Mercurial > public > mercurial-scm > hg

annotate rust/hg-core/src/lib.rs @ 52301:79e8118cd846

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
rust-lib: move `Dirstate*Error` to the `dirstate` module That's where they belong and should always have been there.
author Rapha?l Gom?s <rgomes@octobus.net>
date Mon, 04 Nov 2024 11:18:36 +0100
parents 04b9a56c2d25
children f33b87b46135
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
44003
cb2e2b095dc9 rust-core: updated copyright notice
Georges Racinet <georges.racinet@octobus.net>
parents: 43916
diff changeset
1 // Copyright 2018-2020 Georges Racinet <georges.racinet@octobus.net>
cb2e2b095dc9 rust-core: updated copyright notice
Georges Racinet <georges.racinet@octobus.net>
parents: 43916
diff changeset
2 // and Mercurial contributors
40271
dbc28c91f7ff rust: pure Rust lazyancestors iterator
Georges Racinet <gracinet@anybox.fr>
parents:
diff changeset
3 //
dbc28c91f7ff rust: pure Rust lazyancestors iterator
Georges Racinet <gracinet@anybox.fr>
parents:
diff changeset
4 // This software may be used and distributed according to the terms of the
dbc28c91f7ff rust: pure Rust lazyancestors iterator
Georges Racinet <gracinet@anybox.fr>
parents:
diff changeset
5 // GNU General Public License version 2 or any later version.
46443
43d63979a75e rust: use HgError in RevlogError and Vfs
Simon Sapin <simon.sapin@octobus.net>
parents: 46440
diff changeset
6
40271
dbc28c91f7ff rust: pure Rust lazyancestors iterator
Georges Racinet <gracinet@anybox.fr>
parents:
diff changeset
7 mod ancestors;
41242
47881d2a9d99 rust: dagop.headrevs() Rust counterparts
Georges Racinet on ishtar.racinet.fr <georges@racinet.fr>
parents: 41241
diff changeset
8 pub mod dagops;
46438
39e9407820ac rust: Introduce an `HgError` enum for common error cases
Simon Sapin <simon.sapin@octobus.net>
parents: 46435
diff changeset
9 pub mod errors;
49489
7c93e38a0bbd rhg-status: add support for narrow clones
Rapha?l Gom?s <rgomes@octobus.net>
parents: 49485
diff changeset
10 pub mod narrow;
49485
ffd4b1f1c9cb rhg: add sparse support
Rapha?l Gom?s <rgomes@octobus.net>
parents: 48950
diff changeset
11 pub mod sparse;
48520
791f5d5f7a96 hg-core: dedup LazyAncestors Iterator impl
pacien <pacien.trangirard@pacien.net>
parents: 48417
diff changeset
12 pub use ancestors::{AncestorsIterator, MissingAncestors};
47101
5d62243c7732 rust: Add a Timestamp struct instead of abusing Duration
Simon Sapin <simon.sapin@octobus.net>
parents: 47093
diff changeset
13 pub mod dirstate;
42178
10b465d61556 rust-discovery: starting core implementation
Georges Racinet <georges.racinet@octobus.net>
parents: 41717
diff changeset
14 pub mod discovery;
47407
6e49769b7f97 rhg: add exit code to HgError::Abort()
Pulkit Goyal <7895pulkit@gmail.com>
parents: 47335
diff changeset
15 pub mod exit_codes;
52166
1a8466fd904a hg-core: add fncache module
Rapha?l Gom?s <rgomes@octobus.net>
parents: 52160
diff changeset
16 pub mod fncache;
45924
a2eda1ff22aa requirements: move loading to hg-core and add parsing
Simon Sapin <simon-commits@exyr.org>
parents: 45364
diff changeset
17 pub mod requirements;
42303
e240bec26626 rust-dirstate: add rust-cpython bindings to the new parse/pack functions
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42302
diff changeset
18 pub mod testing; // unconditionally built, for use from integration tests
52300
04b9a56c2d25 rust-lib: only export very common types to the top of the crate
Rapha?l Gom?s <rgomes@octobus.net>
parents: 52299
diff changeset
19
04b9a56c2d25 rust-lib: only export very common types to the top of the crate
Rapha?l Gom?s <rgomes@octobus.net>
parents: 52299
diff changeset
20 // Export very common type to make discovery easier
04b9a56c2d25 rust-lib: only export very common types to the top of the crate
Rapha?l Gom?s <rgomes@octobus.net>
parents: 52299
diff changeset
21 pub use dirstate::DirstateParents;
45944
595979dc924e copies: introduce a basic Rust function for `combine_changeset_copies`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45924
diff changeset
22 pub mod copy_tracing;
50863
c112cc9effdc rhg: support "status FILE"
Spencer Baugh <sbaugh@janestreet.com>
parents: 50857
diff changeset
23 pub mod filepatterns;
43438
a77d4fe347a4 rust-matchers: add `Matcher` trait and implement `AlwaysMatcher`
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43271
diff changeset
24 pub mod matchers;
46167
8a4914397d02 rust: introduce Repo and Vfs types for filesystem abstraction
Simon Sapin <simon.sapin@octobus.net>
parents: 45944
diff changeset
25 pub mod repo;
44005
6b332c1fc7fe rust-core: extracted a revlog submodule
Georges Racinet <georges.racinet@octobus.net>
parents: 44003
diff changeset
26 pub mod revlog;
52178
bd8081e9fd62 rust: don't star export from the `revlog` module
Rapha?l Gom?s <rgomes@octobus.net>
parents: 52166
diff changeset
27 // Export very common types to make discovery easier
bd8081e9fd62 rust: don't star export from the `revlog` module
Rapha?l Gom?s <rgomes@octobus.net>
parents: 52166
diff changeset
28 pub use revlog::{
bd8081e9fd62 rust: don't star export from the `revlog` module
Rapha?l Gom?s <rgomes@octobus.net>
parents: 52166
diff changeset
29 BaseRevision, Graph, GraphError, Node, NodePrefix, Revision,
bd8081e9fd62 rust: don't star export from the `revlog` module
Rapha?l Gom?s <rgomes@octobus.net>
parents: 52166
diff changeset
30 UncheckedRevision, NULL_NODE, NULL_NODE_ID, NULL_REVISION,
bd8081e9fd62 rust: don't star export from the `revlog` module
Rapha?l Gom?s <rgomes@octobus.net>
parents: 52166
diff changeset
31 WORKING_DIRECTORY_HEX, WORKING_DIRECTORY_REVISION,
bd8081e9fd62 rust: don't star export from the `revlog` module
Rapha?l Gom?s <rgomes@octobus.net>
parents: 52166
diff changeset
32 };
49894
678588b01af1 rhg: implement checkexec to support weird filesystems
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents: 49489
diff changeset
33 pub mod checkexec;
46187
95d6f31e88db hg-core: add basic config module
Rapha?l Gom?s <rgomes@octobus.net>
parents: 46167
diff changeset
34 pub mod config;
48417
5734b03ecf3e rhg: Initial repository locking
Simon Sapin <simon.sapin@octobus.net>
parents: 48068
diff changeset
35 pub mod lock;
46599
1f55cd5b292f rust: Add a log file rotation utility
Simon Sapin <simon.sapin@octobus.net>
parents: 46444
diff changeset
36 pub mod logging;
44974
a46e36b82461 hg-core: add Operation interface for high-level hg operations
Antoine Cezar <antoine.cezar@octobus.net>
parents: 44870
diff changeset
37 pub mod operations;
52037
3ae7c43ad8aa rust: add `Progress` trait for progress bars
Rapha?l Gom?s <rgomes@octobus.net>
parents: 51602
diff changeset
38 pub mod progress;
46433
4b381dbbf8b7 rhg: centralize parsing of `--rev` CLI arguments
Simon Sapin <simon.sapin@octobus.net>
parents: 46369
diff changeset
39 pub mod revset;
52160
e01e84e5e426 rust-revlog: add a Rust-only `InnerRevlog`
Rapha?l Gom?s <rgomes@octobus.net>
parents: 52056
diff changeset
40 pub mod transaction;
52056
8b7123c8947b update: add a Rust fast-path when updating from null (and clean)
Rapha?l Gom?s <rgomes@octobus.net>
parents: 52037
diff changeset
41 pub mod update;
42610
5672bb73f61e rust-utils: add docstrings and doctests for utils.rs
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42609
diff changeset
42 pub mod utils;
47952
9cd35c8c6044 rust: Move VFS code to its own module
Simon Sapin <simon.sapin@octobus.net>
parents: 47407
diff changeset
43 pub mod vfs;
42327
e8f3740cc067 rust-filepatterns: add a Rust implementation of pattern-related utils
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42303
diff changeset
44
52301
79e8118cd846 rust-lib: move `Dirstate*Error` to the `dirstate` module
Rapha?l Gom?s <rgomes@octobus.net>
parents: 52300
diff changeset
45 use crate::utils::hg_path::HgPathError;
42327
e8f3740cc067 rust-filepatterns: add a Rust implementation of pattern-related utils
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42303
diff changeset
46 pub use filepatterns::{
51602
e4b9f8a74d5f match: simplify the rust-side file pattern kind parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents: 50863
diff changeset
47 parse_pattern_syntax_kind, read_pattern_file, IgnorePattern,
44303
d42eea9a0494 rust-filepatterns: improve API and robustness for pattern files parsing
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44283
diff changeset
48 PatternFileWarning, PatternSyntax,
42327
e8f3740cc067 rust-filepatterns: add a Rust implementation of pattern-related utils
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42303
diff changeset
49 };
46444
6c778d20c8c2 rust: replace ToString impls with Display
Simon Sapin <simon.sapin@octobus.net>
parents: 46443
diff changeset
50 use std::fmt;
52213
96b113d22b34 rust-update: handle SIGINT from long-running update threads
Rapha?l Gom?s <rgomes@octobus.net>
parents: 52056
diff changeset
51 use std::{collections::HashMap, sync::atomic::AtomicBool};
43826
5ac243a92e37 rust-performance: introduce FastHashMap type alias for HashMap
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43788
diff changeset
52 use twox_hash::RandomXxHashBuilder64;
40271
dbc28c91f7ff rust: pure Rust lazyancestors iterator
Georges Racinet <gracinet@anybox.fr>
parents:
diff changeset
53
52213
96b113d22b34 rust-update: handle SIGINT from long-running update threads
Rapha?l Gom?s <rgomes@octobus.net>
parents: 52056
diff changeset
54 /// Used to communicate with threads spawned from code within this crate that
96b113d22b34 rust-update: handle SIGINT from long-running update threads
Rapha?l Gom?s <rgomes@octobus.net>
parents: 52056
diff changeset
55 /// they should stop their work (SIGINT was received).
96b113d22b34 rust-update: handle SIGINT from long-running update threads
Rapha?l Gom?s <rgomes@octobus.net>
parents: 52056
diff changeset
56 pub static INTERRUPT_RECEIVED: AtomicBool = AtomicBool::new(false);
96b113d22b34 rust-update: handle SIGINT from long-running update threads
Rapha?l Gom?s <rgomes@octobus.net>
parents: 52056
diff changeset
57
42327
e8f3740cc067 rust-filepatterns: add a Rust implementation of pattern-related utils
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42303
diff changeset
58 pub type LineNumber = usize;
e8f3740cc067 rust-filepatterns: add a Rust implementation of pattern-related utils
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42303
diff changeset
59
43826
5ac243a92e37 rust-performance: introduce FastHashMap type alias for HashMap
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43788
diff changeset
60 /// Rust's default hasher is too slow because it tries to prevent collision
5ac243a92e37 rust-performance: introduce FastHashMap type alias for HashMap
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43788
diff changeset
61 /// attacks. We are not concerned about those: if an ill-minded person has
5ac243a92e37 rust-performance: introduce FastHashMap type alias for HashMap
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43788
diff changeset
62 /// write access to your repository, you have other issues.
5ac243a92e37 rust-performance: introduce FastHashMap type alias for HashMap
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43788
diff changeset
63 pub type FastHashMap<K, V> = HashMap<K, V, RandomXxHashBuilder64>;
5ac243a92e37 rust-performance: introduce FastHashMap type alias for HashMap
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43788
diff changeset
64
48950
11c0411bf4e2 dirstate-tree: optimize HashMap lookups with raw_entry_mut
Simon Sapin <simon.sapin@octobus.net>
parents: 48520
diff changeset
65 // TODO: should this be the default `FastHashMap` for all of hg-core, not just
52298
db065b33fa56 rust-dirstate: merge `dirstate_tree` module into `dirstate`
Rapha?l Gom?s <rgomes@octobus.net>
parents: 52251
diff changeset
66 // dirstate? How does XxHash compare with AHash, hashbrown’s default?
48950
11c0411bf4e2 dirstate-tree: optimize HashMap lookups with raw_entry_mut
Simon Sapin <simon.sapin@octobus.net>
parents: 48520
diff changeset
67 pub type FastHashbrownMap<K, V> =
11c0411bf4e2 dirstate-tree: optimize HashMap lookups with raw_entry_mut
Simon Sapin <simon.sapin@octobus.net>
parents: 48520
diff changeset
68 hashbrown::HashMap<K, V, RandomXxHashBuilder64>;
11c0411bf4e2 dirstate-tree: optimize HashMap lookups with raw_entry_mut
Simon Sapin <simon.sapin@octobus.net>
parents: 48520
diff changeset
69
46435
2e2033081274 rust: replace trivial `impl From ?` with `#[derive(derive_more::From)]`
Simon Sapin <simon.sapin@octobus.net>
parents: 46433
diff changeset
70 #[derive(Debug, derive_more::From)]
42327
e8f3740cc067 rust-filepatterns: add a Rust implementation of pattern-related utils
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42303
diff changeset
71 pub enum PatternError {
46435
2e2033081274 rust: replace trivial `impl From ?` with `#[derive(derive_more::From)]`
Simon Sapin <simon.sapin@octobus.net>
parents: 46433
diff changeset
72 #[from]
44303
d42eea9a0494 rust-filepatterns: improve API and robustness for pattern files parsing
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44283
diff changeset
73 Path(HgPathError),
42327
e8f3740cc067 rust-filepatterns: add a Rust implementation of pattern-related utils
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42303
diff changeset
74 UnsupportedSyntax(String),
44303
d42eea9a0494 rust-filepatterns: improve API and robustness for pattern files parsing
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44283
diff changeset
75 UnsupportedSyntaxInFile(String, String, usize),
d42eea9a0494 rust-filepatterns: improve API and robustness for pattern files parsing
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44283
diff changeset
76 TooLong(usize),
46435
2e2033081274 rust: replace trivial `impl From ?` with `#[derive(derive_more::From)]`
Simon Sapin <simon.sapin@octobus.net>
parents: 46433
diff changeset
77 #[from]
44303
d42eea9a0494 rust-filepatterns: improve API and robustness for pattern files parsing
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44283
diff changeset
78 IO(std::io::Error),
44304
2fe89bec8011 rust-filepatterns: add support for `include` and `subinclude` patterns
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44303
diff changeset
79 /// Needed a pattern that can be turned into a regex but got one that
2fe89bec8011 rust-filepatterns: add support for `include` and `subinclude` patterns
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44303
diff changeset
80 /// can't. This should only happen through programmer error.
2fe89bec8011 rust-filepatterns: add support for `include` and `subinclude` patterns
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44303
diff changeset
81 NonRegexPattern(IgnorePattern),
42327
e8f3740cc067 rust-filepatterns: add a Rust implementation of pattern-related utils
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42303
diff changeset
82 }
e8f3740cc067 rust-filepatterns: add a Rust implementation of pattern-related utils
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42303
diff changeset
83
46444
6c778d20c8c2 rust: replace ToString impls with Display
Simon Sapin <simon.sapin@octobus.net>
parents: 46443
diff changeset
84 impl fmt::Display for PatternError {
6c778d20c8c2 rust: replace ToString impls with Display
Simon Sapin <simon.sapin@octobus.net>
parents: 46443
diff changeset
85 fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
44303
d42eea9a0494 rust-filepatterns: improve API and robustness for pattern files parsing
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44283
diff changeset
86 match self {
d42eea9a0494 rust-filepatterns: improve API and robustness for pattern files parsing
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44283
diff changeset
87 PatternError::UnsupportedSyntax(syntax) => {
46444
6c778d20c8c2 rust: replace ToString impls with Display
Simon Sapin <simon.sapin@octobus.net>
parents: 46443
diff changeset
88 write!(f, "Unsupported syntax {}", syntax)
44303
d42eea9a0494 rust-filepatterns: improve API and robustness for pattern files parsing
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44283
diff changeset
89 }
d42eea9a0494 rust-filepatterns: improve API and robustness for pattern files parsing
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44283
diff changeset
90 PatternError::UnsupportedSyntaxInFile(syntax, file_path, line) => {
46444
6c778d20c8c2 rust: replace ToString impls with Display
Simon Sapin <simon.sapin@octobus.net>
parents: 46443
diff changeset
91 write!(
6c778d20c8c2 rust: replace ToString impls with Display
Simon Sapin <simon.sapin@octobus.net>
parents: 46443
diff changeset
92 f,
44303
d42eea9a0494 rust-filepatterns: improve API and robustness for pattern files parsing
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44283
diff changeset
93 "{}:{}: unsupported syntax {}",
d42eea9a0494 rust-filepatterns: improve API and robustness for pattern files parsing
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44283
diff changeset
94 file_path, line, syntax
d42eea9a0494 rust-filepatterns: improve API and robustness for pattern files parsing
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44283
diff changeset
95 )
d42eea9a0494 rust-filepatterns: improve API and robustness for pattern files parsing
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44283
diff changeset
96 }
d42eea9a0494 rust-filepatterns: improve API and robustness for pattern files parsing
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44283
diff changeset
97 PatternError::TooLong(size) => {
46444
6c778d20c8c2 rust: replace ToString impls with Display
Simon Sapin <simon.sapin@octobus.net>
parents: 46443
diff changeset
98 write!(f, "matcher pattern is too long ({} bytes)", size)
44303
d42eea9a0494 rust-filepatterns: improve API and robustness for pattern files parsing
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44283
diff changeset
99 }
46444
6c778d20c8c2 rust: replace ToString impls with Display
Simon Sapin <simon.sapin@octobus.net>
parents: 46443
diff changeset
100 PatternError::IO(error) => error.fmt(f),
6c778d20c8c2 rust: replace ToString impls with Display
Simon Sapin <simon.sapin@octobus.net>
parents: 46443
diff changeset
101 PatternError::Path(error) => error.fmt(f),
44304
2fe89bec8011 rust-filepatterns: add support for `include` and `subinclude` patterns
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44303
diff changeset
102 PatternError::NonRegexPattern(pattern) => {
46444
6c778d20c8c2 rust: replace ToString impls with Display
Simon Sapin <simon.sapin@octobus.net>
parents: 46443
diff changeset
103 write!(f, "'{:?}' cannot be turned into a regex", pattern)
44304
2fe89bec8011 rust-filepatterns: add support for `include` and `subinclude` patterns
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44303
diff changeset
104 }
44303
d42eea9a0494 rust-filepatterns: improve API and robustness for pattern files parsing
Rapha?l Gom?s <rgomes@octobus.net>
parents: 44283
diff changeset
105 }
42327
e8f3740cc067 rust-filepatterns: add a Rust implementation of pattern-related utils
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42303
diff changeset
106 }
e8f3740cc067 rust-filepatterns: add a Rust implementation of pattern-related utils
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42303
diff changeset
107 }