annotate mercurial/node.py @ 45159:e05a488cbed0

mergestate: rename addpath() -> addpathonflict() to prevent confusion addpath() seems to imply that we are adding a new path/entry to the mergestate. Differential Revision: https://phab.mercurial-scm.org/D8715
author Pulkit Goyal <7895pulkit@gmail.com>
date Thu, 09 Jul 2020 14:44:58 +0530
parents 687b865b95ad
children 6266d19556ad
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
8226
8b2cd04a6e97 put license and copyright info into comment blocks
Martin Geisler <mg@lazybytes.net>
parents: 8225
diff changeset
1 # node.py - basic nodeid manipulation for mercurial
8b2cd04a6e97 put license and copyright info into comment blocks
Martin Geisler <mg@lazybytes.net>
parents: 8225
diff changeset
2 #
8b2cd04a6e97 put license and copyright info into comment blocks
Martin Geisler <mg@lazybytes.net>
parents: 8225
diff changeset
3 # Copyright 2005, 2006 Matt Mackall <mpm@selenic.com>
8b2cd04a6e97 put license and copyright info into comment blocks
Martin Geisler <mg@lazybytes.net>
parents: 8225
diff changeset
4 #
8b2cd04a6e97 put license and copyright info into comment blocks
Martin Geisler <mg@lazybytes.net>
parents: 8225
diff changeset
5 # This software may be used and distributed according to the terms of the
10263
25e572394f5c Update license to GPLv2+
Matt Mackall <mpm@selenic.com>
parents: 8226
diff changeset
6 # GNU General Public License version 2 or any later version.
1089
142b5d5ec9cc Break apart hg.py
mpm@selenic.com
parents:
diff changeset
7
25962
738314da6c75 node: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25737
diff changeset
8 from __future__ import absolute_import
738314da6c75 node: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25737
diff changeset
9
3877
abaee83ce0a6 Replace demandload with new demandimport
Matt Mackall <mpm@selenic.com>
parents: 3578
diff changeset
10 import binascii
1089
142b5d5ec9cc Break apart hg.py
mpm@selenic.com
parents:
diff changeset
11
26980
18f50b8cbf1e node: add 'nullhex', hex-encoded nullid
Siddharth Agarwal <sid0@fb.com>
parents: 25962
diff changeset
12 # This ugly style has a noticeable effect in manifest parsing
18f50b8cbf1e node: add 'nullhex', hex-encoded nullid
Siddharth Agarwal <sid0@fb.com>
parents: 25962
diff changeset
13 hex = binascii.hexlify
36238
f574cc00831a node: make bin() be a wrapper instead of just an alias
Augie Fackler <augie@google.com>
parents: 32684
diff changeset
14 # Adapt to Python 3 API changes. If this ends up showing up in
f574cc00831a node: make bin() be a wrapper instead of just an alias
Augie Fackler <augie@google.com>
parents: 32684
diff changeset
15 # profiles, we can use this version only on Python 3, and forward
f574cc00831a node: make bin() be a wrapper instead of just an alias
Augie Fackler <augie@google.com>
parents: 32684
diff changeset
16 # binascii.unhexlify like we used to on Python 2.
f574cc00831a node: make bin() be a wrapper instead of just an alias
Augie Fackler <augie@google.com>
parents: 32684
diff changeset
17 def bin(s):
f574cc00831a node: make bin() be a wrapper instead of just an alias
Augie Fackler <augie@google.com>
parents: 32684
diff changeset
18 try:
f574cc00831a node: make bin() be a wrapper instead of just an alias
Augie Fackler <augie@google.com>
parents: 32684
diff changeset
19 return binascii.unhexlify(s)
f574cc00831a node: make bin() be a wrapper instead of just an alias
Augie Fackler <augie@google.com>
parents: 32684
diff changeset
20 except binascii.Error as e:
f574cc00831a node: make bin() be a wrapper instead of just an alias
Augie Fackler <augie@google.com>
parents: 32684
diff changeset
21 raise TypeError(e)
26980
18f50b8cbf1e node: add 'nullhex', hex-encoded nullid
Siddharth Agarwal <sid0@fb.com>
parents: 25962
diff changeset
22
43075
57875cf423c9 style: run a patched black on a subset of mercurial
Augie Fackler <augie@google.com>
parents: 39195
diff changeset
23
3578
3b4e00cba57a Define and use nullrev (revision of nullid) instead of -1.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2859
diff changeset
24 nullrev = -1
39145
b623c7b23695 nodes: expand/comment the magic nodes so they are more easily searchable
Kyle Lippincott <spectral@google.com>
parents: 37448
diff changeset
25 # In hex, this is '0000000000000000000000000000000000000000'
28585
a3f3fdac8433 node: use byte literals to construct nullid and wdirid
Gregory Szorc <gregory.szorc@gmail.com>
parents: 26980
diff changeset
26 nullid = b"\0" * 20
26980
18f50b8cbf1e node: add 'nullhex', hex-encoded nullid
Siddharth Agarwal <sid0@fb.com>
parents: 25962
diff changeset
27 nullhex = hex(nullid)
1089
142b5d5ec9cc Break apart hg.py
mpm@selenic.com
parents:
diff changeset
28
30360
0298a07f64d9 dirstate: change placeholder hash length to 20 bytes
Durham Goode <durham@fb.com>
parents: 28585
diff changeset
29 # Phony node value to stand-in for new files in some uses of
0298a07f64d9 dirstate: change placeholder hash length to 20 bytes
Durham Goode <durham@fb.com>
parents: 28585
diff changeset
30 # manifests.
39145
b623c7b23695 nodes: expand/comment the magic nodes so they are more easily searchable
Kyle Lippincott <spectral@google.com>
parents: 37448
diff changeset
31 # In hex, this is '2121212121212121212121212121212121212121'
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43075
diff changeset
32 newnodeid = b'!!!!!!!!!!!!!!!!!!!!'
39195
1e7a462cb946 node: correct hex representation of pseudo node ids
Yuya Nishihara <yuya@tcha.org>
parents: 39145
diff changeset
33 # In hex, this is '3030303030303030303030303030306164646564'
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43075
diff changeset
34 addednodeid = b'000000000000000added'
39195
1e7a462cb946 node: correct hex representation of pseudo node ids
Yuya Nishihara <yuya@tcha.org>
parents: 39145
diff changeset
35 # In hex, this is '3030303030303030303030306d6f646966696564'
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43075
diff changeset
36 modifiednodeid = b'000000000000modified'
30360
0298a07f64d9 dirstate: change placeholder hash length to 20 bytes
Durham Goode <durham@fb.com>
parents: 28585
diff changeset
37
37448
d7114f883505 node: rename wdirnodes to clarify they are for manifest/filelogs
Yuya Nishihara <yuya@tcha.org>
parents: 36238
diff changeset
38 wdirfilenodeids = {newnodeid, addednodeid, modifiednodeid}
30360
0298a07f64d9 dirstate: change placeholder hash length to 20 bytes
Durham Goode <durham@fb.com>
parents: 28585
diff changeset
39
25737
1a5211f2f87f node: define experimental identifiers for working directory
Yuya Nishihara <yuya@tcha.org>
parents: 10263
diff changeset
40 # pseudo identifiers for working directory
1a5211f2f87f node: define experimental identifiers for working directory
Yuya Nishihara <yuya@tcha.org>
parents: 10263
diff changeset
41 # (they are experimental, so don't add too many dependencies on them)
43075
57875cf423c9 style: run a patched black on a subset of mercurial
Augie Fackler <augie@google.com>
parents: 39195
diff changeset
42 wdirrev = 0x7FFFFFFF
39145
b623c7b23695 nodes: expand/comment the magic nodes so they are more easily searchable
Kyle Lippincott <spectral@google.com>
parents: 37448
diff changeset
43 # In hex, this is 'ffffffffffffffffffffffffffffffffffffffff'
28585
a3f3fdac8433 node: use byte literals to construct nullid and wdirid
Gregory Szorc <gregory.szorc@gmail.com>
parents: 26980
diff changeset
44 wdirid = b"\xff" * 20
32684
af854b1b36f8 revlog: add support for partial matching of wdir node id
Yuya Nishihara <yuya@tcha.org>
parents: 32291
diff changeset
45 wdirhex = hex(wdirid)
25737
1a5211f2f87f node: define experimental identifiers for working directory
Yuya Nishihara <yuya@tcha.org>
parents: 10263
diff changeset
46
43075
57875cf423c9 style: run a patched black on a subset of mercurial
Augie Fackler <augie@google.com>
parents: 39195
diff changeset
47
1089
142b5d5ec9cc Break apart hg.py
mpm@selenic.com
parents:
diff changeset
48 def short(node):
142b5d5ec9cc Break apart hg.py
mpm@selenic.com
parents:
diff changeset
49 return hex(node[:6])