Mercurial > hg
annotate mercurial/fileset.py @ 19779:fb6e87d93948
largefiles: setup "largefiles" feature in each repositories individually
Before this patch, if largefiles extension is enabled once in any of
target repositories, commands handling multiple repositories at a time
like below misunderstand that "largefiles" feature is supported also
in all other local repositories:
- clone/pull from or push to localhost
- recursive execution in subrepo tree
This patch registers "featuresetup()" into "featuresetupfuncs" of
"localrepository" to support "largefiles" features only in
repositories enabling largefiles extension, instead of adding
"largefiles" feature to class variable "_basesupported" of
"localrepository".
This patch also adds checking below to the largefiles specific class
derived from "localrepository":
- push to localhost: whether features supported in the local(= dst)
repository satisfies ones required in the remote(= src)
This can prevent useless looking up in the remote repository, when
supported and required features are mismatched: "push()" of
"localrepository" also checks it, but it is executed after looking up
in the remote.
author | FUJIWARA Katsunori <foozy@lares.dti.ne.jp> |
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date | Sat, 21 Sep 2013 21:33:29 +0900 |
parents | 19ac0d8ee9a2 |
children | 1e5b38a919dd 61a47fd64f30 |
rev | line source |
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1 # fileset.py - file set queries for mercurial |
11275 | 2 # |
3 # Copyright 2010 Matt Mackall <mpm@selenic.com> | |
4 # | |
5 # This software may be used and distributed according to the terms of the | |
6 # GNU General Public License version 2 or any later version. | |
7 | |
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8 import parser, error, util, merge, re |
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9 from i18n import _ |
11275 | 10 |
11 elements = { | |
12 "(": (20, ("group", 1, ")"), ("func", 1, ")")), | |
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13 "-": (5, ("negate", 19), ("minus", 5)), |
11275 | 14 "not": (10, ("not", 10)), |
15 "!": (10, ("not", 10)), | |
16 "and": (5, None, ("and", 5)), | |
17 "&": (5, None, ("and", 5)), | |
18 "or": (4, None, ("or", 4)), | |
19 "|": (4, None, ("or", 4)), | |
20 "+": (4, None, ("or", 4)), | |
21 ",": (2, None, ("list", 2)), | |
22 ")": (0, None, None), | |
23 "symbol": (0, ("symbol",), None), | |
24 "string": (0, ("string",), None), | |
25 "end": (0, None, None), | |
26 } | |
27 | |
28 keywords = set(['and', 'or', 'not']) | |
29 | |
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30 globchars = ".*{}[]?/\\_" |
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31 |
11275 | 32 def tokenize(program): |
33 pos, l = 0, len(program) | |
34 while pos < l: | |
35 c = program[pos] | |
36 if c.isspace(): # skip inter-token whitespace | |
37 pass | |
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38 elif c in "(),-|&+!": # handle simple operators |
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39 yield (c, None, pos) |
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40 elif (c in '"\'' or c == 'r' and |
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41 program[pos:pos + 2] in ("r'", 'r"')): # handle quoted strings |
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42 if c == 'r': |
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43 pos += 1 |
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44 c = program[pos] |
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45 decode = lambda x: x |
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46 else: |
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47 decode = lambda x: x.decode('string-escape') |
11275 | 48 pos += 1 |
49 s = pos | |
50 while pos < l: # find closing quote | |
51 d = program[pos] | |
52 if d == '\\': # skip over escaped characters | |
53 pos += 2 | |
54 continue | |
55 if d == c: | |
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56 yield ('string', decode(program[s:pos]), s) |
11275 | 57 break |
58 pos += 1 | |
59 else: | |
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60 raise error.ParseError(_("unterminated string"), s) |
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61 elif c.isalnum() or c in globchars or ord(c) > 127: |
14513 | 62 # gather up a symbol/keyword |
11275 | 63 s = pos |
64 pos += 1 | |
65 while pos < l: # find end of symbol | |
66 d = program[pos] | |
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67 if not (d.isalnum() or d in globchars or ord(d) > 127): |
11275 | 68 break |
69 pos += 1 | |
70 sym = program[s:pos] | |
71 if sym in keywords: # operator keywords | |
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72 yield (sym, None, s) |
11275 | 73 else: |
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74 yield ('symbol', sym, s) |
11275 | 75 pos -= 1 |
76 else: | |
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77 raise error.ParseError(_("syntax error"), pos) |
11275 | 78 pos += 1 |
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79 yield ('end', None, pos) |
11275 | 80 |
81 parse = parser.parser(tokenize, elements).parse | |
82 | |
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83 def getstring(x, err): |
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84 if x and (x[0] == 'string' or x[0] == 'symbol'): |
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85 return x[1] |
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86 raise error.ParseError(err) |
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87 |
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88 def getset(mctx, x): |
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89 if not x: |
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90 raise error.ParseError(_("missing argument")) |
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91 return methods[x[0]](mctx, *x[1:]) |
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92 |
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93 def stringset(mctx, x): |
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94 m = mctx.matcher([x]) |
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95 return [f for f in mctx.subset if m(f)] |
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96 |
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97 def andset(mctx, x, y): |
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98 return getset(mctx.narrow(getset(mctx, x)), y) |
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99 |
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100 def orset(mctx, x, y): |
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101 # needs optimizing |
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102 xl = getset(mctx, x) |
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103 yl = getset(mctx, y) |
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104 return xl + [f for f in yl if f not in xl] |
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105 |
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106 def notset(mctx, x): |
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107 s = set(getset(mctx, x)) |
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108 return [r for r in mctx.subset if r not in s] |
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109 |
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110 def minusset(mctx, x, y): |
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111 xl = getset(mctx, x) |
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112 yl = set(getset(mctx, y)) |
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113 return [f for f in xl if f not in yl] |
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114 |
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115 def listset(mctx, a, b): |
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116 raise error.ParseError(_("can't use a list in this context")) |
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117 |
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118 def modified(mctx, x): |
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119 """``modified()`` |
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120 File that is modified according to status. |
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121 """ |
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122 # i18n: "modified" is a keyword |
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123 getargs(x, 0, 0, _("modified takes no arguments")) |
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124 s = mctx.status()[0] |
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125 return [f for f in mctx.subset if f in s] |
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126 |
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127 def added(mctx, x): |
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128 """``added()`` |
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129 File that is added according to status. |
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130 """ |
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131 # i18n: "added" is a keyword |
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132 getargs(x, 0, 0, _("added takes no arguments")) |
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133 s = mctx.status()[1] |
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134 return [f for f in mctx.subset if f in s] |
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135 |
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136 def removed(mctx, x): |
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137 """``removed()`` |
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138 File that is removed according to status. |
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139 """ |
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140 # i18n: "removed" is a keyword |
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141 getargs(x, 0, 0, _("removed takes no arguments")) |
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142 s = mctx.status()[2] |
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143 return [f for f in mctx.subset if f in s] |
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144 |
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145 def deleted(mctx, x): |
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146 """``deleted()`` |
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147 File that is deleted according to status. |
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148 """ |
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149 # i18n: "deleted" is a keyword |
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150 getargs(x, 0, 0, _("deleted takes no arguments")) |
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151 s = mctx.status()[3] |
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152 return [f for f in mctx.subset if f in s] |
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153 |
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154 def unknown(mctx, x): |
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155 """``unknown()`` |
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156 File that is unknown according to status. These files will only be |
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157 considered if this predicate is used. |
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158 """ |
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159 # i18n: "unknown" is a keyword |
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160 getargs(x, 0, 0, _("unknown takes no arguments")) |
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161 s = mctx.status()[4] |
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162 return [f for f in mctx.subset if f in s] |
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163 |
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164 def ignored(mctx, x): |
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165 """``ignored()`` |
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166 File that is ignored according to status. These files will only be |
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167 considered if this predicate is used. |
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168 """ |
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169 # i18n: "ignored" is a keyword |
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170 getargs(x, 0, 0, _("ignored takes no arguments")) |
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171 s = mctx.status()[5] |
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172 return [f for f in mctx.subset if f in s] |
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173 |
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174 def clean(mctx, x): |
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175 """``clean()`` |
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176 File that is clean according to status. |
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177 """ |
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178 # i18n: "clean" is a keyword |
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179 getargs(x, 0, 0, _("clean takes no arguments")) |
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180 s = mctx.status()[6] |
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181 return [f for f in mctx.subset if f in s] |
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182 |
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183 def func(mctx, a, b): |
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184 if a[0] == 'symbol' and a[1] in symbols: |
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185 return symbols[a[1]](mctx, b) |
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186 raise error.ParseError(_("not a function: %s") % a[1]) |
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187 |
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188 def getlist(x): |
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189 if not x: |
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190 return [] |
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191 if x[0] == 'list': |
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192 return getlist(x[1]) + [x[2]] |
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193 return [x] |
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194 |
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195 def getargs(x, min, max, err): |
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196 l = getlist(x) |
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197 if len(l) < min or len(l) > max: |
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198 raise error.ParseError(err) |
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199 return l |
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200 |
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201 def binary(mctx, x): |
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202 """``binary()`` |
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203 File that appears to be binary (contains NUL bytes). |
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204 """ |
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205 # i18n: "binary" is a keyword |
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206 getargs(x, 0, 0, _("binary takes no arguments")) |
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207 return [f for f in mctx.existing() if util.binary(mctx.ctx[f].data())] |
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208 |
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209 def exec_(mctx, x): |
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210 """``exec()`` |
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211 File that is marked as executable. |
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212 """ |
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213 # i18n: "exec" is a keyword |
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214 getargs(x, 0, 0, _("exec takes no arguments")) |
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215 return [f for f in mctx.existing() if mctx.ctx.flags(f) == 'x'] |
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216 |
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217 def symlink(mctx, x): |
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218 """``symlink()`` |
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219 File that is marked as a symlink. |
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220 """ |
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221 # i18n: "symlink" is a keyword |
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222 getargs(x, 0, 0, _("symlink takes no arguments")) |
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223 return [f for f in mctx.existing() if mctx.ctx.flags(f) == 'l'] |
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224 |
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225 def resolved(mctx, x): |
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226 """``resolved()`` |
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227 File that is marked resolved according to the resolve state. |
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228 """ |
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229 # i18n: "resolved" is a keyword |
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230 getargs(x, 0, 0, _("resolved takes no arguments")) |
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231 if mctx.ctx.rev() is not None: |
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232 return [] |
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233 ms = merge.mergestate(mctx.ctx._repo) |
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234 return [f for f in mctx.subset if f in ms and ms[f] == 'r'] |
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235 |
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236 def unresolved(mctx, x): |
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237 """``unresolved()`` |
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238 File that is marked unresolved according to the resolve state. |
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239 """ |
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240 # i18n: "unresolved" is a keyword |
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241 getargs(x, 0, 0, _("unresolved takes no arguments")) |
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242 if mctx.ctx.rev() is not None: |
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243 return [] |
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244 ms = merge.mergestate(mctx.ctx._repo) |
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245 return [f for f in mctx.subset if f in ms and ms[f] == 'u'] |
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246 |
14680 | 247 def hgignore(mctx, x): |
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248 """``hgignore()`` |
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249 File that matches the active .hgignore pattern. |
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250 """ |
14680 | 251 getargs(x, 0, 0, _("hgignore takes no arguments")) |
252 ignore = mctx.ctx._repo.dirstate._ignore | |
253 return [f for f in mctx.subset if ignore(f)] | |
254 | |
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255 def grep(mctx, x): |
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256 """``grep(regex)`` |
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257 File contains the given regular expression. |
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|
258 """ |
17368
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259 try: |
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260 # i18n: "grep" is a keyword |
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261 r = re.compile(getstring(x, _("grep requires a pattern"))) |
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262 except re.error, e: |
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263 raise error.ParseError(_('invalid match pattern: %s') % e) |
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264 return [f for f in mctx.existing() if r.search(mctx.ctx[f].data())] |
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265 |
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266 def _sizetomax(s): |
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267 try: |
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268 s = s.strip() |
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269 for k, v in util._sizeunits: |
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270 if s.endswith(k): |
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271 # max(4k) = 5k - 1, max(4.5k) = 4.6k - 1 |
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272 n = s[:-len(k)] |
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273 inc = 1.0 |
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274 if "." in n: |
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275 inc /= 10 ** len(n.split(".")[1]) |
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276 return int((float(n) + inc) * v) - 1 |
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277 # no extension, this is a precise value |
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278 return int(s) |
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279 except ValueError: |
14716
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280 raise error.ParseError(_("couldn't parse size: %s") % s) |
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281 |
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282 def size(mctx, x): |
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283 """``size(expression)`` |
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284 File size matches the given expression. Examples: |
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285 |
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|
286 - 1k (files from 1024 to 2047 bytes) |
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|
287 - < 20k (files less than 20480 bytes) |
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288 - >= .5MB (files at least 524288 bytes) |
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289 - 4k - 1MB (files from 4096 bytes to 1048576 bytes) |
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|
290 """ |
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291 |
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292 # i18n: "size" is a keyword |
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293 expr = getstring(x, _("size requires an expression")).strip() |
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294 if '-' in expr: # do we have a range? |
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295 a, b = expr.split('-', 1) |
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296 a = util.sizetoint(a) |
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297 b = util.sizetoint(b) |
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298 m = lambda x: x >= a and x <= b |
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299 elif expr.startswith("<="): |
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300 a = util.sizetoint(expr[2:]) |
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301 m = lambda x: x <= a |
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302 elif expr.startswith("<"): |
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303 a = util.sizetoint(expr[1:]) |
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304 m = lambda x: x < a |
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305 elif expr.startswith(">="): |
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306 a = util.sizetoint(expr[2:]) |
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307 m = lambda x: x >= a |
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308 elif expr.startswith(">"): |
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309 a = util.sizetoint(expr[1:]) |
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310 m = lambda x: x > a |
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311 elif expr[0].isdigit or expr[0] == '.': |
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312 a = util.sizetoint(expr) |
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313 b = _sizetomax(expr) |
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314 m = lambda x: x >= a and x <= b |
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315 else: |
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316 raise error.ParseError(_("couldn't parse size: %s") % expr) |
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317 |
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318 return [f for f in mctx.existing() if m(mctx.ctx[f].size())] |
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319 |
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320 def encoding(mctx, x): |
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321 """``encoding(name)`` |
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322 File can be successfully decoded with the given character |
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323 encoding. May not be useful for encodings other than ASCII and |
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324 UTF-8. |
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325 """ |
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326 |
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327 # i18n: "encoding" is a keyword |
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328 enc = getstring(x, _("encoding requires an encoding name")) |
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329 |
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330 s = [] |
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331 for f in mctx.existing(): |
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332 d = mctx.ctx[f].data() |
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333 try: |
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334 d.decode(enc) |
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335 except LookupError: |
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336 raise util.Abort(_("unknown encoding '%s'") % enc) |
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337 except UnicodeDecodeError: |
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338 continue |
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339 s.append(f) |
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340 |
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341 return s |
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342 |
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343 def eol(mctx, x): |
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344 """``eol(style)`` |
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345 File contains newlines of the given style (dos, unix, mac). Binary |
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346 files are excluded, files with mixed line endings match multiple |
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347 styles. |
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348 """ |
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349 |
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350 # i18n: "encoding" is a keyword |
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351 enc = getstring(x, _("encoding requires an encoding name")) |
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352 |
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353 s = [] |
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354 for f in mctx.existing(): |
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355 d = mctx.ctx[f].data() |
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356 if util.binary(d): |
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357 continue |
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358 if (enc == 'dos' or enc == 'win') and '\r\n' in d: |
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359 s.append(f) |
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360 elif enc == 'unix' and re.search('(?<!\r)\n', d): |
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361 s.append(f) |
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362 elif enc == 'mac' and re.search('\r(?!\n)', d): |
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363 s.append(f) |
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364 return s |
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365 |
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366 def copied(mctx, x): |
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367 """``copied()`` |
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368 File that is recorded as being copied. |
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369 """ |
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370 # i18n: "copied" is a keyword |
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371 getargs(x, 0, 0, _("copied takes no arguments")) |
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372 s = [] |
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373 for f in mctx.subset: |
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374 p = mctx.ctx[f].parents() |
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375 if p and p[0].path() != f: |
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376 s.append(f) |
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377 return s |
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378 |
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379 def subrepo(mctx, x): |
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380 """``subrepo([pattern])`` |
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381 Subrepositories whose paths match the given pattern. |
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382 """ |
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383 # i18n: "subrepo" is a keyword |
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384 getargs(x, 0, 1, _("subrepo takes at most one argument")) |
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|
385 ctx = mctx.ctx |
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|
386 sstate = sorted(ctx.substate) |
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387 if x: |
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388 pat = getstring(x, _("subrepo requires a pattern or no arguments")) |
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389 |
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390 import match as matchmod # avoid circular import issues |
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391 fast = not matchmod.patkind(pat) |
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392 if fast: |
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393 def m(s): |
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394 return (s == pat) |
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395 else: |
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396 m = matchmod.match(ctx._repo.root, '', [pat], ctx=ctx) |
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|
397 return [sub for sub in sstate if m(sub)] |
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398 else: |
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399 return [sub for sub in sstate] |
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400 |
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401 symbols = { |
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402 'added': added, |
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403 'binary': binary, |
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404 'clean': clean, |
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405 'copied': copied, |
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406 'deleted': deleted, |
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407 'encoding': encoding, |
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408 'eol': eol, |
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409 'exec': exec_, |
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410 'grep': grep, |
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411 'ignored': ignored, |
14680 | 412 'hgignore': hgignore, |
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413 'modified': modified, |
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414 'removed': removed, |
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415 'resolved': resolved, |
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416 'size': size, |
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417 'symlink': symlink, |
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418 'unknown': unknown, |
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419 'unresolved': unresolved, |
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420 'subrepo': subrepo, |
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421 } |
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422 |
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423 methods = { |
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424 'string': stringset, |
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425 'symbol': stringset, |
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426 'and': andset, |
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427 'or': orset, |
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428 'minus': minusset, |
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429 'list': listset, |
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430 'group': getset, |
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431 'not': notset, |
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432 'func': func, |
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433 } |
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434 |
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435 class matchctx(object): |
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436 def __init__(self, ctx, subset=None, status=None): |
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437 self.ctx = ctx |
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438 self.subset = subset |
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439 self._status = status |
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440 def status(self): |
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441 return self._status |
14673 | 442 def matcher(self, patterns): |
443 return self.ctx.match(patterns) | |
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444 def filter(self, files): |
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445 return [f for f in files if f in self.subset] |
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446 def existing(self): |
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447 if self._status is not None: |
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448 removed = set(self._status[3]) |
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449 unknown = set(self._status[4] + self._status[5]) |
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450 else: |
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451 removed = set() |
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452 unknown = set() |
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453 return (f for f in self.subset |
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454 if (f in self.ctx and f not in removed) or f in unknown) |
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455 def narrow(self, files): |
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456 return matchctx(self.ctx, self.filter(files), self._status) |
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457 |
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458 def _intree(funcs, tree): |
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459 if isinstance(tree, tuple): |
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460 if tree[0] == 'func' and tree[1][0] == 'symbol': |
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461 if tree[1][1] in funcs: |
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462 return True |
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463 for s in tree[1:]: |
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464 if _intree(funcs, s): |
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465 return True |
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466 return False |
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467 |
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468 # filesets using matchctx.existing() |
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469 _existingcallers = [ |
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470 'binary', |
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471 'exec', |
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472 'grep', |
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473 'size', |
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474 'symlink', |
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475 ] |
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476 |
14673 | 477 def getfileset(ctx, expr): |
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478 tree, pos = parse(expr) |
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479 if (pos != len(expr)): |
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480 raise error.ParseError(_("invalid token"), pos) |
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481 |
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482 # do we need status info? |
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483 if (_intree(['modified', 'added', 'removed', 'deleted', |
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484 'unknown', 'ignored', 'clean'], tree) or |
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485 # Using matchctx.existing() on a workingctx requires us to check |
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486 # for deleted files. |
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487 (ctx.rev() is None and _intree(_existingcallers, tree))): |
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488 unknown = _intree(['unknown'], tree) |
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489 ignored = _intree(['ignored'], tree) |
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490 |
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491 r = ctx._repo |
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492 status = r.status(ctx.p1(), ctx, |
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493 unknown=unknown, ignored=ignored, clean=True) |
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494 subset = [] |
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495 for c in status: |
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496 subset.extend(c) |
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497 else: |
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498 status = None |
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499 subset = list(ctx.walk(ctx.match([]))) |
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500 |
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501 return getset(matchctx(ctx, subset, status), tree) |
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502 |
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503 # tell hggettext to extract docstrings from these functions: |
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504 i18nfunctions = symbols.values() |