Mercurial > hg
annotate mercurial/filemerge.py @ 22044:a06172e85fd4
run-tests: add support for xunit test reports
The Jenkins CI system understands xunit reports natively, so this will
be helpful for anyone that wants to use Jenkins for testing hg or
extensions that use run-tests.py for their testing.
author | Augie Fackler <raf@durin42.com> |
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date | Tue, 05 Aug 2014 21:17:11 -0400 |
parents | d7f25834ffbb |
children | ad25986c4cd3 |
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1 # filemerge.py - file-level merge handling for Mercurial |
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2 # |
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3 # Copyright 2006, 2007, 2008 Matt Mackall <mpm@selenic.com> |
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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 node import short |
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9 from i18n import _ |
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10 import util, simplemerge, match, error, templater, templatekw |
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11 import os, tempfile, re, filecmp |
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12 import tagmerge |
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13 |
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14 def _toolstr(ui, tool, part, default=""): |
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15 return ui.config("merge-tools", tool + "." + part, default) |
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16 |
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17 def _toolbool(ui, tool, part, default=False): |
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18 return ui.configbool("merge-tools", tool + "." + part, default) |
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19 |
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20 def _toollist(ui, tool, part, default=[]): |
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21 return ui.configlist("merge-tools", tool + "." + part, default) |
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22 |
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23 internals = {} |
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24 |
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25 def internaltool(name, trymerge, onfailure=None): |
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26 '''return a decorator for populating internal merge tool table''' |
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27 def decorator(func): |
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28 fullname = 'internal:' + name |
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29 func.__doc__ = "``%s``\n" % fullname + func.__doc__.strip() |
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30 internals[fullname] = func |
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31 func.trymerge = trymerge |
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32 func.onfailure = onfailure |
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33 return func |
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34 return decorator |
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35 |
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36 def _findtool(ui, tool): |
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37 if tool in internals: |
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38 return tool |
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39 for kn in ("regkey", "regkeyalt"): |
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40 k = _toolstr(ui, tool, kn) |
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41 if not k: |
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42 continue |
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43 p = util.lookupreg(k, _toolstr(ui, tool, "regname")) |
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44 if p: |
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45 p = util.findexe(p + _toolstr(ui, tool, "regappend")) |
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46 if p: |
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47 return p |
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48 exe = _toolstr(ui, tool, "executable", tool) |
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49 return util.findexe(util.expandpath(exe)) |
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50 |
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51 def _picktool(repo, ui, path, binary, symlink): |
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52 def check(tool, pat, symlink, binary): |
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53 tmsg = tool |
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54 if pat: |
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55 tmsg += " specified for " + pat |
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56 if not _findtool(ui, tool): |
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57 if pat: # explicitly requested tool deserves a warning |
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58 ui.warn(_("couldn't find merge tool %s\n") % tmsg) |
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59 else: # configured but non-existing tools are more silent |
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60 ui.note(_("couldn't find merge tool %s\n") % tmsg) |
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61 elif symlink and not _toolbool(ui, tool, "symlink"): |
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62 ui.warn(_("tool %s can't handle symlinks\n") % tmsg) |
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63 elif binary and not _toolbool(ui, tool, "binary"): |
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64 ui.warn(_("tool %s can't handle binary\n") % tmsg) |
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65 elif not util.gui() and _toolbool(ui, tool, "gui"): |
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66 ui.warn(_("tool %s requires a GUI\n") % tmsg) |
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67 else: |
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68 return True |
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69 return False |
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70 |
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71 # forcemerge comes from command line arguments, highest priority |
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72 force = ui.config('ui', 'forcemerge') |
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73 if force: |
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74 toolpath = _findtool(ui, force) |
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75 if toolpath: |
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76 return (force, util.shellquote(toolpath)) |
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77 else: |
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78 # mimic HGMERGE if given tool not found |
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79 return (force, force) |
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80 |
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81 # HGMERGE takes next precedence |
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82 hgmerge = os.environ.get("HGMERGE") |
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83 if hgmerge: |
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84 return (hgmerge, hgmerge) |
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85 |
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86 # then patterns |
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87 for pat, tool in ui.configitems("merge-patterns"): |
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88 mf = match.match(repo.root, '', [pat]) |
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89 if mf(path) and check(tool, pat, symlink, False): |
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90 toolpath = _findtool(ui, tool) |
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91 return (tool, util.shellquote(toolpath)) |
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92 |
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93 # then merge tools |
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94 tools = {} |
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95 for k, v in ui.configitems("merge-tools"): |
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96 t = k.split('.')[0] |
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97 if t not in tools: |
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98 tools[t] = int(_toolstr(ui, t, "priority", "0")) |
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99 names = tools.keys() |
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100 tools = sorted([(-p, t) for t, p in tools.items()]) |
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101 uimerge = ui.config("ui", "merge") |
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102 if uimerge: |
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103 if uimerge not in names: |
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104 return (uimerge, uimerge) |
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105 tools.insert(0, (None, uimerge)) # highest priority |
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106 tools.append((None, "hgmerge")) # the old default, if found |
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107 for p, t in tools: |
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108 if check(t, None, symlink, binary): |
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109 toolpath = _findtool(ui, t) |
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110 return (t, util.shellquote(toolpath)) |
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111 |
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112 # internal merge or prompt as last resort |
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113 if symlink or binary: |
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114 return "internal:prompt", None |
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115 return "internal:merge", None |
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116 |
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117 def _eoltype(data): |
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118 "Guess the EOL type of a file" |
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119 if '\0' in data: # binary |
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120 return None |
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121 if '\r\n' in data: # Windows |
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122 return '\r\n' |
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123 if '\r' in data: # Old Mac |
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124 return '\r' |
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125 if '\n' in data: # UNIX |
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126 return '\n' |
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127 return None # unknown |
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128 |
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129 def _matcheol(file, origfile): |
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130 "Convert EOL markers in a file to match origfile" |
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131 tostyle = _eoltype(util.readfile(origfile)) |
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132 if tostyle: |
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133 data = util.readfile(file) |
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134 style = _eoltype(data) |
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135 if style: |
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136 newdata = data.replace(style, tostyle) |
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137 if newdata != data: |
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138 util.writefile(file, newdata) |
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139 |
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140 @internaltool('prompt', False) |
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141 def _iprompt(repo, mynode, orig, fcd, fco, fca, toolconf): |
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142 """Asks the user which of the local or the other version to keep as |
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143 the merged version.""" |
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144 ui = repo.ui |
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145 fd = fcd.path() |
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146 |
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147 if ui.promptchoice(_(" no tool found to merge %s\n" |
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148 "keep (l)ocal or take (o)ther?" |
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149 "$$ &Local $$ &Other") % fd, 0): |
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150 return _iother(repo, mynode, orig, fcd, fco, fca, toolconf) |
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151 else: |
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152 return _ilocal(repo, mynode, orig, fcd, fco, fca, toolconf) |
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153 |
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154 @internaltool('local', False) |
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155 def _ilocal(repo, mynode, orig, fcd, fco, fca, toolconf): |
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156 """Uses the local version of files as the merged version.""" |
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157 return 0 |
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158 |
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159 @internaltool('other', False) |
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160 def _iother(repo, mynode, orig, fcd, fco, fca, toolconf): |
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161 """Uses the other version of files as the merged version.""" |
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162 repo.wwrite(fcd.path(), fco.data(), fco.flags()) |
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163 return 0 |
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164 |
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165 @internaltool('fail', False) |
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166 def _ifail(repo, mynode, orig, fcd, fco, fca, toolconf): |
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167 """ |
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168 Rather than attempting to merge files that were modified on both |
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169 branches, it marks them as unresolved. The resolve command must be |
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170 used to resolve these conflicts.""" |
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171 return 1 |
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172 |
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173 def _premerge(repo, toolconf, files, labels=None): |
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174 tool, toolpath, binary, symlink = toolconf |
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175 if symlink: |
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176 return 1 |
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177 a, b, c, back = files |
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178 |
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179 ui = repo.ui |
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180 |
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181 validkeep = ['keep', 'keep-merge3'] |
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182 |
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183 # do we attempt to simplemerge first? |
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184 try: |
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185 premerge = _toolbool(ui, tool, "premerge", not binary) |
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186 except error.ConfigError: |
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187 premerge = _toolstr(ui, tool, "premerge").lower() |
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188 if premerge not in validkeep: |
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189 _valid = ', '.join(["'" + v + "'" for v in validkeep]) |
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190 raise error.ConfigError(_("%s.premerge not valid " |
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191 "('%s' is neither boolean nor %s)") % |
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192 (tool, premerge, _valid)) |
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193 |
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194 if premerge: |
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195 if premerge == 'keep-merge3': |
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196 if not labels: |
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197 labels = _defaultconflictlabels |
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198 if len(labels) < 3: |
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199 labels.append('base') |
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200 r = simplemerge.simplemerge(ui, a, b, c, quiet=True, label=labels) |
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201 if not r: |
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202 ui.debug(" premerge successful\n") |
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203 return 0 |
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204 if premerge not in validkeep: |
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205 util.copyfile(back, a) # restore from backup and try again |
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206 return 1 # continue merging |
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207 |
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208 @internaltool('merge', True, |
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209 _("merging %s incomplete! " |
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210 "(edit conflicts, then use 'hg resolve --mark')\n")) |
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211 def _imerge(repo, mynode, orig, fcd, fco, fca, toolconf, files, labels=None): |
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212 """ |
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213 Uses the internal non-interactive simple merge algorithm for merging |
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214 files. It will fail if there are any conflicts and leave markers in |
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215 the partially merged file. Markers will have two sections, one for each side |
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216 of merge.""" |
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217 tool, toolpath, binary, symlink = toolconf |
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218 if symlink: |
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219 repo.ui.warn(_('warning: internal:merge cannot merge symlinks ' |
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220 'for %s\n') % fcd.path()) |
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221 return False, 1 |
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222 r = _premerge(repo, toolconf, files, labels=labels) |
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223 if r: |
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224 a, b, c, back = files |
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225 |
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226 ui = repo.ui |
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227 |
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228 r = simplemerge.simplemerge(ui, a, b, c, label=labels) |
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229 return True, r |
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230 return False, 0 |
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231 |
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232 @internaltool('merge3', True, |
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233 _("merging %s incomplete! " |
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234 "(edit conflicts, then use 'hg resolve --mark')\n")) |
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235 def _imerge3(repo, mynode, orig, fcd, fco, fca, toolconf, files, labels=None): |
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236 """ |
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237 Uses the internal non-interactive simple merge algorithm for merging |
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238 files. It will fail if there are any conflicts and leave markers in |
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239 the partially merged file. Marker will have three sections, one from each |
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240 side of the merge and one for the base content.""" |
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241 if not labels: |
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242 labels = _defaultconflictlabels |
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243 if len(labels) < 3: |
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244 labels.append('base') |
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245 return _imerge(repo, mynode, orig, fcd, fco, fca, toolconf, files, labels) |
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246 |
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247 @internaltool('tagmerge', True, |
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248 _("automatic tag merging of %s failed! " |
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249 "(use 'hg resolve --tool internal:merge' or another merge " |
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250 "tool of your choice)\n")) |
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251 def _itagmerge(repo, mynode, orig, fcd, fco, fca, toolconf, files, labels=None): |
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252 """ |
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253 Uses the internal tag merge algorithm (experimental). |
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254 """ |
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255 return tagmerge.merge(repo, fcd, fco, fca) |
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256 |
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257 @internaltool('dump', True) |
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258 def _idump(repo, mynode, orig, fcd, fco, fca, toolconf, files, labels=None): |
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259 """ |
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260 Creates three versions of the files to merge, containing the |
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261 contents of local, other and base. These files can then be used to |
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262 perform a merge manually. If the file to be merged is named |
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263 ``a.txt``, these files will accordingly be named ``a.txt.local``, |
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264 ``a.txt.other`` and ``a.txt.base`` and they will be placed in the |
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265 same directory as ``a.txt``.""" |
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266 r = _premerge(repo, toolconf, files, labels=labels) |
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267 if r: |
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268 a, b, c, back = files |
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269 |
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270 fd = fcd.path() |
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271 |
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272 util.copyfile(a, a + ".local") |
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273 repo.wwrite(fd + ".other", fco.data(), fco.flags()) |
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274 repo.wwrite(fd + ".base", fca.data(), fca.flags()) |
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275 return False, r |
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276 |
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277 def _xmerge(repo, mynode, orig, fcd, fco, fca, toolconf, files, labels=None): |
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278 r = _premerge(repo, toolconf, files, labels=labels) |
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279 if r: |
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280 tool, toolpath, binary, symlink = toolconf |
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281 a, b, c, back = files |
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282 out = "" |
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283 env = {'HG_FILE': fcd.path(), |
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284 'HG_MY_NODE': short(mynode), |
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285 'HG_OTHER_NODE': str(fco.changectx()), |
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286 'HG_BASE_NODE': str(fca.changectx()), |
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287 'HG_MY_ISLINK': 'l' in fcd.flags(), |
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288 'HG_OTHER_ISLINK': 'l' in fco.flags(), |
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289 'HG_BASE_ISLINK': 'l' in fca.flags(), |
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290 } |
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291 |
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292 ui = repo.ui |
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293 |
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294 args = _toolstr(ui, tool, "args", '$local $base $other') |
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295 if "$output" in args: |
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296 out, a = a, back # read input from backup, write to original |
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297 replace = {'local': a, 'base': b, 'other': c, 'output': out} |
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298 args = util.interpolate(r'\$', replace, args, |
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299 lambda s: util.shellquote(util.localpath(s))) |
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300 r = util.system(toolpath + ' ' + args, cwd=repo.root, environ=env, |
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301 out=ui.fout) |
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302 return True, r |
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303 return False, 0 |
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304 |
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305 def _formatconflictmarker(repo, ctx, template, label, pad): |
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306 """Applies the given template to the ctx, prefixed by the label. |
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307 |
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308 Pad is the minimum width of the label prefix, so that multiple markers |
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309 can have aligned templated parts. |
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310 """ |
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311 if ctx.node() is None: |
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312 ctx = ctx.p1() |
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313 |
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314 props = templatekw.keywords.copy() |
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315 props['templ'] = template |
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316 props['ctx'] = ctx |
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317 props['repo'] = repo |
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318 templateresult = template('conflictmarker', **props) |
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319 |
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320 label = ('%s:' % label).ljust(pad + 1) |
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321 mark = '%s %s' % (label, templater.stringify(templateresult)) |
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322 |
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323 if mark: |
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324 mark = mark.splitlines()[0] # split for safety |
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325 |
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326 # 8 for the prefix of conflict marker lines (e.g. '<<<<<<< ') |
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327 return util.ellipsis(mark, 80 - 8) |
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328 |
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329 _defaultconflictmarker = ('{node|short} ' + |
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330 '{ifeq(tags, "tip", "", "{tags} ")}' + |
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331 '{if(bookmarks, "{bookmarks} ")}' + |
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332 '{ifeq(branch, "default", "", "{branch} ")}' + |
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333 '- {author|user}: {desc|firstline}') |
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334 |
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335 _defaultconflictlabels = ['local', 'other'] |
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336 |
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337 def _formatlabels(repo, fcd, fco, fca, labels): |
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338 """Formats the given labels using the conflict marker template. |
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339 |
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340 Returns a list of formatted labels. |
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341 """ |
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342 cd = fcd.changectx() |
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343 co = fco.changectx() |
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344 ca = fca.changectx() |
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345 |
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346 ui = repo.ui |
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347 template = ui.config('ui', 'mergemarkertemplate', _defaultconflictmarker) |
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348 template = templater.parsestring(template, quoted=False) |
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349 tmpl = templater.templater(None, cache={'conflictmarker': template}) |
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350 |
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351 pad = max(len(l) for l in labels) |
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352 |
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353 newlabels = [_formatconflictmarker(repo, cd, tmpl, labels[0], pad), |
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354 _formatconflictmarker(repo, co, tmpl, labels[1], pad)] |
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355 if len(labels) > 2: |
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356 newlabels.append(_formatconflictmarker(repo, ca, tmpl, labels[2], pad)) |
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357 return newlabels |
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358 |
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359 def filemerge(repo, mynode, orig, fcd, fco, fca, labels=None): |
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360 """perform a 3-way merge in the working directory |
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361 |
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362 mynode = parent node before merge |
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363 orig = original local filename before merge |
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364 fco = other file context |
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365 fca = ancestor file context |
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366 fcd = local file context for current/destination file |
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367 """ |
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368 |
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369 def temp(prefix, ctx): |
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370 pre = "%s~%s." % (os.path.basename(ctx.path()), prefix) |
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371 (fd, name) = tempfile.mkstemp(prefix=pre) |
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372 data = repo.wwritedata(ctx.path(), ctx.data()) |
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373 f = os.fdopen(fd, "wb") |
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374 f.write(data) |
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375 f.close() |
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376 return name |
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377 |
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378 if not fco.cmp(fcd): # files identical? |
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379 return None |
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380 |
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381 ui = repo.ui |
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382 fd = fcd.path() |
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383 binary = fcd.isbinary() or fco.isbinary() or fca.isbinary() |
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384 symlink = 'l' in fcd.flags() + fco.flags() |
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385 tool, toolpath = _picktool(repo, ui, fd, binary, symlink) |
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386 ui.debug("picked tool '%s' for %s (binary %s symlink %s)\n" % |
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387 (tool, fd, binary, symlink)) |
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388 |
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389 if tool in internals: |
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390 func = internals[tool] |
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391 trymerge = func.trymerge |
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392 onfailure = func.onfailure |
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393 else: |
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394 func = _xmerge |
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395 trymerge = True |
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396 onfailure = _("merging %s failed!\n") |
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397 |
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398 toolconf = tool, toolpath, binary, symlink |
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399 |
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400 if not trymerge: |
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401 return func(repo, mynode, orig, fcd, fco, fca, toolconf) |
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402 |
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403 a = repo.wjoin(fd) |
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404 b = temp("base", fca) |
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405 c = temp("other", fco) |
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406 back = a + ".orig" |
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407 util.copyfile(a, back) |
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408 |
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409 if orig != fco.path(): |
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410 ui.status(_("merging %s and %s to %s\n") % (orig, fco.path(), fd)) |
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411 else: |
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412 ui.status(_("merging %s\n") % fd) |
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413 |
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414 ui.debug("my %s other %s ancestor %s\n" % (fcd, fco, fca)) |
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415 |
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416 markerstyle = ui.config('ui', 'mergemarkers', 'basic') |
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417 if not labels: |
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418 labels = _defaultconflictlabels |
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419 if markerstyle != 'basic': |
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420 labels = _formatlabels(repo, fcd, fco, fca, labels) |
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421 |
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422 needcheck, r = func(repo, mynode, orig, fcd, fco, fca, toolconf, |
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423 (a, b, c, back), labels=labels) |
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424 if not needcheck: |
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425 if r: |
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426 if onfailure: |
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427 ui.warn(onfailure % fd) |
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428 else: |
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|
429 util.unlink(back) |
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430 |
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431 util.unlink(b) |
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432 util.unlink(c) |
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433 return r |
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434 |
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|
435 if not r and (_toolbool(ui, tool, "checkconflicts") or |
a912f26777d3
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|
436 'conflicts' in _toollist(ui, tool, "check")): |
12046
8e7960feb139
Fix merge-tools.checkconflicts
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changeset
|
437 if re.search("^(<<<<<<< .*|=======|>>>>>>> .*)$", fcd.data(), |
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|
438 re.MULTILINE): |
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439 r = 1 |
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440 |
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441 checked = False |
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442 if 'prompt' in _toollist(ui, tool, "check"): |
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443 checked = True |
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444 if ui.promptchoice(_("was merge of '%s' successful (yn)?" |
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445 "$$ &Yes $$ &No") % fd, 1): |
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446 r = 1 |
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447 |
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448 if not r and not checked and (_toolbool(ui, tool, "checkchanged") or |
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449 'changed' in _toollist(ui, tool, "check")): |
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450 if filecmp.cmp(a, back): |
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451 if ui.promptchoice(_(" output file %s appears unchanged\n" |
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452 "was merge successful (yn)?" |
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453 "$$ &Yes $$ &No") % fd, 1): |
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454 r = 1 |
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455 |
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456 if _toolbool(ui, tool, "fixeol"): |
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457 _matcheol(a, back) |
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458 |
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459 if r: |
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460 if onfailure: |
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461 ui.warn(onfailure % fd) |
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462 else: |
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463 util.unlink(back) |
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464 |
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465 util.unlink(b) |
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466 util.unlink(c) |
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467 return r |
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468 |
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469 # tell hggettext to extract docstrings from these functions: |
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470 i18nfunctions = internals.values() |