Mercurial > hg
annotate mercurial/match.py @ 31595:e8bd005c0af7
debugfsinfo: use util.getfstype
This changes the behavior slightly. It now always prints fstype, regardless
of whether osutil.getfstype exists.
author | Jun Wu <quark@fb.com> |
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date | Thu, 23 Mar 2017 12:03:19 -0700 |
parents | 7aac35ada1cb |
children | 6dea1701f170 |
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Generally replace "file name" with "filename" in help and comments.
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1 # match.py - filename matching |
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2 # |
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3 # Copyright 2008, 2009 Matt Mackall <mpm@selenic.com> and others |
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4 # |
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5 # This software may be used and distributed according to the terms of the |
10263 | 6 # GNU General Public License version 2 or any later version. |
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7 |
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8 from __future__ import absolute_import |
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9 |
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10 import copy |
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11 import os |
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12 import re |
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13 |
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14 from .i18n import _ |
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15 from . import ( |
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16 error, |
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17 pathutil, |
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18 util, |
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19 ) |
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21 propertycache = util.propertycache |
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22 |
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23 def _rematcher(regex): |
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24 '''compile the regexp with the best available regexp engine and return a |
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25 matcher function''' |
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26 m = util.re.compile(regex) |
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27 try: |
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28 # slightly faster, provided by facebook's re2 bindings |
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29 return m.test_match |
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30 except AttributeError: |
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31 return m.match |
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32 |
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33 def _expandsets(kindpats, ctx, listsubrepos): |
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34 '''Returns the kindpats list with the 'set' patterns expanded.''' |
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35 fset = set() |
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36 other = [] |
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37 |
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38 for kind, pat, source in kindpats: |
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39 if kind == 'set': |
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40 if not ctx: |
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41 raise error.Abort(_("fileset expression with no context")) |
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42 s = ctx.getfileset(pat) |
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43 fset.update(s) |
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44 |
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45 if listsubrepos: |
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46 for subpath in ctx.substate: |
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47 s = ctx.sub(subpath).getfileset(pat) |
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48 fset.update(subpath + '/' + f for f in s) |
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49 |
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50 continue |
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51 other.append((kind, pat, source)) |
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52 return fset, other |
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53 |
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54 def _expandsubinclude(kindpats, root): |
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55 '''Returns the list of subinclude matchers and the kindpats without the |
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56 subincludes in it.''' |
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57 relmatchers = [] |
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58 other = [] |
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59 |
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60 for kind, pat, source in kindpats: |
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61 if kind == 'subinclude': |
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62 sourceroot = pathutil.dirname(util.normpath(source)) |
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63 pat = util.pconvert(pat) |
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64 path = pathutil.join(sourceroot, pat) |
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65 |
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66 newroot = pathutil.dirname(path) |
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67 relmatcher = match(newroot, '', [], ['include:%s' % path]) |
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68 |
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69 prefix = pathutil.canonpath(root, root, newroot) |
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70 if prefix: |
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71 prefix += '/' |
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72 relmatchers.append((prefix, relmatcher)) |
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73 else: |
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74 other.append((kind, pat, source)) |
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75 |
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76 return relmatchers, other |
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77 |
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78 def _kindpatsalwaysmatch(kindpats): |
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79 """"Checks whether the kindspats match everything, as e.g. |
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80 'relpath:.' does. |
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81 """ |
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82 for kind, pat, source in kindpats: |
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83 if pat != '' or kind not in ['relpath', 'glob']: |
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84 return False |
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85 return True |
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86 |
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87 class match(object): |
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88 def __init__(self, root, cwd, patterns, include=None, exclude=None, |
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89 default='glob', exact=False, auditor=None, ctx=None, |
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90 listsubrepos=False, warn=None, badfn=None): |
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91 """build an object to match a set of file patterns |
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92 |
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93 arguments: |
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94 root - the canonical root of the tree you're matching against |
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95 cwd - the current working directory, if relevant |
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96 patterns - patterns to find |
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97 include - patterns to include (unless they are excluded) |
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98 exclude - patterns to exclude (even if they are included) |
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99 default - if a pattern in patterns has no explicit type, assume this one |
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100 exact - patterns are actually filenames (include/exclude still apply) |
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101 warn - optional function used for printing warnings |
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102 badfn - optional bad() callback for this matcher instead of the default |
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103 |
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104 a pattern is one of: |
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105 'glob:<glob>' - a glob relative to cwd |
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106 're:<regexp>' - a regular expression |
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107 'path:<path>' - a path relative to repository root, which is matched |
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108 recursively |
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109 'rootfilesin:<path>' - a path relative to repository root, which is |
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110 matched non-recursively (will not match subdirectories) |
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111 'relglob:<glob>' - an unrooted glob (*.c matches C files in all dirs) |
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112 'relpath:<path>' - a path relative to cwd |
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113 'relre:<regexp>' - a regexp that needn't match the start of a name |
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114 'set:<fileset>' - a fileset expression |
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115 'include:<path>' - a file of patterns to read and include |
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116 'subinclude:<path>' - a file of patterns to match against files under |
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117 the same directory |
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118 '<something>' - a pattern of the specified default type |
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119 """ |
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120 if include is None: |
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121 include = [] |
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122 if exclude is None: |
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123 exclude = [] |
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124 |
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125 self._root = root |
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126 self._cwd = cwd |
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127 self._files = [] # exact files and roots of patterns |
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128 self._anypats = bool(include or exclude) |
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129 self._always = False |
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130 self._pathrestricted = bool(include or exclude or patterns) |
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131 self._warn = warn |
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132 |
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133 # roots are directories which are recursively included/excluded. |
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134 self._includeroots = set() |
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135 self._excluderoots = set() |
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136 # dirs are directories which are non-recursively included. |
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137 self._includedirs = set(['.']) |
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138 |
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139 if badfn is not None: |
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140 self.bad = badfn |
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141 |
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142 matchfns = [] |
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143 if include: |
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144 kindpats = self._normalize(include, 'glob', root, cwd, auditor) |
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145 self.includepat, im = _buildmatch(ctx, kindpats, '(?:/|$)', |
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146 listsubrepos, root) |
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147 roots, dirs = _rootsanddirs(kindpats) |
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148 self._includeroots.update(roots) |
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149 self._includedirs.update(dirs) |
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150 matchfns.append(im) |
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151 if exclude: |
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152 kindpats = self._normalize(exclude, 'glob', root, cwd, auditor) |
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153 self.excludepat, em = _buildmatch(ctx, kindpats, '(?:/|$)', |
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154 listsubrepos, root) |
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155 if not _anypats(kindpats): |
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156 # Only consider recursive excludes as such - if a non-recursive |
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157 # exclude is used, we must still recurse into the excluded |
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158 # directory, at least to find subdirectories. In such a case, |
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159 # the regex still won't match the non-recursively-excluded |
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160 # files. |
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161 self._excluderoots.update(_roots(kindpats)) |
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162 matchfns.append(lambda f: not em(f)) |
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163 if exact: |
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164 if isinstance(patterns, list): |
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165 self._files = patterns |
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166 else: |
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167 self._files = list(patterns) |
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168 matchfns.append(self.exact) |
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169 elif patterns: |
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170 kindpats = self._normalize(patterns, default, root, cwd, auditor) |
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171 if not _kindpatsalwaysmatch(kindpats): |
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172 self._files = _explicitfiles(kindpats) |
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173 self._anypats = self._anypats or _anypats(kindpats) |
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174 self.patternspat, pm = _buildmatch(ctx, kindpats, '$', |
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175 listsubrepos, root) |
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176 matchfns.append(pm) |
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177 |
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178 if not matchfns: |
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179 m = util.always |
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180 self._always = True |
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181 elif len(matchfns) == 1: |
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182 m = matchfns[0] |
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183 else: |
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184 def m(f): |
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185 for matchfn in matchfns: |
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186 if not matchfn(f): |
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187 return False |
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188 return True |
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189 |
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190 self.matchfn = m |
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191 self._fileroots = set(self._files) |
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192 |
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193 def __call__(self, fn): |
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194 return self.matchfn(fn) |
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195 def __iter__(self): |
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196 for f in self._files: |
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197 yield f |
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198 |
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199 # Callbacks related to how the matcher is used by dirstate.walk. |
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200 # Subscribers to these events must monkeypatch the matcher object. |
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201 def bad(self, f, msg): |
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202 '''Callback from dirstate.walk for each explicit file that can't be |
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203 found/accessed, with an error message.''' |
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204 pass |
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205 |
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206 # If an explicitdir is set, it will be called when an explicitly listed |
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207 # directory is visited. |
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208 explicitdir = None |
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209 |
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210 # If an traversedir is set, it will be called when a directory discovered |
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211 # by recursive traversal is visited. |
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212 traversedir = None |
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213 |
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214 def abs(self, f): |
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215 '''Convert a repo path back to path that is relative to the root of the |
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216 matcher.''' |
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217 return f |
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218 |
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219 def rel(self, f): |
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220 '''Convert repo path back to path that is relative to cwd of matcher.''' |
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221 return util.pathto(self._root, self._cwd, f) |
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222 |
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223 def uipath(self, f): |
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224 '''Convert repo path to a display path. If patterns or -I/-X were used |
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225 to create this matcher, the display path will be relative to cwd. |
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226 Otherwise it is relative to the root of the repo.''' |
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227 return (self._pathrestricted and self.rel(f)) or self.abs(f) |
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228 |
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229 def files(self): |
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230 '''Explicitly listed files or patterns or roots: |
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231 if no patterns or .always(): empty list, |
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232 if exact: list exact files, |
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233 if not .anypats(): list all files and dirs, |
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234 else: optimal roots''' |
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235 return self._files |
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236 |
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237 @propertycache |
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238 def _dirs(self): |
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239 return set(util.dirs(self._fileroots)) | set(['.']) |
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240 |
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241 def visitdir(self, dir): |
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242 '''Decides whether a directory should be visited based on whether it |
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243 has potential matches in it or one of its subdirectories. This is |
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244 based on the match's primary, included, and excluded patterns. |
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245 |
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246 Returns the string 'all' if the given directory and all subdirectories |
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247 should be visited. Otherwise returns True or False indicating whether |
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248 the given directory should be visited. |
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249 |
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250 This function's behavior is undefined if it has returned False for |
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251 one of the dir's parent directories. |
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252 ''' |
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253 if self.prefix() and dir in self._fileroots: |
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254 return 'all' |
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255 if dir in self._excluderoots: |
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256 return False |
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257 if ((self._includeroots or self._includedirs != set(['.'])) and |
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258 '.' not in self._includeroots and |
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259 dir not in self._includeroots and |
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260 dir not in self._includedirs and |
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261 not any(parent in self._includeroots |
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262 for parent in util.finddirs(dir))): |
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263 return False |
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264 return (not self._fileroots or |
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265 '.' in self._fileroots or |
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266 dir in self._fileroots or |
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267 dir in self._dirs or |
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268 any(parentdir in self._fileroots |
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269 for parentdir in util.finddirs(dir))) |
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270 |
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271 def exact(self, f): |
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272 '''Returns True if f is in .files().''' |
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273 return f in self._fileroots |
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274 |
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275 def anypats(self): |
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276 '''Matcher uses patterns or include/exclude.''' |
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277 return self._anypats |
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278 |
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279 def always(self): |
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280 '''Matcher will match everything and .files() will be empty |
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281 - optimization might be possible and necessary.''' |
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282 return self._always |
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284 def ispartial(self): |
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285 '''True if the matcher won't always match. |
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286 |
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287 Although it's just the inverse of _always in this implementation, |
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288 an extension such as narrowhg might make it return something |
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289 slightly different.''' |
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290 return not self._always |
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291 |
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292 def isexact(self): |
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293 return self.matchfn == self.exact |
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294 |
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295 def prefix(self): |
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296 return not self.always() and not self.isexact() and not self.anypats() |
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297 |
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298 def _normalize(self, patterns, default, root, cwd, auditor): |
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299 '''Convert 'kind:pat' from the patterns list to tuples with kind and |
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300 normalized and rooted patterns and with listfiles expanded.''' |
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301 kindpats = [] |
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302 for kind, pat in [_patsplit(p, default) for p in patterns]: |
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303 if kind in ('glob', 'relpath'): |
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304 pat = pathutil.canonpath(root, cwd, pat, auditor) |
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305 elif kind in ('relglob', 'path', 'rootfilesin'): |
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306 pat = util.normpath(pat) |
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307 elif kind in ('listfile', 'listfile0'): |
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308 try: |
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309 files = util.readfile(pat) |
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310 if kind == 'listfile0': |
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311 files = files.split('\0') |
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312 else: |
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313 files = files.splitlines() |
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314 files = [f for f in files if f] |
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315 except EnvironmentError: |
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316 raise error.Abort(_("unable to read file list (%s)") % pat) |
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317 for k, p, source in self._normalize(files, default, root, cwd, |
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318 auditor): |
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319 kindpats.append((k, p, pat)) |
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320 continue |
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321 elif kind == 'include': |
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322 try: |
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323 fullpath = os.path.join(root, util.localpath(pat)) |
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324 includepats = readpatternfile(fullpath, self._warn) |
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325 for k, p, source in self._normalize(includepats, default, |
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326 root, cwd, auditor): |
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327 kindpats.append((k, p, source or pat)) |
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328 except error.Abort as inst: |
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329 raise error.Abort('%s: %s' % (pat, inst[0])) |
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330 except IOError as inst: |
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331 if self._warn: |
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332 self._warn(_("skipping unreadable pattern file " |
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333 "'%s': %s\n") % (pat, inst.strerror)) |
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334 continue |
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335 # else: re or relre - which cannot be normalized |
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336 kindpats.append((kind, pat, '')) |
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337 return kindpats |
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338 |
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339 def exact(root, cwd, files, badfn=None): |
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340 return match(root, cwd, files, exact=True, badfn=badfn) |
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341 |
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342 def always(root, cwd): |
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343 return match(root, cwd, []) |
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344 |
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345 def badmatch(match, badfn): |
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346 """Make a copy of the given matcher, replacing its bad method with the given |
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347 one. |
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348 """ |
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349 m = copy.copy(match) |
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350 m.bad = badfn |
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351 return m |
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352 |
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353 class subdirmatcher(match): |
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354 """Adapt a matcher to work on a subdirectory only. |
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355 |
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356 The paths are remapped to remove/insert the path as needed: |
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357 |
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358 >>> m1 = match('root', '', ['a.txt', 'sub/b.txt']) |
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359 >>> m2 = subdirmatcher('sub', m1) |
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360 >>> bool(m2('a.txt')) |
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361 False |
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362 >>> bool(m2('b.txt')) |
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363 True |
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364 >>> bool(m2.matchfn('a.txt')) |
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365 False |
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366 >>> bool(m2.matchfn('b.txt')) |
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367 True |
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368 >>> m2.files() |
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369 ['b.txt'] |
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370 >>> m2.exact('b.txt') |
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371 True |
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372 >>> util.pconvert(m2.rel('b.txt')) |
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373 'sub/b.txt' |
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374 >>> def bad(f, msg): |
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375 ... print "%s: %s" % (f, msg) |
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376 >>> m1.bad = bad |
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377 >>> m2.bad('x.txt', 'No such file') |
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378 sub/x.txt: No such file |
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379 >>> m2.abs('c.txt') |
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380 'sub/c.txt' |
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381 """ |
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382 |
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383 def __init__(self, path, matcher): |
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384 self._root = matcher._root |
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385 self._cwd = matcher._cwd |
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386 self._path = path |
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387 self._matcher = matcher |
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388 self._always = matcher._always |
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389 self._pathrestricted = matcher._pathrestricted |
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390 |
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391 self._files = [f[len(path) + 1:] for f in matcher._files |
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392 if f.startswith(path + "/")] |
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393 |
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394 # If the parent repo had a path to this subrepo and no patterns are |
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395 # specified, this submatcher always matches. |
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396 if not self._always and not matcher._anypats: |
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398 |
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399 self._anypats = matcher._anypats |
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400 # Some information is lost in the superclass's constructor, so we |
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401 # can not accurately create the matching function for the subdirectory |
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402 # from the inputs. Instead, we override matchfn() and visitdir() to |
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403 # call the original matcher with the subdirectory path prepended. |
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404 self.matchfn = lambda fn: matcher.matchfn(self._path + "/" + fn) |
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405 def visitdir(dir): |
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406 if dir == '.': |
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407 return matcher.visitdir(self._path) |
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408 return matcher.visitdir(self._path + "/" + dir) |
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409 self.visitdir = visitdir |
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410 self._fileroots = set(self._files) |
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411 |
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412 def abs(self, f): |
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413 return self._matcher.abs(self._path + "/" + f) |
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414 |
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415 def bad(self, f, msg): |
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416 self._matcher.bad(self._path + "/" + f, msg) |
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417 |
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418 def rel(self, f): |
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419 return self._matcher.rel(self._path + "/" + f) |
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420 |
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421 class icasefsmatcher(match): |
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422 """A matcher for wdir on case insensitive filesystems, which normalizes the |
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423 given patterns to the case in the filesystem. |
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424 """ |
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425 |
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426 def __init__(self, root, cwd, patterns, include, exclude, default, auditor, |
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427 ctx, listsubrepos=False, badfn=None): |
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428 init = super(icasefsmatcher, self).__init__ |
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429 self._dirstate = ctx.repo().dirstate |
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430 self._dsnormalize = self._dirstate.normalize |
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431 |
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432 init(root, cwd, patterns, include, exclude, default, auditor=auditor, |
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433 ctx=ctx, listsubrepos=listsubrepos, badfn=badfn) |
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434 |
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435 # m.exact(file) must be based off of the actual user input, otherwise |
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436 # inexact case matches are treated as exact, and not noted without -v. |
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437 if self._files: |
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438 roots, dirs = _rootsanddirs(self._kp) |
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439 self._fileroots = set(roots) |
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440 self._fileroots.update(dirs) |
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441 |
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442 def _normalize(self, patterns, default, root, cwd, auditor): |
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443 self._kp = super(icasefsmatcher, self)._normalize(patterns, default, |
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444 root, cwd, auditor) |
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445 kindpats = [] |
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446 for kind, pats, source in self._kp: |
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447 if kind not in ('re', 'relre'): # regex can't be normalized |
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448 p = pats |
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449 pats = self._dsnormalize(pats) |
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450 |
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451 # Preserve the original to handle a case only rename. |
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452 if p != pats and p in self._dirstate: |
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453 kindpats.append((kind, p, source)) |
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454 |
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455 kindpats.append((kind, pats, source)) |
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456 return kindpats |
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match: add a subclass for dirstate normalizing of the matched patterns
Matt Harbison <matt_harbison@yahoo.com>
parents:
24789
diff
changeset
|
457 |
21111
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
458 def patkind(pattern, default=None): |
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
459 '''If pattern is 'kind:pat' with a known kind, return kind.''' |
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
460 return _patsplit(pattern, default)[0] |
8570
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
461 |
21111
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
462 def _patsplit(pattern, default): |
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
463 """Split a string into the optional pattern kind prefix and the actual |
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
464 pattern.""" |
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
465 if ':' in pattern: |
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
466 kind, pat = pattern.split(':', 1) |
13218
1f4721de2ca9
match: support reading pattern lists from files
Steve Borho <steve@borho.org>
parents:
12268
diff
changeset
|
467 if kind in ('re', 'glob', 'path', 'relglob', 'relpath', 'relre', |
31012
88358446da16
match: adding support for matching files inside a directory
Rodrigo Damazio Bovendorp <rdamazio@google.com>
parents:
30399
diff
changeset
|
468 'listfile', 'listfile0', 'set', 'include', 'subinclude', |
88358446da16
match: adding support for matching files inside a directory
Rodrigo Damazio Bovendorp <rdamazio@google.com>
parents:
30399
diff
changeset
|
469 'rootfilesin'): |
21111
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
470 return kind, pat |
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
471 return default, pattern |
8570
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
472 |
8582
a4c199e12b5a
match: remove head and tail args from _globre
Matt Mackall <mpm@selenic.com>
parents:
8581
diff
changeset
|
473 def _globre(pat): |
21112
03782d2fc776
match: _globre doctests
Mads Kiilerich <madski@unity3d.com>
parents:
21111
diff
changeset
|
474 r'''Convert an extended glob string to a regexp string. |
03782d2fc776
match: _globre doctests
Mads Kiilerich <madski@unity3d.com>
parents:
21111
diff
changeset
|
475 |
03782d2fc776
match: _globre doctests
Mads Kiilerich <madski@unity3d.com>
parents:
21111
diff
changeset
|
476 >>> print _globre(r'?') |
03782d2fc776
match: _globre doctests
Mads Kiilerich <madski@unity3d.com>
parents:
21111
diff
changeset
|
477 . |
03782d2fc776
match: _globre doctests
Mads Kiilerich <madski@unity3d.com>
parents:
21111
diff
changeset
|
478 >>> print _globre(r'*') |
03782d2fc776
match: _globre doctests
Mads Kiilerich <madski@unity3d.com>
parents:
21111
diff
changeset
|
479 [^/]* |
03782d2fc776
match: _globre doctests
Mads Kiilerich <madski@unity3d.com>
parents:
21111
diff
changeset
|
480 >>> print _globre(r'**') |
03782d2fc776
match: _globre doctests
Mads Kiilerich <madski@unity3d.com>
parents:
21111
diff
changeset
|
481 .* |
21815
a4b67bf1f0a5
match: make glob '**/' match the empty string
Siddharth Agarwal <sid0@fb.com>
parents:
21191
diff
changeset
|
482 >>> print _globre(r'**/a') |
a4b67bf1f0a5
match: make glob '**/' match the empty string
Siddharth Agarwal <sid0@fb.com>
parents:
21191
diff
changeset
|
483 (?:.*/)?a |
a4b67bf1f0a5
match: make glob '**/' match the empty string
Siddharth Agarwal <sid0@fb.com>
parents:
21191
diff
changeset
|
484 >>> print _globre(r'a/**/b') |
a4b67bf1f0a5
match: make glob '**/' match the empty string
Siddharth Agarwal <sid0@fb.com>
parents:
21191
diff
changeset
|
485 a\/(?:.*/)?b |
21112
03782d2fc776
match: _globre doctests
Mads Kiilerich <madski@unity3d.com>
parents:
21111
diff
changeset
|
486 >>> print _globre(r'[a*?!^][^b][!c]') |
03782d2fc776
match: _globre doctests
Mads Kiilerich <madski@unity3d.com>
parents:
21111
diff
changeset
|
487 [a*?!^][\^b][^c] |
03782d2fc776
match: _globre doctests
Mads Kiilerich <madski@unity3d.com>
parents:
21111
diff
changeset
|
488 >>> print _globre(r'{a,b}') |
03782d2fc776
match: _globre doctests
Mads Kiilerich <madski@unity3d.com>
parents:
21111
diff
changeset
|
489 (?:a|b) |
03782d2fc776
match: _globre doctests
Mads Kiilerich <madski@unity3d.com>
parents:
21111
diff
changeset
|
490 >>> print _globre(r'.\*\?') |
03782d2fc776
match: _globre doctests
Mads Kiilerich <madski@unity3d.com>
parents:
21111
diff
changeset
|
491 \.\*\? |
03782d2fc776
match: _globre doctests
Mads Kiilerich <madski@unity3d.com>
parents:
21111
diff
changeset
|
492 ''' |
8570
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
493 i, n = 0, len(pat) |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
494 res = '' |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
495 group = 0 |
21915
d516b6de3821
match: use util.re.escape instead of re.escape
Siddharth Agarwal <sid0@fb.com>
parents:
21909
diff
changeset
|
496 escape = util.re.escape |
10282
08a0f04b56bd
many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents:
10263
diff
changeset
|
497 def peek(): |
31421
5c9cda37d7f6
match: slice over bytes to get the byteschr instead of ascii value
Pulkit Goyal <7895pulkit@gmail.com>
parents:
31420
diff
changeset
|
498 return i < n and pat[i:i + 1] |
8570
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
499 while i < n: |
31421
5c9cda37d7f6
match: slice over bytes to get the byteschr instead of ascii value
Pulkit Goyal <7895pulkit@gmail.com>
parents:
31420
diff
changeset
|
500 c = pat[i:i + 1] |
10282
08a0f04b56bd
many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents:
10263
diff
changeset
|
501 i += 1 |
8583
19d1b2aec562
match: optimize escaping in _globre
Matt Mackall <mpm@selenic.com>
parents:
8582
diff
changeset
|
502 if c not in '*?[{},\\': |
19d1b2aec562
match: optimize escaping in _globre
Matt Mackall <mpm@selenic.com>
parents:
8582
diff
changeset
|
503 res += escape(c) |
19d1b2aec562
match: optimize escaping in _globre
Matt Mackall <mpm@selenic.com>
parents:
8582
diff
changeset
|
504 elif c == '*': |
8570
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
505 if peek() == '*': |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
506 i += 1 |
21815
a4b67bf1f0a5
match: make glob '**/' match the empty string
Siddharth Agarwal <sid0@fb.com>
parents:
21191
diff
changeset
|
507 if peek() == '/': |
a4b67bf1f0a5
match: make glob '**/' match the empty string
Siddharth Agarwal <sid0@fb.com>
parents:
21191
diff
changeset
|
508 i += 1 |
a4b67bf1f0a5
match: make glob '**/' match the empty string
Siddharth Agarwal <sid0@fb.com>
parents:
21191
diff
changeset
|
509 res += '(?:.*/)?' |
a4b67bf1f0a5
match: make glob '**/' match the empty string
Siddharth Agarwal <sid0@fb.com>
parents:
21191
diff
changeset
|
510 else: |
a4b67bf1f0a5
match: make glob '**/' match the empty string
Siddharth Agarwal <sid0@fb.com>
parents:
21191
diff
changeset
|
511 res += '.*' |
8570
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
512 else: |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
513 res += '[^/]*' |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
514 elif c == '?': |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
515 res += '.' |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
516 elif c == '[': |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
517 j = i |
31421
5c9cda37d7f6
match: slice over bytes to get the byteschr instead of ascii value
Pulkit Goyal <7895pulkit@gmail.com>
parents:
31420
diff
changeset
|
518 if j < n and pat[j:j + 1] in '!]': |
8570
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
519 j += 1 |
31421
5c9cda37d7f6
match: slice over bytes to get the byteschr instead of ascii value
Pulkit Goyal <7895pulkit@gmail.com>
parents:
31420
diff
changeset
|
520 while j < n and pat[j:j + 1] != ']': |
8570
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
521 j += 1 |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
522 if j >= n: |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
523 res += '\\[' |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
524 else: |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
525 stuff = pat[i:j].replace('\\','\\\\') |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
526 i = j + 1 |
31421
5c9cda37d7f6
match: slice over bytes to get the byteschr instead of ascii value
Pulkit Goyal <7895pulkit@gmail.com>
parents:
31420
diff
changeset
|
527 if stuff[0:1] == '!': |
8570
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
528 stuff = '^' + stuff[1:] |
31421
5c9cda37d7f6
match: slice over bytes to get the byteschr instead of ascii value
Pulkit Goyal <7895pulkit@gmail.com>
parents:
31420
diff
changeset
|
529 elif stuff[0:1] == '^': |
8570
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
530 stuff = '\\' + stuff |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
531 res = '%s[%s]' % (res, stuff) |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
532 elif c == '{': |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
533 group += 1 |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
534 res += '(?:' |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
535 elif c == '}' and group: |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
536 res += ')' |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
537 group -= 1 |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
538 elif c == ',' and group: |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
539 res += '|' |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
540 elif c == '\\': |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
541 p = peek() |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
542 if p: |
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
543 i += 1 |
8583
19d1b2aec562
match: optimize escaping in _globre
Matt Mackall <mpm@selenic.com>
parents:
8582
diff
changeset
|
544 res += escape(p) |
8570
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
545 else: |
8583
19d1b2aec562
match: optimize escaping in _globre
Matt Mackall <mpm@selenic.com>
parents:
8582
diff
changeset
|
546 res += escape(c) |
8570
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
547 else: |
8583
19d1b2aec562
match: optimize escaping in _globre
Matt Mackall <mpm@selenic.com>
parents:
8582
diff
changeset
|
548 res += escape(c) |
8582
a4c199e12b5a
match: remove head and tail args from _globre
Matt Mackall <mpm@selenic.com>
parents:
8581
diff
changeset
|
549 return res |
8570
7fe2012b3bd0
match: move util match functions over
Matt Mackall <mpm@selenic.com>
parents:
8568
diff
changeset
|
550 |
21111
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
551 def _regex(kind, pat, globsuffix): |
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
552 '''Convert a (normalized) pattern of any kind into a regular expression. |
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
553 globsuffix is appended to the regexp of globs.''' |
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
554 if not pat: |
8574
63a7ed2128d5
match: unnest functions in _matcher
Matt Mackall <mpm@selenic.com>
parents:
8573
diff
changeset
|
555 return '' |
63a7ed2128d5
match: unnest functions in _matcher
Matt Mackall <mpm@selenic.com>
parents:
8573
diff
changeset
|
556 if kind == 're': |
21111
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
557 return pat |
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
558 if kind == 'path': |
25636
bfe9ed85f27c
match: let 'path:.' and 'path:' match everything (issue4687)
Matt Harbison <matt_harbison@yahoo.com>
parents:
25194
diff
changeset
|
559 if pat == '.': |
bfe9ed85f27c
match: let 'path:.' and 'path:' match everything (issue4687)
Matt Harbison <matt_harbison@yahoo.com>
parents:
25194
diff
changeset
|
560 return '' |
21915
d516b6de3821
match: use util.re.escape instead of re.escape
Siddharth Agarwal <sid0@fb.com>
parents:
21909
diff
changeset
|
561 return '^' + util.re.escape(pat) + '(?:/|$)' |
31012
88358446da16
match: adding support for matching files inside a directory
Rodrigo Damazio Bovendorp <rdamazio@google.com>
parents:
30399
diff
changeset
|
562 if kind == 'rootfilesin': |
88358446da16
match: adding support for matching files inside a directory
Rodrigo Damazio Bovendorp <rdamazio@google.com>
parents:
30399
diff
changeset
|
563 if pat == '.': |
88358446da16
match: adding support for matching files inside a directory
Rodrigo Damazio Bovendorp <rdamazio@google.com>
parents:
30399
diff
changeset
|
564 escaped = '' |
88358446da16
match: adding support for matching files inside a directory
Rodrigo Damazio Bovendorp <rdamazio@google.com>
parents:
30399
diff
changeset
|
565 else: |
88358446da16
match: adding support for matching files inside a directory
Rodrigo Damazio Bovendorp <rdamazio@google.com>
parents:
30399
diff
changeset
|
566 # Pattern is a directory name. |
88358446da16
match: adding support for matching files inside a directory
Rodrigo Damazio Bovendorp <rdamazio@google.com>
parents:
30399
diff
changeset
|
567 escaped = util.re.escape(pat) + '/' |
88358446da16
match: adding support for matching files inside a directory
Rodrigo Damazio Bovendorp <rdamazio@google.com>
parents:
30399
diff
changeset
|
568 # Anything after the pattern must be a non-directory. |
88358446da16
match: adding support for matching files inside a directory
Rodrigo Damazio Bovendorp <rdamazio@google.com>
parents:
30399
diff
changeset
|
569 return '^' + escaped + '[^/]+$' |
21111
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
570 if kind == 'relglob': |
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
571 return '(?:|.*/)' + _globre(pat) + globsuffix |
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
572 if kind == 'relpath': |
21915
d516b6de3821
match: use util.re.escape instead of re.escape
Siddharth Agarwal <sid0@fb.com>
parents:
21909
diff
changeset
|
573 return util.re.escape(pat) + '(?:/|$)' |
21111
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
574 if kind == 'relre': |
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
575 if pat.startswith('^'): |
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
576 return pat |
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
changeset
|
577 return '.*' + pat |
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578 return _globre(pat) + globsuffix |
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579 |
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diff
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580 def _buildmatch(ctx, kindpats, globsuffix, listsubrepos, root): |
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581 '''Return regexp string and a matcher function for kindpats. |
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582 globsuffix is appended to the regexp of globs.''' |
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583 matchfuncs = [] |
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584 |
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diff
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585 subincludes, kindpats = _expandsubinclude(kindpats, root) |
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586 if subincludes: |
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587 def matchsubinclude(f): |
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588 for prefix, mf in subincludes: |
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589 if f.startswith(prefix) and mf(f[len(prefix):]): |
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590 return True |
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591 return False |
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592 matchfuncs.append(matchsubinclude) |
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parents:
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|
593 |
25122
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match: resolve filesets in subrepos for commands given the '-S' argument
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25114
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594 fset, kindpats = _expandsets(kindpats, ctx, listsubrepos) |
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595 if fset: |
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596 matchfuncs.append(fset.__contains__) |
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|
597 |
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598 regex = '' |
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599 if kindpats: |
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600 regex, mf = _buildregexmatch(kindpats, globsuffix) |
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601 matchfuncs.append(mf) |
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602 |
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603 if len(matchfuncs) == 1: |
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604 return regex, matchfuncs[0] |
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605 else: |
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606 return regex, lambda f: any(mf(f) for mf in matchfuncs) |
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|
607 |
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608 def _buildregexmatch(kindpats, globsuffix): |
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609 """Build a match function from a list of kinds and kindpats, |
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610 return regexp string and a matcher function.""" |
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611 try: |
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612 regex = '(?:%s)' % '|'.join([_regex(k, p, globsuffix) |
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613 for (k, p, s) in kindpats]) |
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614 if len(regex) > 20000: |
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|
615 raise OverflowError |
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616 return regex, _rematcher(regex) |
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617 except OverflowError: |
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618 # We're using a Python with a tiny regex engine and we |
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619 # made it explode, so we'll divide the pattern list in two |
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620 # until it works |
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621 l = len(kindpats) |
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622 if l < 2: |
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|
623 raise |
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624 regexa, a = _buildregexmatch(kindpats[:l//2], globsuffix) |
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625 regexb, b = _buildregexmatch(kindpats[l//2:], globsuffix) |
21191
a2f4ea82d6d3
match: fix NameError 'pat' on overflow of regex pattern length
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parents:
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|
626 return regex, lambda s: a(s) or b(s) |
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|
627 except re.error: |
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|
628 for k, p, s in kindpats: |
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|
629 try: |
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630 _rematcher('(?:%s)' % _regex(k, p, globsuffix)) |
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|
631 except re.error: |
25213
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|
632 if s: |
26587
56b2bcea2529
error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
26014
diff
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|
633 raise error.Abort(_("%s: invalid pattern (%s): %s") % |
25213
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|
634 (s, k, p)) |
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|
635 else: |
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parents:
26014
diff
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|
636 raise error.Abort(_("invalid pattern (%s): %s") % (k, p)) |
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|
637 raise error.Abort(_("invalid pattern")) |
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|
638 |
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|
639 def _patternrootsanddirs(kindpats): |
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|
640 '''Returns roots and directories corresponding to each pattern. |
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|
641 |
31013
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|
642 This calculates the roots and directories exactly matching the patterns and |
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|
643 returns a tuple of (roots, dirs) for each. It does not return other |
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|
644 directories which may also need to be considered, like the parent |
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|
645 directories. |
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|
646 ''' |
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diff
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|
647 r = [] |
31013
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|
648 d = [] |
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|
649 for kind, pat, source in kindpats: |
8584
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match: fold _globprefix into _roots
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diff
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|
650 if kind == 'glob': # find the non-glob prefix |
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|
651 root = [] |
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652 for p in pat.split('/'): |
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diff
changeset
|
653 if '[' in p or '{' in p or '*' in p or '?' in p: |
0f06e72abfdc
match: fold _globprefix into _roots
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|
654 break |
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|
655 root.append(p) |
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changeset
|
656 r.append('/'.join(root) or '.') |
31013
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|
657 elif kind in ('relpath', 'path'): |
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|
658 r.append(pat or '.') |
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|
659 elif kind in ('rootfilesin',): |
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|
660 d.append(pat or '.') |
19107
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match: fix root calculation for combining regexps with simple paths
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diff
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|
661 else: # relglob, re, relre |
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|
662 r.append('.') |
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|
663 return r, d |
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664 |
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665 def _roots(kindpats): |
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666 '''Returns root directories to match recursively from the given patterns.''' |
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|
667 roots, dirs = _patternrootsanddirs(kindpats) |
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|
668 return roots |
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|
669 |
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|
670 def _rootsanddirs(kindpats): |
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|
671 '''Returns roots and exact directories from patterns. |
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|
672 |
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|
673 roots are directories to match recursively, whereas exact directories should |
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|
674 be matched non-recursively. The returned (roots, dirs) tuple will also |
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|
675 include directories that need to be implicitly considered as either, such as |
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|
676 parent directories. |
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|
677 |
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|
678 >>> _rootsanddirs(\ |
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679 [('glob', 'g/h/*', ''), ('glob', 'g/h', ''), ('glob', 'g*', '')]) |
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|
680 (['g/h', 'g/h', '.'], ['g']) |
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681 >>> _rootsanddirs(\ |
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682 [('rootfilesin', 'g/h', ''), ('rootfilesin', '', '')]) |
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|
683 ([], ['g/h', '.', 'g']) |
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684 >>> _rootsanddirs(\ |
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685 [('relpath', 'r', ''), ('path', 'p/p', ''), ('path', '', '')]) |
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|
686 (['r', 'p/p', '.'], ['p']) |
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687 >>> _rootsanddirs(\ |
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688 [('relglob', 'rg*', ''), ('re', 're/', ''), ('relre', 'rr', '')]) |
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|
689 (['.', '.', '.'], []) |
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diff
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|
690 ''' |
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691 r, d = _patternrootsanddirs(kindpats) |
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|
692 |
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diff
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|
693 # Append the parents as non-recursive/exact directories, since they must be |
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694 # scanned to get to either the roots or the other exact directories. |
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diff
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695 d.extend(util.dirs(d)) |
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|
696 d.extend(util.dirs(r)) |
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parents:
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|
697 |
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|
698 return r, d |
8576
ec4ed21db4b2
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Matt Mackall <mpm@selenic.com>
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|
699 |
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|
700 def _explicitfiles(kindpats): |
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parents:
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701 '''Returns the potential explicit filenames from the patterns. |
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parents:
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diff
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|
702 |
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parents:
30399
diff
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|
703 >>> _explicitfiles([('path', 'foo/bar', '')]) |
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704 ['foo/bar'] |
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diff
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705 >>> _explicitfiles([('rootfilesin', 'foo/bar', '')]) |
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diff
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|
706 [] |
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parents:
30399
diff
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|
707 ''' |
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parents:
30399
diff
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|
708 # Keep only the pattern kinds where one can specify filenames (vs only |
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|
709 # directory names). |
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|
710 filable = [kp for kp in kindpats if kp[0] not in ('rootfilesin',)] |
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|
711 return _roots(filable) |
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Rodrigo Damazio Bovendorp <rdamazio@google.com>
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30399
diff
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|
712 |
21111
9d28fd795215
match: improve documentation - docstrings and more descriptive variable naming
Mads Kiilerich <madski@unity3d.com>
parents:
21079
diff
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|
713 def _anypats(kindpats): |
25213
08a8e9da0ae7
match: add source to kindpats list
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parents:
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|
714 for kind, pat, source in kindpats: |
31012
88358446da16
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diff
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|
715 if kind in ('glob', 're', 'relglob', 'relre', 'set', 'rootfilesin'): |
8576
ec4ed21db4b2
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Matt Mackall <mpm@selenic.com>
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|
716 return True |
25167
6f7048cc2419
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|
717 |
6f7048cc2419
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|
718 _commentre = None |
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|
719 |
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Laurent Charignon <lcharignon@fb.com>
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|
720 def readpatternfile(filepath, warn, sourceinfo=False): |
25167
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|
721 '''parse a pattern file, returning a list of |
6f7048cc2419
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Durham Goode <durham@fb.com>
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|
722 patterns. These patterns should be given to compile() |
25216
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ignore: use 'include:' rules instead of custom syntax
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diff
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|
723 to be validated and converted into a match function. |
dc562165044a
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|
724 |
dc562165044a
ignore: use 'include:' rules instead of custom syntax
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|
725 trailing white space is dropped. |
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|
726 the escape character is backslash. |
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|
727 comments start with #. |
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|
728 empty lines are skipped. |
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diff
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|
729 |
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|
730 lines can be of the following formats: |
dc562165044a
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|
731 |
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|
732 syntax: regexp # defaults following lines to non-rooted regexps |
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|
733 syntax: glob # defaults following lines to non-rooted globs |
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|
734 re:pattern # non-rooted regular expression |
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|
735 glob:pattern # non-rooted glob |
27595
9e2d01707e71
match: add option to return line and lineno from readpattern
Laurent Charignon <lcharignon@fb.com>
parents:
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diff
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|
736 pattern # pattern of the current default type |
9e2d01707e71
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Laurent Charignon <lcharignon@fb.com>
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27343
diff
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|
737 |
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Laurent Charignon <lcharignon@fb.com>
parents:
27343
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|
738 if sourceinfo is set, returns a list of tuples: |
9e2d01707e71
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Laurent Charignon <lcharignon@fb.com>
parents:
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diff
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|
739 (pattern, lineno, originalline). This is useful to debug ignore patterns. |
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Laurent Charignon <lcharignon@fb.com>
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|
740 ''' |
25216
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diff
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|
741 |
25215
4040e06e9b99
match: add 'include:' syntax
Durham Goode <durham@fb.com>
parents:
25214
diff
changeset
|
742 syntaxes = {'re': 'relre:', 'regexp': 'relre:', 'glob': 'relglob:', |
25283
19d0e5efa6ca
match: enable 'subinclude:' syntax
Durham Goode <durham@fb.com>
parents:
25250
diff
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|
743 'include': 'include', 'subinclude': 'subinclude'} |
25167
6f7048cc2419
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|
744 syntax = 'relre:' |
6f7048cc2419
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|
745 patterns = [] |
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|
746 |
31403
10c17f8bfcf3
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Rishabh Madan <rishabhmadan96@gmail.com>
parents:
31392
diff
changeset
|
747 fp = open(filepath, 'rb') |
30399 | 748 for lineno, line in enumerate(util.iterfile(fp), start=1): |
25167
6f7048cc2419
ignore: move readpatternfile to match.py
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|
749 if "#" in line: |
6f7048cc2419
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Durham Goode <durham@fb.com>
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25122
diff
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|
750 global _commentre |
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ignore: move readpatternfile to match.py
Durham Goode <durham@fb.com>
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diff
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|
751 if not _commentre: |
31420
40704098853f
match: make regular expression bytes to prevent TypeError
Pulkit Goyal <7895pulkit@gmail.com>
parents:
31403
diff
changeset
|
752 _commentre = util.re.compile(br'((?:^|[^\\])(?:\\\\)*)#.*') |
25167
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ignore: move readpatternfile to match.py
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diff
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|
753 # remove comments prefixed by an even number of escapes |
27327
d500341e4f55
match: use re2 in readpatternfile if possible
Bryan O'Sullivan <bos@serpentine.com>
parents:
26781
diff
changeset
|
754 m = _commentre.search(line) |
d500341e4f55
match: use re2 in readpatternfile if possible
Bryan O'Sullivan <bos@serpentine.com>
parents:
26781
diff
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|
755 if m: |
d500341e4f55
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parents:
26781
diff
changeset
|
756 line = line[:m.end(1)] |
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|
757 # fixup properly escaped comments that survived the above |
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|
758 line = line.replace("\\#", "#") |
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|
759 line = line.rstrip() |
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diff
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|
760 if not line: |
6f7048cc2419
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diff
changeset
|
761 continue |
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changeset
|
762 |
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|
763 if line.startswith('syntax:'): |
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|
764 s = line[7:].strip() |
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|
765 try: |
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|
766 syntax = syntaxes[s] |
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diff
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|
767 except KeyError: |
25214
08703b10c3ae
match: add optional warn argument
Durham Goode <durham@fb.com>
parents:
25213
diff
changeset
|
768 if warn: |
08703b10c3ae
match: add optional warn argument
Durham Goode <durham@fb.com>
parents:
25213
diff
changeset
|
769 warn(_("%s: ignoring invalid syntax '%s'\n") % |
08703b10c3ae
match: add optional warn argument
Durham Goode <durham@fb.com>
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25213
diff
changeset
|
770 (filepath, s)) |
25167
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diff
changeset
|
771 continue |
6f7048cc2419
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diff
changeset
|
772 |
6f7048cc2419
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diff
changeset
|
773 linesyntax = syntax |
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diff
changeset
|
774 for s, rels in syntaxes.iteritems(): |
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|
775 if line.startswith(rels): |
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diff
changeset
|
776 linesyntax = rels |
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diff
changeset
|
777 line = line[len(rels):] |
6f7048cc2419
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diff
changeset
|
778 break |
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diff
changeset
|
779 elif line.startswith(s+':'): |
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|
780 linesyntax = rels |
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changeset
|
781 line = line[len(s) + 1:] |
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diff
changeset
|
782 break |
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diff
changeset
|
783 if sourceinfo: |
9e2d01707e71
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Laurent Charignon <lcharignon@fb.com>
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diff
changeset
|
784 patterns.append((linesyntax + line, lineno, line)) |
9e2d01707e71
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diff
changeset
|
785 else: |
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diff
changeset
|
786 patterns.append(linesyntax + line) |
25167
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|
787 fp.close() |
6f7048cc2419
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diff
changeset
|
788 return patterns |