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annotate mercurial/interfaces/dirstate.py @ 49961:8c7895db8955

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dirstate: add missing methods and kwargs to idirstate interface
author Anton Shestakov <av6@dwimlabs.net>
date Wed, 11 Jan 2023 16:51:37 +0400
parents b3ae17037b54
children c166b212bdee
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 import contextlib
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2
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3 from . import util as interfaceutil
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4
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5
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6 class idirstate(interfaceutil.Interface):
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7 def __init__(
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8 opener,
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9 ui,
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10 root,
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11 validate,
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12 sparsematchfn,
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13 nodeconstants,
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14 use_dirstate_v2,
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15 use_tracked_hint=False,
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16 ):
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17 """Create a new dirstate object.
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18
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19 opener is an open()-like callable that can be used to open the
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20 dirstate file; root is the root of the directory tracked by
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21 the dirstate.
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22 """
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23
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24 # TODO: all these private methods and attributes should be made
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25 # public or removed from the interface.
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26 _ignore = interfaceutil.Attribute("""Matcher for ignored files.""")
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27
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28 def _ignorefiles():
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29 """Return a list of files containing patterns to ignore."""
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30
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31 def _ignorefileandline(f):
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32 """Given a file `f`, return the ignore file and line that ignores it."""
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33
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34 _checklink = interfaceutil.Attribute("""Callable for checking symlinks.""")
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35 _checkexec = interfaceutil.Attribute("""Callable for checking exec bits.""")
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36
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37 @contextlib.contextmanager
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38 def parentchange():
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39 """Context manager for handling dirstate parents.
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40
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41 If an exception occurs in the scope of the context manager,
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42 the incoherent dirstate won't be written when wlock is
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43 released.
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44 """
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45
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46 def pendingparentchange():
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47 """Returns true if the dirstate is in the middle of a set of changes
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48 that modify the dirstate parent.
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49 """
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50
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51 def hasdir(d):
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52 pass
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53
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54 def flagfunc(buildfallback):
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55 """build a callable that returns flags associated with a filename
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56
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57 The information is extracted from three possible layers:
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58 1. the file system if it supports the information
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59 2. the "fallback" information stored in the dirstate if any
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60 3. a more expensive mechanism inferring the flags from the parents.
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61 """
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62
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63 def getcwd():
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64 """Return the path from which a canonical path is calculated.
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65
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66 This path should be used to resolve file patterns or to convert
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67 canonical paths back to file paths for display. It shouldn't be
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68 used to get real file paths. Use vfs functions instead.
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69 """
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70
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71 def pathto(f, cwd=None):
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72 pass
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73
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74 def get_entry(path):
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75 """return a DirstateItem for the associated path"""
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76
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77 def __contains__(key):
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78 """Check if bytestring `key` is known to the dirstate."""
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79
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80 def __iter__():
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81 """Iterate the dirstate's contained filenames as bytestrings."""
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82
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83 def items():
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84 """Iterate the dirstate's entries as (filename, DirstateItem.
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85
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86 As usual, filename is a bytestring.
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87 """
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88
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89 iteritems = items
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90
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91 def parents():
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92 pass
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93
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94 def p1():
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95 pass
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96
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97 def p2():
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98 pass
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99
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100 def branch():
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101 pass
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102
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103 def setparents(p1, p2=None):
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104 """Set dirstate parents to p1 and p2.
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105
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106 When moving from two parents to one, "merged" entries a
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107 adjusted to normal and previous copy records discarded and
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108 returned by the call.
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109
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110 See localrepo.setparents()
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111 """
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112
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113 def setbranch(branch):
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114 pass
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115
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116 def invalidate():
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117 """Causes the next access to reread the dirstate.
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118
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119 This is different from localrepo.invalidatedirstate() because it always
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120 rereads the dirstate. Use localrepo.invalidatedirstate() if you want to
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121 check whether the dirstate has changed before rereading it."""
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122
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123 def copy(source, dest):
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124 """Mark dest as a copy of source. Unmark dest if source is None."""
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125
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126 def copied(file):
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127 pass
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128
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129 def copies():
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130 pass
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131
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132 def normalize(path, isknown=False, ignoremissing=False):
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133 """
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134 normalize the case of a pathname when on a casefolding filesystem
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135
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136 isknown specifies whether the filename came from walking the
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137 disk, to avoid extra filesystem access.
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138
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139 If ignoremissing is True, missing path are returned
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140 unchanged. Otherwise, we try harder to normalize possibly
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141 existing path components.
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142
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143 The normalized case is determined based on the following precedence:
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144
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145 - version of name already stored in the dirstate
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146 - version of name stored on disk
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147 - version provided via command arguments
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148 """
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149
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150 def clear():
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151 pass
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152
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153 def rebuild(parent, allfiles, changedfiles=None):
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154 pass
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155
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156 def identity():
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157 """Return identity of dirstate itself to detect changing in storage
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158
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159 If identity of previous dirstate is equal to this, writing
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160 changes based on the former dirstate out can keep consistency.
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161 """
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162
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163 def write(tr):
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164 pass
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165
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166 def addparentchangecallback(category, callback):
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167 """add a callback to be called when the wd parents are changed
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168
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169 Callback will be called with the following arguments:
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170 dirstate, (oldp1, oldp2), (newp1, newp2)
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171
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172 Category is a unique identifier to allow overwriting an old callback
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173 with a newer callback.
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174 """
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175
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176 def walk(match, subrepos, unknown, ignored, full=True):
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177 """
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178 Walk recursively through the directory tree, finding all files
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179 matched by match.
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180
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181 If full is False, maybe skip some known-clean files.
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182
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183 Return a dict mapping filename to stat-like object (either
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184 mercurial.osutil.stat instance or return value of os.stat()).
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185
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186 """
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187
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188 def status(match, subrepos, ignored, clean, unknown):
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189 """Determine the status of the working copy relative to the
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190 dirstate and return a pair of (unsure, status), where status is of type
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191 scmutil.status and:
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192
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193 unsure:
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194 files that might have been modified since the dirstate was
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195 written, but need to be read to be sure (size is the same
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196 but mtime differs)
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197 status.modified:
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198 files that have definitely been modified since the dirstate
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199 was written (different size or mode)
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200 status.clean:
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201 files that have definitely not been modified since the
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202 dirstate was written
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203 """
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204
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205 def matches(match):
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206 """
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207 return files in the dirstate (in whatever state) filtered by match
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208 """
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209
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210 def savebackup(tr, backupname):
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211 '''Save current dirstate into backup file'''
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212
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213 def restorebackup(tr, backupname):
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214 '''Restore dirstate by backup file'''
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215
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216 def clearbackup(tr, backupname):
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217 '''Clear backup file'''
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218
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219 def verify(m1, m2, p1, narrow_matcher=None):
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220 """
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221 check the dirstate contents against the parent manifest and yield errors
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222 """