Mercurial > public > mercurial-scm > hg

annotate rust/hg-core/src/utils/hg_path.rs @ 43827:c27e688fcdc3

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
rust-hg-path: implement `Display` for `HgPath` and `HgPathBuf` This is useful when debugging, to get a human readable output instead of an array of `u8`. Differential Revision: https://phab.mercurial-scm.org/D7523
author Rapha?l Gom?s <rgomes@octobus.net>
date Fri, 29 Nov 2019 17:15:24 +0100
parents 98d996a138de
children 4f1543a2f5c3
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
42956
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
1 // hg_path.rs
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
2 //
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
3 // Copyright 2019 Raphaël Gomès <rgomes@octobus.net>
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
4 //
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
5 // This software may be used and distributed according to the terms of the
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
6 // GNU General Public License version 2 or any later version.
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
7
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
8 use std::borrow::Borrow;
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
9 use std::ffi::{OsStr, OsString};
43827
c27e688fcdc3 rust-hg-path: implement `Display` for `HgPath` and `HgPathBuf`
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43250
diff changeset
10 use std::fmt;
42956
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
11 use std::ops::Deref;
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
12 use std::path::{Path, PathBuf};
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
13
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
14 #[derive(Debug, Eq, PartialEq)]
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
15 pub enum HgPathError {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
16 /// Bytes from the invalid `HgPath`
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
17 LeadingSlash(Vec<u8>),
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
18 /// Bytes and index of the second slash
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
19 ConsecutiveSlashes(Vec<u8>, usize),
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
20 /// Bytes and index of the null byte
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
21 ContainsNullByte(Vec<u8>, usize),
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
22 /// Bytes
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
23 DecodeError(Vec<u8>),
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
24 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
25
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
26 impl ToString for HgPathError {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
27 fn to_string(&self) -> String {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
28 match self {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
29 HgPathError::LeadingSlash(bytes) => {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
30 format!("Invalid HgPath '{:?}': has a leading slash.", bytes)
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
31 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
32 HgPathError::ConsecutiveSlashes(bytes, pos) => format!(
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
33 "Invalid HgPath '{:?}': consecutive slahes at pos {}.",
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
34 bytes, pos
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
35 ),
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
36 HgPathError::ContainsNullByte(bytes, pos) => format!(
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
37 "Invalid HgPath '{:?}': contains null byte at pos {}.",
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
38 bytes, pos
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
39 ),
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
40 HgPathError::DecodeError(bytes) => {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
41 format!("Invalid HgPath '{:?}': could not be decoded.", bytes)
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
42 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
43 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
44 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
45 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
46
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
47 impl From<HgPathError> for std::io::Error {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
48 fn from(e: HgPathError) -> Self {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
49 std::io::Error::new(std::io::ErrorKind::InvalidData, e.to_string())
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
50 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
51 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
52
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
53 /// This is a repository-relative path (or canonical path):
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
54 /// - no null characters
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
55 /// - `/` separates directories
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
56 /// - no consecutive slashes
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
57 /// - no leading slash,
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
58 /// - no `.` nor `..` of special meaning
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
59 /// - stored in repository and shared across platforms
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
60 ///
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
61 /// Note: there is no guarantee of any `HgPath` being well-formed at any point
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
62 /// in its lifetime for performance reasons and to ease ergonomics. It is
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
63 /// however checked using the `check_state` method before any file-system
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
64 /// operation.
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
65 ///
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
66 /// This allows us to be encoding-transparent as much as possible, until really
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
67 /// needed; `HgPath` can be transformed into a platform-specific path (`OsStr`
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
68 /// or `Path`) whenever more complex operations are needed:
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
69 /// On Unix, it's just byte-to-byte conversion. On Windows, it has to be
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
70 /// decoded from MBCS to WTF-8. If WindowsUTF8Plan is implemented, the source
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
71 /// character encoding will be determined on a per-repository basis.
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
72 //
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
73 // FIXME: (adapted from a comment in the stdlib)
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
74 // `HgPath::new()` current implementation relies on `Slice` being
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
75 // layout-compatible with `[u8]`.
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
76 // When attribute privacy is implemented, `Slice` should be annotated as
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
77 // `#[repr(transparent)]`.
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
78 // Anyway, `Slice` representation and layout are considered implementation
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
79 // detail, are not documented and must not be relied upon.
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
80 #[derive(Eq, Ord, PartialEq, PartialOrd, Debug, Hash)]
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
81 pub struct HgPath {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
82 inner: [u8],
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
83 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
84
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
85 impl HgPath {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
86 pub fn new<S: AsRef<[u8]> + ?Sized>(s: &S) -> &Self {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
87 unsafe { &*(s.as_ref() as *const [u8] as *const Self) }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
88 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
89 pub fn is_empty(&self) -> bool {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
90 self.inner.is_empty()
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
91 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
92 pub fn len(&self) -> usize {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
93 self.inner.len()
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
94 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
95 fn to_hg_path_buf(&self) -> HgPathBuf {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
96 HgPathBuf {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
97 inner: self.inner.to_owned(),
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
98 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
99 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
100 pub fn bytes(&self) -> std::slice::Iter<u8> {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
101 self.inner.iter()
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
102 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
103 pub fn to_ascii_uppercase(&self) -> HgPathBuf {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
104 HgPathBuf::from(self.inner.to_ascii_uppercase())
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
105 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
106 pub fn to_ascii_lowercase(&self) -> HgPathBuf {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
107 HgPathBuf::from(self.inner.to_ascii_lowercase())
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
108 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
109 pub fn as_bytes(&self) -> &[u8] {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
110 &self.inner
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
111 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
112 pub fn contains(&self, other: u8) -> bool {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
113 self.inner.contains(&other)
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
114 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
115 pub fn join<T: ?Sized + AsRef<HgPath>>(&self, other: &T) -> HgPathBuf {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
116 let mut inner = self.inner.to_owned();
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
117 if inner.len() != 0 && inner.last() != Some(&b'/') {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
118 inner.push(b'/');
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
119 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
120 inner.extend(other.as_ref().bytes());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
121 HgPathBuf::from_bytes(&inner)
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
122 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
123 /// Checks for errors in the path, short-circuiting at the first one.
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
124 /// This generates fine-grained errors useful for debugging.
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
125 /// To simply check if the path is valid during tests, use `is_valid`.
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
126 pub fn check_state(&self) -> Result<(), HgPathError> {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
127 if self.len() == 0 {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
128 return Ok(());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
129 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
130 let bytes = self.as_bytes();
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
131 let mut previous_byte = None;
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
132
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
133 if bytes[0] == b'/' {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
134 return Err(HgPathError::LeadingSlash(bytes.to_vec()));
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
135 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
136 for (index, byte) in bytes.iter().enumerate() {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
137 match byte {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
138 0 => {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
139 return Err(HgPathError::ContainsNullByte(
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
140 bytes.to_vec(),
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
141 index,
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
142 ))
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
143 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
144 b'/' => {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
145 if previous_byte.is_some() && previous_byte == Some(b'/') {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
146 return Err(HgPathError::ConsecutiveSlashes(
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
147 bytes.to_vec(),
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
148 index,
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
149 ));
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
150 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
151 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
152 _ => (),
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
153 };
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
154 previous_byte = Some(*byte);
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
155 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
156 Ok(())
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
157 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
158
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
159 #[cfg(test)]
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
160 /// Only usable during tests to force developers to handle invalid states
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
161 fn is_valid(&self) -> bool {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
162 self.check_state().is_ok()
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
163 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
164 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
165
43827
c27e688fcdc3 rust-hg-path: implement `Display` for `HgPath` and `HgPathBuf`
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43250
diff changeset
166 impl fmt::Display for HgPath {
c27e688fcdc3 rust-hg-path: implement `Display` for `HgPath` and `HgPathBuf`
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43250
diff changeset
167 fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
c27e688fcdc3 rust-hg-path: implement `Display` for `HgPath` and `HgPathBuf`
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43250
diff changeset
168 write!(f, "{}", String::from_utf8_lossy(&self.inner))
c27e688fcdc3 rust-hg-path: implement `Display` for `HgPath` and `HgPathBuf`
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43250
diff changeset
169 }
c27e688fcdc3 rust-hg-path: implement `Display` for `HgPath` and `HgPathBuf`
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43250
diff changeset
170 }
c27e688fcdc3 rust-hg-path: implement `Display` for `HgPath` and `HgPathBuf`
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43250
diff changeset
171
42956
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
172 #[derive(Eq, Ord, Clone, PartialEq, PartialOrd, Debug, Hash)]
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
173 pub struct HgPathBuf {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
174 inner: Vec<u8>,
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
175 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
176
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
177 impl HgPathBuf {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
178 pub fn new() -> Self {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
179 Self { inner: Vec::new() }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
180 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
181 pub fn push(&mut self, byte: u8) {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
182 self.inner.push(byte);
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
183 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
184 pub fn from_bytes(s: &[u8]) -> HgPathBuf {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
185 HgPath::new(s).to_owned()
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
186 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
187 pub fn into_vec(self) -> Vec<u8> {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
188 self.inner
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
189 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
190 pub fn as_ref(&self) -> &[u8] {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
191 self.inner.as_ref()
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
192 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
193 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
194
43827
c27e688fcdc3 rust-hg-path: implement `Display` for `HgPath` and `HgPathBuf`
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43250
diff changeset
195 impl fmt::Display for HgPathBuf {
c27e688fcdc3 rust-hg-path: implement `Display` for `HgPath` and `HgPathBuf`
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43250
diff changeset
196 fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
c27e688fcdc3 rust-hg-path: implement `Display` for `HgPath` and `HgPathBuf`
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43250
diff changeset
197 write!(f, "{}", String::from_utf8_lossy(&self.inner))
c27e688fcdc3 rust-hg-path: implement `Display` for `HgPath` and `HgPathBuf`
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43250
diff changeset
198 }
c27e688fcdc3 rust-hg-path: implement `Display` for `HgPath` and `HgPathBuf`
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43250
diff changeset
199 }
c27e688fcdc3 rust-hg-path: implement `Display` for `HgPath` and `HgPathBuf`
Rapha?l Gom?s <rgomes@octobus.net>
parents: 43250
diff changeset
200
42956
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
201 impl Deref for HgPathBuf {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
202 type Target = HgPath;
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
203
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
204 #[inline]
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
205 fn deref(&self) -> &HgPath {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
206 &HgPath::new(&self.inner)
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
207 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
208 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
209
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
210 impl From<Vec<u8>> for HgPathBuf {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
211 fn from(vec: Vec<u8>) -> Self {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
212 Self { inner: vec }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
213 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
214 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
215
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
216 impl<T: ?Sized + AsRef<HgPath>> From<&T> for HgPathBuf {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
217 fn from(s: &T) -> HgPathBuf {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
218 s.as_ref().to_owned()
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
219 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
220 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
221
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
222 impl Into<Vec<u8>> for HgPathBuf {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
223 fn into(self) -> Vec<u8> {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
224 self.inner
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
225 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
226 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
227
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
228 impl Borrow<HgPath> for HgPathBuf {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
229 fn borrow(&self) -> &HgPath {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
230 &HgPath::new(self.as_bytes())
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
231 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
232 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
233
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
234 impl ToOwned for HgPath {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
235 type Owned = HgPathBuf;
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
236
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
237 fn to_owned(&self) -> HgPathBuf {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
238 self.to_hg_path_buf()
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
239 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
240 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
241
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
242 impl AsRef<HgPath> for HgPath {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
243 fn as_ref(&self) -> &HgPath {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
244 self
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
245 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
246 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
247
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
248 impl AsRef<HgPath> for HgPathBuf {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
249 fn as_ref(&self) -> &HgPath {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
250 self
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
251 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
252 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
253
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
254 impl Extend<u8> for HgPathBuf {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
255 fn extend<T: IntoIterator<Item = u8>>(&mut self, iter: T) {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
256 self.inner.extend(iter);
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
257 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
258 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
259
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
260 /// TODO: Once https://www.mercurial-scm.org/wiki/WindowsUTF8Plan is
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
261 /// implemented, these conversion utils will have to work differently depending
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
262 /// on the repository encoding: either `UTF-8` or `MBCS`.
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
263
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
264 pub fn hg_path_to_os_string<P: AsRef<HgPath>>(
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
265 hg_path: P,
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
266 ) -> Result<OsString, HgPathError> {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
267 hg_path.as_ref().check_state()?;
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
268 let os_str;
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
269 #[cfg(unix)]
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
270 {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
271 use std::os::unix::ffi::OsStrExt;
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
272 os_str = std::ffi::OsStr::from_bytes(&hg_path.as_ref().as_bytes());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
273 }
43250
98d996a138de rust-cross-platform: remove `unimplemented!` to get compile-time errors
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42956
diff changeset
274 // TODO Handle other platforms
98d996a138de rust-cross-platform: remove `unimplemented!` to get compile-time errors
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42956
diff changeset
275 // TODO: convert from WTF8 to Windows MBCS (ANSI encoding).
42956
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
276 Ok(os_str.to_os_string())
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
277 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
278
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
279 pub fn hg_path_to_path_buf<P: AsRef<HgPath>>(
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
280 hg_path: P,
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
281 ) -> Result<PathBuf, HgPathError> {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
282 Ok(Path::new(&hg_path_to_os_string(hg_path)?).to_path_buf())
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
283 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
284
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
285 pub fn os_string_to_hg_path_buf<S: AsRef<OsStr>>(
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
286 os_string: S,
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
287 ) -> Result<HgPathBuf, HgPathError> {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
288 let buf;
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
289 #[cfg(unix)]
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
290 {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
291 use std::os::unix::ffi::OsStrExt;
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
292 buf = HgPathBuf::from_bytes(&os_string.as_ref().as_bytes());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
293 }
43250
98d996a138de rust-cross-platform: remove `unimplemented!` to get compile-time errors
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42956
diff changeset
294 // TODO Handle other platforms
98d996a138de rust-cross-platform: remove `unimplemented!` to get compile-time errors
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42956
diff changeset
295 // TODO: convert from WTF8 to Windows MBCS (ANSI encoding).
98d996a138de rust-cross-platform: remove `unimplemented!` to get compile-time errors
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42956
diff changeset
296
42956
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
297 buf.check_state()?;
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
298 Ok(buf)
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
299 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
300
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
301 pub fn path_to_hg_path_buf<P: AsRef<Path>>(
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
302 path: P,
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
303 ) -> Result<HgPathBuf, HgPathError> {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
304 let buf;
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
305 let os_str = path.as_ref().as_os_str();
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
306 #[cfg(unix)]
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
307 {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
308 use std::os::unix::ffi::OsStrExt;
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
309 buf = HgPathBuf::from_bytes(&os_str.as_bytes());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
310 }
43250
98d996a138de rust-cross-platform: remove `unimplemented!` to get compile-time errors
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42956
diff changeset
311 // TODO Handle other platforms
98d996a138de rust-cross-platform: remove `unimplemented!` to get compile-time errors
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42956
diff changeset
312 // TODO: convert from WTF8 to Windows MBCS (ANSI encoding).
98d996a138de rust-cross-platform: remove `unimplemented!` to get compile-time errors
Rapha?l Gom?s <rgomes@octobus.net>
parents: 42956
diff changeset
313
42956
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
314 buf.check_state()?;
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
315 Ok(buf)
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
316 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
317
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
318 #[cfg(test)]
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
319 mod tests {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
320 use super::*;
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
321
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
322 #[test]
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
323 fn test_path_states() {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
324 assert_eq!(
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
325 Err(HgPathError::LeadingSlash(b"/".to_vec())),
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
326 HgPath::new(b"/").check_state()
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
327 );
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
328 assert_eq!(
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
329 Err(HgPathError::ConsecutiveSlashes(b"a/b//c".to_vec(), 4)),
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
330 HgPath::new(b"a/b//c").check_state()
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
331 );
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
332 assert_eq!(
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
333 Err(HgPathError::ContainsNullByte(b"a/b/\0c".to_vec(), 4)),
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
334 HgPath::new(b"a/b/\0c").check_state()
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
335 );
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
336 // TODO test HgPathError::DecodeError for the Windows implementation.
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
337 assert_eq!(true, HgPath::new(b"").is_valid());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
338 assert_eq!(true, HgPath::new(b"a/b/c").is_valid());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
339 // Backslashes in paths are not significant, but allowed
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
340 assert_eq!(true, HgPath::new(br"a\b/c").is_valid());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
341 // Dots in paths are not significant, but allowed
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
342 assert_eq!(true, HgPath::new(b"a/b/../c/").is_valid());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
343 assert_eq!(true, HgPath::new(b"./a/b/../c/").is_valid());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
344 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
345
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
346 #[test]
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
347 fn test_iter() {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
348 let path = HgPath::new(b"a");
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
349 let mut iter = path.bytes();
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
350 assert_eq!(Some(&b'a'), iter.next());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
351 assert_eq!(None, iter.next_back());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
352 assert_eq!(None, iter.next());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
353
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
354 let path = HgPath::new(b"a");
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
355 let mut iter = path.bytes();
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
356 assert_eq!(Some(&b'a'), iter.next_back());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
357 assert_eq!(None, iter.next_back());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
358 assert_eq!(None, iter.next());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
359
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
360 let path = HgPath::new(b"abc");
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
361 let mut iter = path.bytes();
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
362 assert_eq!(Some(&b'a'), iter.next());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
363 assert_eq!(Some(&b'c'), iter.next_back());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
364 assert_eq!(Some(&b'b'), iter.next_back());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
365 assert_eq!(None, iter.next_back());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
366 assert_eq!(None, iter.next());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
367
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
368 let path = HgPath::new(b"abc");
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
369 let mut iter = path.bytes();
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
370 assert_eq!(Some(&b'a'), iter.next());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
371 assert_eq!(Some(&b'b'), iter.next());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
372 assert_eq!(Some(&b'c'), iter.next());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
373 assert_eq!(None, iter.next_back());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
374 assert_eq!(None, iter.next());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
375
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
376 let path = HgPath::new(b"abc");
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
377 let iter = path.bytes();
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
378 let mut vec = Vec::new();
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
379 vec.extend(iter);
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
380 assert_eq!(vec![b'a', b'b', b'c'], vec);
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
381
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
382 let path = HgPath::new(b"abc");
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
383 let mut iter = path.bytes();
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
384 assert_eq!(Some(2), iter.rposition(|c| *c == b'c'));
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
385
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
386 let path = HgPath::new(b"abc");
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
387 let mut iter = path.bytes();
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
388 assert_eq!(None, iter.rposition(|c| *c == b'd'));
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
389 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
390
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
391 #[test]
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
392 fn test_join() {
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
393 let path = HgPathBuf::from_bytes(b"a").join(HgPath::new(b"b"));
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
394 assert_eq!(b"a/b", path.as_bytes());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
395
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
396 let path = HgPathBuf::from_bytes(b"a/").join(HgPath::new(b"b/c"));
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
397 assert_eq!(b"a/b/c", path.as_bytes());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
398
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
399 // No leading slash if empty before join
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
400 let path = HgPathBuf::new().join(HgPath::new(b"b/c"));
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
401 assert_eq!(b"b/c", path.as_bytes());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
402
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
403 // The leading slash is an invalid representation of an `HgPath`, but
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
404 // it can happen. This creates another invalid representation of
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
405 // consecutive bytes.
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
406 // TODO What should be done in this case? Should we silently remove
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
407 // the extra slash? Should we change the signature to a problematic
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
408 // `Result<HgPathBuf, HgPathError>`, or should we just keep it so and
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
409 // let the error happen upon filesystem interaction?
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
410 let path = HgPathBuf::from_bytes(b"a/").join(HgPath::new(b"/b"));
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
411 assert_eq!(b"a//b", path.as_bytes());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
412 let path = HgPathBuf::from_bytes(b"a").join(HgPath::new(b"/b"));
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
413 assert_eq!(b"a//b", path.as_bytes());
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
414 }
3fe40dd6355d rust-hgpath: add HgPath and HgPathBuf structs to encapsulate handling of paths
Rapha?l Gom?s <rgomes@octobus.net>
parents:
diff changeset
415 }