inline-14991 followup) Antoine cezar<acezar@chwitlabs.fr> parents: 45595 diff changeset	1642 /// Return the offset of the data.
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1643 pub fn offset(&self) -> usize {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1644 if let Some(offset_override) = self.offset_override {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1645 offset_override
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1646 } else {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1647 let mut bytes = [0; 8];
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1648 bytes[2..8].copy_from_slice(&self.bytes[0..=5]);
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1649 BigEndian::read_u64(&bytes[..]) as usize
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1650 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1651 }
51226 002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	1652 pub fn raw_offset(&self) -> u64 {
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	1653 BigEndian::read_u64(&self.bytes[0..8])
002b49905aac rust-index: implementation of __getitem__ Rapha?l Gom?s <rgomes@octobus.net> parents: 51224 diff changeset	1654 }
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1655
51239 0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	1656 /// Same result (except potentially for rev 0) as C `index_get_start()`
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	1657 fn c_start(&self) -> u64 {
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	1658 self.raw_offset() >> 16
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	1659 }
0112803e6c01 rust-index: add support for `_slicechunktodensity` Rapha?l Gom?s <rgomes@octobus.net> parents: 51237 diff changeset	1660
48575 e91aa800ae5b rhg: desambiguate status without decompressing filelog if possible Simon Sapin <simon.sapin@octobus.net> parents: 48572 diff changeset	1661 pub fn flags(&self) -> u16 {
e91aa800ae5b rhg: desambiguate status without decompressing filelog if possible Simon Sapin <simon.sapin@octobus.net> parents: 48572 diff changeset	1662 BigEndian::read_u16(&self.bytes[6..=7])
e91aa800ae5b rhg: desambiguate status without decompressing filelog if possible Simon Sapin <simon.sapin@octobus.net> parents: 48572 diff changeset	1663 }
e91aa800ae5b rhg: desambiguate status without decompressing filelog if possible Simon Sapin <simon.sapin@octobus.net> parents: 48572 diff changeset	1664
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1665 /// Return the compressed length of the data.
48572 0a4ac916673e rhg: RevlogEntry::uncompressed_len is signed Simon Sapin <simon.sapin@octobus.net> parents: 48497 diff changeset	1666 pub fn compressed_len(&self) -> u32 {
0a4ac916673e rhg: RevlogEntry::uncompressed_len is signed Simon Sapin <simon.sapin@octobus.net> parents: 48497 diff changeset	1667 BigEndian::read_u32(&self.bytes[8..=11])
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1668 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1669
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1670 /// Return the uncompressed length of the data.
48572 0a4ac916673e rhg: RevlogEntry::uncompressed_len is signed Simon Sapin <simon.sapin@octobus.net> parents: 48497 diff changeset	1671 pub fn uncompressed_len(&self) -> i32 {
0a4ac916673e rhg: RevlogEntry::uncompressed_len is signed Simon Sapin <simon.sapin@octobus.net> parents: 48497 diff changeset	1672 BigEndian::read_i32(&self.bytes[12..=15])
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1673 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1674
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1675 /// Return the revision upon which the data has been derived.
50988 1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	1676 pub fn base_revision_or_base_of_delta_chain(&self) -> UncheckedRevision {
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1677 // TODO Maybe return an Option when base_revision == rev?
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1678 // Requires to add rev to IndexEntry
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1679
50988 1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	1680 BigEndian::read_i32(&self.bytes[16..]).into()
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1681 }
45537 b0d6309ff50c hg-core: check data integrity in `Revlog` Antoine Cezar <antoine.cezar@octobus.net> parents: 45532 diff changeset	1682
50988 1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	1683 pub fn link_revision(&self) -> UncheckedRevision {
1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	1684 BigEndian::read_i32(&self.bytes[20..]).into()
49148 2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1685 }
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1686
50988 1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	1687 pub fn p1(&self) -> UncheckedRevision {
1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	1688 BigEndian::read_i32(&self.bytes[24..]).into()
45537 b0d6309ff50c hg-core: check data integrity in `Revlog` Antoine Cezar <antoine.cezar@octobus.net> parents: 45532 diff changeset	1689 }
b0d6309ff50c hg-core: check data integrity in `Revlog` Antoine Cezar <antoine.cezar@octobus.net> parents: 45532 diff changeset	1690
50988 1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	1691 pub fn p2(&self) -> UncheckedRevision {
1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	1692 BigEndian::read_i32(&self.bytes[28..]).into()
45537 b0d6309ff50c hg-core: check data integrity in `Revlog` Antoine Cezar <antoine.cezar@octobus.net> parents: 45532 diff changeset	1693 }
b0d6309ff50c hg-core: check data integrity in `Revlog` Antoine Cezar <antoine.cezar@octobus.net> parents: 45532 diff changeset	1694
b0d6309ff50c hg-core: check data integrity in `Revlog` Antoine Cezar <antoine.cezar@octobus.net> parents: 45532 diff changeset	1695 /// Return the hash of revision's full text.
b0d6309ff50c hg-core: check data integrity in `Revlog` Antoine Cezar <antoine.cezar@octobus.net> parents: 45532 diff changeset	1696 ///
b0d6309ff50c hg-core: check data integrity in `Revlog` Antoine Cezar <antoine.cezar@octobus.net> parents: 45532 diff changeset	1697 /// Currently, SHA-1 is used and only the first 20 bytes of this field
b0d6309ff50c hg-core: check data integrity in `Revlog` Antoine Cezar <antoine.cezar@octobus.net> parents: 45532 diff changeset	1698 /// are used.
46091 9eb07ab3f2d4 rhg: use persistent nodemap when available Simon Sapin <simon-commits@exyr.org> parents: 46037 diff changeset	1699 pub fn hash(&self) -> &'a Node {
46037 88e741bf2d93 rust: use NodePrefix::from_hex instead of hex::decode directly Simon Sapin <simon-commits@exyr.org> parents: 45605 diff changeset	1700 (&self.bytes[32..52]).try_into().unwrap()
45537 b0d6309ff50c hg-core: check data integrity in `Revlog` Antoine Cezar <antoine.cezar@octobus.net> parents: 45532 diff changeset	1701 }
51224 7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	1702
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	1703 pub fn as_bytes(&self) -> &'a [u8] {
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	1704 self.bytes
7434747343ab rust-index: check that the entry bytes are the same in both indexes Rapha?l Gom?s <rgomes@octobus.net> parents: 51219 diff changeset	1705 }
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1706 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1707
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1708 #[cfg(test)]
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1709 mod tests {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1710 use super::*;
49148 2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1711 use crate::node::NULL_NODE;
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1712
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1713 #[cfg(test)]
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1714 #[derive(Debug, Copy, Clone)]
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1715 pub struct IndexEntryBuilder {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1716 is_first: bool,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1717 is_inline: bool,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1718 is_general_delta: bool,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1719 version: u16,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1720 offset: usize,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1721 compressed_len: usize,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1722 uncompressed_len: usize,
48497 96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	1723 base_revision_or_base_of_delta_chain: Revision,
49148 2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1724 link_revision: Revision,
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1725 p1: Revision,
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1726 p2: Revision,
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1727 node: Node,
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1728 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1729
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1730 #[cfg(test)]
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1731 impl IndexEntryBuilder {
49999 0780371d6b1e rust-clippy: tell `clippy` we don't need to declare a default here Rapha?l Gom?s <rgomes@octobus.net> parents: 49749 diff changeset	1732 #[allow(clippy::new_without_default)]
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1733 pub fn new() -> Self {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1734 Self {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1735 is_first: false,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1736 is_inline: false,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1737 is_general_delta: true,
49147 d200ecb76c72 rust-revlog: change default version from 2 to 1 in test builder Martin von Zweigbergk <martinvonz@google.com> parents: 48575 diff changeset	1738 version: 1,
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1739 offset: 0,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1740 compressed_len: 0,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1741 uncompressed_len: 0,
50990 4c5f6e95df84 rust: make `Revision` a newtype Rapha?l Gom?s <rgomes@octobus.net> parents: 50989 diff changeset	1742 base_revision_or_base_of_delta_chain: Revision(0),
4c5f6e95df84 rust: make `Revision` a newtype Rapha?l Gom?s <rgomes@octobus.net> parents: 50989 diff changeset	1743 link_revision: Revision(0),
49148 2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1744 p1: NULL_REVISION,
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1745 p2: NULL_REVISION,
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1746 node: NULL_NODE,
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1747 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1748 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1749
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1750 pub fn is_first(&mut self, value: bool) -> &mut Self {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1751 self.is_first = value;
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1752 self
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1753 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1754
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1755 pub fn with_inline(&mut self, value: bool) -> &mut Self {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1756 self.is_inline = value;
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1757 self
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1758 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1759
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1760 pub fn with_general_delta(&mut self, value: bool) -> &mut Self {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1761 self.is_general_delta = value;
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1762 self
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1763 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1764
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1765 pub fn with_version(&mut self, value: u16) -> &mut Self {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1766 self.version = value;
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1767 self
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1768 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1769
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1770 pub fn with_offset(&mut self, value: usize) -> &mut Self {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1771 self.offset = value;
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1772 self
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1773 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1774
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1775 pub fn with_compressed_len(&mut self, value: usize) -> &mut Self {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1776 self.compressed_len = value;
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1777 self
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1778 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1779
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1780 pub fn with_uncompressed_len(&mut self, value: usize) -> &mut Self {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1781 self.uncompressed_len = value;
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1782 self
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1783 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1784
48497 96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	1785 pub fn with_base_revision_or_base_of_delta_chain(
96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	1786 &mut self,
96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	1787 value: Revision,
96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	1788 ) -> &mut Self {
96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	1789 self.base_revision_or_base_of_delta_chain = value;
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1790 self
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1791 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1792
49148 2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1793 pub fn with_link_revision(&mut self, value: Revision) -> &mut Self {
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1794 self.link_revision = value;
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1795 self
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1796 }
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1797
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1798 pub fn with_p1(&mut self, value: Revision) -> &mut Self {
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1799 self.p1 = value;
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1800 self
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1801 }
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1802
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1803 pub fn with_p2(&mut self, value: Revision) -> &mut Self {
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1804 self.p2 = value;
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1805 self
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1806 }
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1807
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1808 pub fn with_node(&mut self, value: Node) -> &mut Self {
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1809 self.node = value;
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1810 self
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1811 }
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1812
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1813 pub fn build(&self) -> Vec<u8> {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1814 let mut bytes = Vec::with_capacity(INDEX_ENTRY_SIZE);
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1815 if self.is_first {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1816 bytes.extend(&match (self.is_general_delta, self.is_inline) {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1817 (false, false) => [0u8, 0],
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1818 (false, true) => [0u8, 1],
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1819 (true, false) => [0u8, 2],
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1820 (true, true) => [0u8, 3],
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1821 });
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1822 bytes.extend(&self.version.to_be_bytes());
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1823 // Remaining offset bytes.
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1824 bytes.extend(&[0u8; 2]);
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1825 } else {
46887 6d5a26e94d9e unit-tests: Fix `cargo test` on 32-bit platforms Simon Sapin <simon.sapin@octobus.net> parents: 46511 diff changeset	1826 // Offset stored on 48 bits (6 bytes)
6d5a26e94d9e unit-tests: Fix `cargo test` on 32-bit platforms Simon Sapin <simon.sapin@octobus.net> parents: 46511 diff changeset	1827 bytes.extend(&(self.offset as u64).to_be_bytes()[2..]);
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1828 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1829 bytes.extend(&[0u8; 2]); // Revision flags.
46887 6d5a26e94d9e unit-tests: Fix `cargo test` on 32-bit platforms Simon Sapin <simon.sapin@octobus.net> parents: 46511 diff changeset	1830 bytes.extend(&(self.compressed_len as u32).to_be_bytes());
6d5a26e94d9e unit-tests: Fix `cargo test` on 32-bit platforms Simon Sapin <simon.sapin@octobus.net> parents: 46511 diff changeset	1831 bytes.extend(&(self.uncompressed_len as u32).to_be_bytes());
48497 96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	1832 bytes.extend(
50990 4c5f6e95df84 rust: make `Revision` a newtype Rapha?l Gom?s <rgomes@octobus.net> parents: 50989 diff changeset	1833 &self.base_revision_or_base_of_delta_chain.0.to_be_bytes(),
48497 96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	1834 );
50990 4c5f6e95df84 rust: make `Revision` a newtype Rapha?l Gom?s <rgomes@octobus.net> parents: 50989 diff changeset	1835 bytes.extend(&self.link_revision.0.to_be_bytes());
4c5f6e95df84 rust: make `Revision` a newtype Rapha?l Gom?s <rgomes@octobus.net> parents: 50989 diff changeset	1836 bytes.extend(&self.p1.0.to_be_bytes());
4c5f6e95df84 rust: make `Revision` a newtype Rapha?l Gom?s <rgomes@octobus.net> parents: 50989 diff changeset	1837 bytes.extend(&self.p2.0.to_be_bytes());
49148 2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1838 bytes.extend(self.node.as_bytes());
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1839 bytes.extend(vec![0u8; 12]);
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1840 bytes
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1841 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1842 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1843
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1844 pub fn is_inline(index_bytes: &[u8]) -> bool {
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1845 IndexHeader::parse(index_bytes)
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1846 .expect("too short")
51212 13f58ce70299 rust-revlog: teach the revlog opening code to read the repo options Rapha?l Gom?s <rgomes@octobus.net> parents: 51210 diff changeset	1847 .unwrap()
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1848 .format_flags()
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1849 .is_inline()
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1850 }
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1851
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1852 pub fn uses_generaldelta(index_bytes: &[u8]) -> bool {
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1853 IndexHeader::parse(index_bytes)
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1854 .expect("too short")
51212 13f58ce70299 rust-revlog: teach the revlog opening code to read the repo options Rapha?l Gom?s <rgomes@octobus.net> parents: 51210 diff changeset	1855 .unwrap()
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1856 .format_flags()
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1857 .uses_generaldelta()
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1858 }
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1859
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1860 pub fn get_version(index_bytes: &[u8]) -> u16 {
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1861 IndexHeader::parse(index_bytes)
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1862 .expect("too short")
51212 13f58ce70299 rust-revlog: teach the revlog opening code to read the repo options Rapha?l Gom?s <rgomes@octobus.net> parents: 51210 diff changeset	1863 .unwrap()
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1864 .format_version()
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1865 }
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1866
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1867 #[test]
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1868 fn flags_when_no_inline_flag_test() {
45604 900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1869 let bytes = IndexEntryBuilder::new()
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1870 .is_first(true)
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1871 .with_general_delta(false)
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1872 .with_inline(false)
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1873 .build();
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1874
50003 e98fd81bb151 rust-clippy: fix most warnings in `hg-core` Rapha?l Gom?s <rgomes@octobus.net> parents: 49999 diff changeset	1875 assert!(!is_inline(&bytes));
e98fd81bb151 rust-clippy: fix most warnings in `hg-core` Rapha?l Gom?s <rgomes@octobus.net> parents: 49999 diff changeset	1876 assert!(!uses_generaldelta(&bytes));
45604 900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1877 }
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1878
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1879 #[test]
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1880 fn flags_when_inline_flag_test() {
45604 900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1881 let bytes = IndexEntryBuilder::new()
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1882 .is_first(true)
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1883 .with_general_delta(false)
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1884 .with_inline(true)
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1885 .build();
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1886
50003 e98fd81bb151 rust-clippy: fix most warnings in `hg-core` Rapha?l Gom?s <rgomes@octobus.net> parents: 49999 diff changeset	1887 assert!(is_inline(&bytes));
e98fd81bb151 rust-clippy: fix most warnings in `hg-core` Rapha?l Gom?s <rgomes@octobus.net> parents: 49999 diff changeset	1888 assert!(!uses_generaldelta(&bytes));
45604 900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1889 }
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1890
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1891 #[test]
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1892 fn flags_when_inline_and_generaldelta_flags_test() {
45604 900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1893 let bytes = IndexEntryBuilder::new()
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1894 .is_first(true)
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1895 .with_general_delta(true)
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1896 .with_inline(true)
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1897 .build();
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1898
50003 e98fd81bb151 rust-clippy: fix most warnings in `hg-core` Rapha?l Gom?s <rgomes@octobus.net> parents: 49999 diff changeset	1899 assert!(is_inline(&bytes));
e98fd81bb151 rust-clippy: fix most warnings in `hg-core` Rapha?l Gom?s <rgomes@octobus.net> parents: 49999 diff changeset	1900 assert!(uses_generaldelta(&bytes));
45604 900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1901 }
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1902
900b9b79b99c hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2) Antoine cezar<acezar@chwitlabs.fr> parents: 45596 diff changeset	1903 #[test]
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1904 fn test_offset() {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1905 let bytes = IndexEntryBuilder::new().with_offset(1).build();
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1906 let entry = IndexEntry {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1907 bytes: &bytes,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1908 offset_override: None,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1909 };
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1910
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1911 assert_eq!(entry.offset(), 1)
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1912 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1913
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1914 #[test]
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1915 fn test_with_overridden_offset() {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1916 let bytes = IndexEntryBuilder::new().with_offset(1).build();
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1917 let entry = IndexEntry {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1918 bytes: &bytes,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1919 offset_override: Some(2),
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1920 };
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1921
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1922 assert_eq!(entry.offset(), 2)
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1923 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1924
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1925 #[test]
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1926 fn test_compressed_len() {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1927 let bytes = IndexEntryBuilder::new().with_compressed_len(1).build();
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1928 let entry = IndexEntry {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1929 bytes: &bytes,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1930 offset_override: None,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1931 };
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1932
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1933 assert_eq!(entry.compressed_len(), 1)
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1934 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1935
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1936 #[test]
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1937 fn test_uncompressed_len() {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1938 let bytes = IndexEntryBuilder::new().with_uncompressed_len(1).build();
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1939 let entry = IndexEntry {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1940 bytes: &bytes,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1941 offset_override: None,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1942 };
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1943
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1944 assert_eq!(entry.uncompressed_len(), 1)
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1945 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1946
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1947 #[test]
48497 96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	1948 fn test_base_revision_or_base_of_delta_chain() {
96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	1949 let bytes = IndexEntryBuilder::new()
50990 4c5f6e95df84 rust: make `Revision` a newtype Rapha?l Gom?s <rgomes@octobus.net> parents: 50989 diff changeset	1950 .with_base_revision_or_base_of_delta_chain(Revision(1))
48497 96ea4db4741b rhg: fix a crash on non-generaldelta revlogs Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48496 diff changeset	1951 .build();
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1952 let entry = IndexEntry {
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1953 bytes: &bytes,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1954 offset_override: None,
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1955 };
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1956
50988 1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	1957 assert_eq!(entry.base_revision_or_base_of_delta_chain(), 1.into())
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	1958 }
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1959
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	1960 #[test]
49148 2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1961 fn link_revision_test() {
50990 4c5f6e95df84 rust: make `Revision` a newtype Rapha?l Gom?s <rgomes@octobus.net> parents: 50989 diff changeset	1962 let bytes = IndexEntryBuilder::new()
4c5f6e95df84 rust: make `Revision` a newtype Rapha?l Gom?s <rgomes@octobus.net> parents: 50989 diff changeset	1963 .with_link_revision(Revision(123))
4c5f6e95df84 rust: make `Revision` a newtype Rapha?l Gom?s <rgomes@octobus.net> parents: 50989 diff changeset	1964 .build();
49148 2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1965
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1966 let entry = IndexEntry {
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1967 bytes: &bytes,
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1968 offset_override: None,
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1969 };
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1970
50988 1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	1971 assert_eq!(entry.link_revision(), 123.into());
49148 2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1972 }
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1973
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1974 #[test]
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1975 fn p1_test() {
50990 4c5f6e95df84 rust: make `Revision` a newtype Rapha?l Gom?s <rgomes@octobus.net> parents: 50989 diff changeset	1976 let bytes = IndexEntryBuilder::new().with_p1(Revision(123)).build();
49148 2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1977
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1978 let entry = IndexEntry {
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1979 bytes: &bytes,
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1980 offset_override: None,
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1981 };
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1982
50988 1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	1983 assert_eq!(entry.p1(), 123.into());
49148 2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1984 }
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1985
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1986 #[test]
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1987 fn p2_test() {
50990 4c5f6e95df84 rust: make `Revision` a newtype Rapha?l Gom?s <rgomes@octobus.net> parents: 50989 diff changeset	1988 let bytes = IndexEntryBuilder::new().with_p2(Revision(123)).build();
49148 2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1989
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1990 let entry = IndexEntry {
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1991 bytes: &bytes,
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1992 offset_override: None,
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1993 };
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1994
50988 1928b770e3e7 rust: use the new `UncheckedRevision` everywhere applicable Rapha?l Gom?s <rgomes@octobus.net> parents: 50003 diff changeset	1995 assert_eq!(entry.p2(), 123.into());
49148 2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1996 }
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1997
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1998 #[test]
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	1999 fn node_test() {
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	2000 let node = Node::from_hex("0123456789012345678901234567890123456789")
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	2001 .unwrap();
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	2002 let bytes = IndexEntryBuilder::new().with_node(node).build();
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	2003
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	2004 let entry = IndexEntry {
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	2005 bytes: &bytes,
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	2006 offset_override: None,
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	2007 };
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	2008
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	2009 assert_eq!(*entry.hash(), node);
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	2010 }
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	2011
2a9a55ffe24f rust-revlog: make `IndexEntryBuilder` build a whole entry Martin von Zweigbergk <martinvonz@google.com> parents: 49147 diff changeset	2012 #[test]
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	2013 fn version_test() {
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	2014 let bytes = IndexEntryBuilder::new()
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	2015 .is_first(true)
49147 d200ecb76c72 rust-revlog: change default version from 2 to 1 in test builder Martin von Zweigbergk <martinvonz@google.com> parents: 48575 diff changeset	2016 .with_version(2)
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	2017 .build();
1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	2018
49147 d200ecb76c72 rust-revlog: change default version from 2 to 1 in test builder Martin von Zweigbergk <martinvonz@google.com> parents: 48575 diff changeset	2019 assert_eq!(get_version(&bytes), 2)
48496 1fb3615dfce2 rhg: centralize index header parsing Arseniy Alekseyev <aalekseyev@janestreet.com> parents: 48238 diff changeset	2020 }
45532 26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	2021 }
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	2022
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	2023 #[cfg(test)]
26c53ee51c68 hg-core: Add a limited read only `revlog` implementation Antoine Cezar <antoine.cezar@octobus.net> parents: diff changeset	2024 pub use tests::IndexEntryBuilder;

Mercurial > public > mercurial-scm > hg-stable

annotate rust/hg-core/src/revlog/index.rs @ 51282:9088c6d65ef6