Mercurial > hg
annotate mercurial/filemerge.py @ 48710:b0aa9b0b9c21
convert: use the merge action constant
The constant exists, lets use them. Otherwise we cannot make these constant more
powerful.
Differential Revision: https://phab.mercurial-scm.org/D12113
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
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date | Fri, 28 Jan 2022 16:25:41 +0100 |
parents | 3c8cc987672e |
children | d9af7c1fb619 |
rev | line source |
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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 Olivia Mackall <olivia@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 __future__ import absolute_import |
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9 |
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10 import contextlib |
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11 import os |
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12 import re |
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13 import shutil |
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14 |
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15 from .i18n import _ |
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16 from .node import ( |
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17 hex, |
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18 short, |
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19 ) |
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20 from .pycompat import ( |
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21 getattr, |
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22 open, |
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23 ) |
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24 |
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25 from . import ( |
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26 encoding, |
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27 error, |
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28 formatter, |
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29 match, |
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30 pycompat, |
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31 registrar, |
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32 scmutil, |
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33 simplemerge, |
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34 tagmerge, |
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35 templatekw, |
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36 templater, |
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37 templateutil, |
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38 util, |
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39 ) |
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40 |
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41 from .utils import ( |
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42 procutil, |
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43 ) |
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44 |
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45 |
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46 def _toolstr(ui, tool, part, *args): |
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47 return ui.config(b"merge-tools", tool + b"." + part, *args) |
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48 |
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49 |
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50 def _toolbool(ui, tool, part, *args): |
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51 return ui.configbool(b"merge-tools", tool + b"." + part, *args) |
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52 |
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53 |
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54 def _toollist(ui, tool, part): |
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55 return ui.configlist(b"merge-tools", tool + b"." + part) |
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56 |
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57 |
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58 internals = {} |
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59 # Merge tools to document. |
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60 internalsdoc = {} |
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61 |
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62 internaltool = registrar.internalmerge() |
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63 |
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64 # internal tool merge types |
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65 nomerge = internaltool.nomerge |
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66 mergeonly = internaltool.mergeonly # just the full merge, no premerge |
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67 fullmerge = internaltool.fullmerge # both premerge and merge |
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68 |
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69 # IMPORTANT: keep the last line of this prompt very short ("What do you want to |
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70 # do?") because of issue6158, ideally to <40 English characters (to allow other |
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71 # languages that may take more columns to still have a chance to fit in an |
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72 # 80-column screen). |
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73 _localchangedotherdeletedmsg = _( |
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74 b"file '%(fd)s' was deleted in other%(o)s but was modified in local%(l)s.\n" |
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75 b"You can use (c)hanged version, (d)elete, or leave (u)nresolved.\n" |
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76 b"What do you want to do?" |
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77 b"$$ &Changed $$ &Delete $$ &Unresolved" |
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78 ) |
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79 |
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80 _otherchangedlocaldeletedmsg = _( |
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81 b"file '%(fd)s' was deleted in local%(l)s but was modified in other%(o)s.\n" |
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82 b"You can use (c)hanged version, leave (d)eleted, or leave (u)nresolved.\n" |
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83 b"What do you want to do?" |
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84 b"$$ &Changed $$ &Deleted $$ &Unresolved" |
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85 ) |
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86 |
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87 |
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88 class absentfilectx(object): |
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89 """Represents a file that's ostensibly in a context but is actually not |
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90 present in it. |
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91 |
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92 This is here because it's very specific to the filemerge code for now -- |
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93 other code is likely going to break with the values this returns.""" |
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94 |
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95 def __init__(self, ctx, f): |
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96 self._ctx = ctx |
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97 self._f = f |
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98 |
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99 def __bytes__(self): |
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100 return b'absent file %s@%s' % (self._f, self._ctx) |
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101 |
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102 def path(self): |
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103 return self._f |
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104 |
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105 def size(self): |
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106 return None |
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107 |
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108 def data(self): |
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109 return None |
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110 |
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111 def filenode(self): |
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112 return self._ctx.repo().nullid |
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113 |
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114 _customcmp = True |
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115 |
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116 def cmp(self, fctx): |
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117 """compare with other file context |
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118 |
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119 returns True if different from fctx. |
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120 """ |
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121 return not ( |
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122 fctx.isabsent() |
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123 and fctx.changectx() == self.changectx() |
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124 and fctx.path() == self.path() |
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125 ) |
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126 |
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127 def flags(self): |
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128 return b'' |
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129 |
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130 def changectx(self): |
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131 return self._ctx |
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132 |
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133 def isbinary(self): |
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134 return False |
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135 |
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136 def isabsent(self): |
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137 return True |
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138 |
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139 |
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140 def _findtool(ui, tool): |
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141 if tool in internals: |
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142 return tool |
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143 cmd = _toolstr(ui, tool, b"executable", tool) |
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144 if cmd.startswith(b'python:'): |
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145 return cmd |
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146 return findexternaltool(ui, tool) |
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147 |
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148 |
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149 def _quotetoolpath(cmd): |
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150 if cmd.startswith(b'python:'): |
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151 return cmd |
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152 return procutil.shellquote(cmd) |
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153 |
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154 |
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155 def findexternaltool(ui, tool): |
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156 for kn in (b"regkey", b"regkeyalt"): |
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157 k = _toolstr(ui, tool, kn) |
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158 if not k: |
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159 continue |
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160 p = util.lookupreg(k, _toolstr(ui, tool, b"regname")) |
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161 if p: |
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162 p = procutil.findexe(p + _toolstr(ui, tool, b"regappend", b"")) |
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163 if p: |
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164 return p |
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165 exe = _toolstr(ui, tool, b"executable", tool) |
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166 return procutil.findexe(util.expandpath(exe)) |
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167 |
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168 |
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169 def _picktool(repo, ui, path, binary, symlink, changedelete): |
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170 strictcheck = ui.configbool(b'merge', b'strict-capability-check') |
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171 |
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172 def hascapability(tool, capability, strict=False): |
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173 if tool in internals: |
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174 return strict and internals[tool].capabilities.get(capability) |
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175 return _toolbool(ui, tool, capability) |
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176 |
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177 def supportscd(tool): |
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178 return tool in internals and internals[tool].mergetype == nomerge |
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179 |
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180 def check(tool, pat, symlink, binary, changedelete): |
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181 tmsg = tool |
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182 if pat: |
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183 tmsg = _(b"%s (for pattern %s)") % (tool, pat) |
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184 if not _findtool(ui, tool): |
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185 if pat: # explicitly requested tool deserves a warning |
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186 ui.warn(_(b"couldn't find merge tool %s\n") % tmsg) |
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187 else: # configured but non-existing tools are more silent |
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188 ui.note(_(b"couldn't find merge tool %s\n") % tmsg) |
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189 elif symlink and not hascapability(tool, b"symlink", strictcheck): |
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190 ui.warn(_(b"tool %s can't handle symlinks\n") % tmsg) |
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191 elif binary and not hascapability(tool, b"binary", strictcheck): |
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192 ui.warn(_(b"tool %s can't handle binary\n") % tmsg) |
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193 elif changedelete and not supportscd(tool): |
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194 # the nomerge tools are the only tools that support change/delete |
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195 # conflicts |
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196 pass |
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197 elif not procutil.gui() and _toolbool(ui, tool, b"gui"): |
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198 ui.warn(_(b"tool %s requires a GUI\n") % tmsg) |
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199 else: |
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200 return True |
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201 return False |
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202 |
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203 # internal config: ui.forcemerge |
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204 # forcemerge comes from command line arguments, highest priority |
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205 force = ui.config(b'ui', b'forcemerge') |
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206 if force: |
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207 toolpath = _findtool(ui, force) |
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208 if changedelete and not supportscd(toolpath): |
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209 return b":prompt", None |
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210 else: |
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211 if toolpath: |
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212 return (force, _quotetoolpath(toolpath)) |
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213 else: |
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214 # mimic HGMERGE if given tool not found |
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215 return (force, force) |
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216 |
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217 # HGMERGE takes next precedence |
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218 hgmerge = encoding.environ.get(b"HGMERGE") |
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219 if hgmerge: |
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220 if changedelete and not supportscd(hgmerge): |
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221 return b":prompt", None |
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222 else: |
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223 return (hgmerge, hgmerge) |
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224 |
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225 # then patterns |
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226 |
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227 # whether binary capability should be checked strictly |
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228 binarycap = binary and strictcheck |
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229 |
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230 for pat, tool in ui.configitems(b"merge-patterns"): |
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231 mf = match.match(repo.root, b'', [pat]) |
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232 if mf(path) and check(tool, pat, symlink, binarycap, changedelete): |
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233 if binary and not hascapability(tool, b"binary", strict=True): |
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234 ui.warn( |
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235 _( |
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236 b"warning: check merge-patterns configurations," |
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237 b" if %r for binary file %r is unintentional\n" |
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238 b"(see 'hg help merge-tools'" |
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239 b" for binary files capability)\n" |
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240 ) |
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241 % (pycompat.bytestr(tool), pycompat.bytestr(path)) |
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242 ) |
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243 toolpath = _findtool(ui, tool) |
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244 return (tool, _quotetoolpath(toolpath)) |
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245 |
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246 # then merge tools |
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247 tools = {} |
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248 disabled = set() |
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249 for k, v in ui.configitems(b"merge-tools"): |
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250 t = k.split(b'.')[0] |
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251 if t not in tools: |
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252 tools[t] = int(_toolstr(ui, t, b"priority")) |
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253 if _toolbool(ui, t, b"disabled"): |
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254 disabled.add(t) |
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255 names = tools.keys() |
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256 tools = sorted( |
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257 [(-p, tool) for tool, p in tools.items() if tool not in disabled] |
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258 ) |
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259 uimerge = ui.config(b"ui", b"merge") |
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260 if uimerge: |
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261 # external tools defined in uimerge won't be able to handle |
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262 # change/delete conflicts |
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263 if check(uimerge, path, symlink, binary, changedelete): |
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264 if uimerge not in names and not changedelete: |
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265 return (uimerge, uimerge) |
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266 tools.insert(0, (None, uimerge)) # highest priority |
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267 tools.append((None, b"hgmerge")) # the old default, if found |
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268 for p, t in tools: |
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269 if check(t, None, symlink, binary, changedelete): |
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270 toolpath = _findtool(ui, t) |
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271 return (t, _quotetoolpath(toolpath)) |
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272 |
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273 # internal merge or prompt as last resort |
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274 if symlink or binary or changedelete: |
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275 if not changedelete and len(tools): |
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276 # any tool is rejected by capability for symlink or binary |
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277 ui.warn(_(b"no tool found to merge %s\n") % path) |
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278 return b":prompt", None |
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279 return b":merge", None |
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280 |
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281 |
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282 def _eoltype(data): |
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283 """Guess the EOL type of a file""" |
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284 if b'\0' in data: # binary |
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285 return None |
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286 if b'\r\n' in data: # Windows |
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287 return b'\r\n' |
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288 if b'\r' in data: # Old Mac |
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289 return b'\r' |
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290 if b'\n' in data: # UNIX |
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291 return b'\n' |
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292 return None # unknown |
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293 |
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294 |
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295 def _matcheol(file, backup): |
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296 """Convert EOL markers in a file to match origfile""" |
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297 tostyle = _eoltype(backup.data()) # No repo.wread filters? |
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298 if tostyle: |
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299 data = util.readfile(file) |
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300 style = _eoltype(data) |
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301 if style: |
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302 newdata = data.replace(style, tostyle) |
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303 if newdata != data: |
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304 util.writefile(file, newdata) |
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305 |
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306 |
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307 @internaltool(b'prompt', nomerge) |
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308 def _iprompt(repo, mynode, local, other, base, toolconf): |
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309 """Asks the user which of the local `p1()` or the other `p2()` version to |
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310 keep as the merged version.""" |
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311 ui = repo.ui |
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312 fd = local.fctx.path() |
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313 uipathfn = scmutil.getuipathfn(repo) |
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314 |
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315 # Avoid prompting during an in-memory merge since it doesn't support merge |
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316 # conflicts. |
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317 if local.fctx.changectx().isinmemory(): |
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318 raise error.InMemoryMergeConflictsError( |
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319 b'in-memory merge does not support file conflicts' |
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320 ) |
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321 |
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322 prompts = partextras([local.label, other.label]) |
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323 prompts[b'fd'] = uipathfn(fd) |
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324 try: |
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325 if other.fctx.isabsent(): |
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326 index = ui.promptchoice(_localchangedotherdeletedmsg % prompts, 2) |
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327 choice = [b'local', b'other', b'unresolved'][index] |
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328 elif local.fctx.isabsent(): |
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329 index = ui.promptchoice(_otherchangedlocaldeletedmsg % prompts, 2) |
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330 choice = [b'other', b'local', b'unresolved'][index] |
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331 else: |
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332 # IMPORTANT: keep the last line of this prompt ("What do you want to |
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333 # do?") very short, see comment next to _localchangedotherdeletedmsg |
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334 # at the top of the file for details. |
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335 index = ui.promptchoice( |
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336 _( |
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337 b"file '%(fd)s' needs to be resolved.\n" |
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338 b"You can keep (l)ocal%(l)s, take (o)ther%(o)s, or leave " |
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339 b"(u)nresolved.\n" |
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340 b"What do you want to do?" |
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341 b"$$ &Local $$ &Other $$ &Unresolved" |
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342 ) |
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343 % prompts, |
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344 2, |
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345 ) |
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346 choice = [b'local', b'other', b'unresolved'][index] |
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347 |
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348 if choice == b'other': |
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349 return _iother(repo, mynode, local, other, base, toolconf) |
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350 elif choice == b'local': |
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351 return _ilocal(repo, mynode, local, other, base, toolconf) |
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352 elif choice == b'unresolved': |
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353 return _ifail(repo, mynode, local, other, base, toolconf) |
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354 except error.ResponseExpected: |
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355 ui.write(b"\n") |
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356 return _ifail(repo, mynode, local, other, base, toolconf) |
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357 |
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358 |
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359 @internaltool(b'local', nomerge) |
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360 def _ilocal(repo, mynode, local, other, base, toolconf): |
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361 """Uses the local `p1()` version of files as the merged version.""" |
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362 return 0, local.fctx.isabsent() |
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363 |
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364 |
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365 @internaltool(b'other', nomerge) |
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366 def _iother(repo, mynode, local, other, base, toolconf): |
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367 """Uses the other `p2()` version of files as the merged version.""" |
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368 if other.fctx.isabsent(): |
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369 # local changed, remote deleted -- 'deleted' picked |
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370 _underlyingfctxifabsent(local.fctx).remove() |
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371 deleted = True |
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372 else: |
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373 _underlyingfctxifabsent(local.fctx).write( |
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374 other.fctx.data(), other.fctx.flags() |
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375 ) |
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376 deleted = False |
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377 return 0, deleted |
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378 |
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379 |
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380 @internaltool(b'fail', nomerge) |
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381 def _ifail(repo, mynode, local, other, base, toolconf): |
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382 """ |
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383 Rather than attempting to merge files that were modified on both |
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384 branches, it marks them as unresolved. The resolve command must be |
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385 used to resolve these conflicts.""" |
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386 # for change/delete conflicts write out the changed version, then fail |
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387 if local.fctx.isabsent(): |
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388 _underlyingfctxifabsent(local.fctx).write( |
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389 other.fctx.data(), other.fctx.flags() |
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390 ) |
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391 return 1, False |
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392 |
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393 |
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394 def _underlyingfctxifabsent(filectx): |
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395 """Sometimes when resolving, our fcd is actually an absentfilectx, but |
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396 we want to write to it (to do the resolve). This helper returns the |
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397 underyling workingfilectx in that case. |
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398 """ |
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399 if filectx.isabsent(): |
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400 return filectx.changectx()[filectx.path()] |
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401 else: |
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402 return filectx |
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403 |
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404 |
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405 def _premerge(repo, local, other, base, toolconf, backup): |
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406 tool, toolpath, binary, symlink, scriptfn = toolconf |
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407 if symlink or local.fctx.isabsent() or other.fctx.isabsent(): |
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408 return 1 |
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409 |
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410 ui = repo.ui |
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411 |
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412 validkeep = [b'keep', b'keep-merge3', b'keep-mergediff'] |
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413 |
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414 # do we attempt to simplemerge first? |
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415 try: |
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416 premerge = _toolbool(ui, tool, b"premerge", not binary) |
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417 except error.ConfigError: |
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418 premerge = _toolstr(ui, tool, b"premerge", b"").lower() |
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419 if premerge not in validkeep: |
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420 _valid = b', '.join([b"'" + v + b"'" for v in validkeep]) |
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421 raise error.ConfigError( |
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422 _(b"%s.premerge not valid ('%s' is neither boolean nor %s)") |
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423 % (tool, premerge, _valid) |
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424 ) |
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425 |
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426 if premerge: |
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427 mode = b'merge' |
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428 if premerge == b'keep-mergediff': |
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429 mode = b'mergediff' |
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430 elif premerge == b'keep-merge3': |
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431 mode = b'merge3' |
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432 r = simplemerge.simplemerge( |
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433 ui, local, base, other, quiet=True, mode=mode |
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434 ) |
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435 if not r: |
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436 ui.debug(b" premerge successful\n") |
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437 return 0 |
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438 if premerge not in validkeep: |
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439 # restore from backup and try again |
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440 _restorebackup(local.fctx, backup) |
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441 return 1 # continue merging |
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442 |
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443 |
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444 def _mergecheck(repo, mynode, fcd, fco, fca, toolconf): |
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445 tool, toolpath, binary, symlink, scriptfn = toolconf |
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446 uipathfn = scmutil.getuipathfn(repo) |
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447 if symlink: |
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448 repo.ui.warn( |
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449 _(b'warning: internal %s cannot merge symlinks for %s\n') |
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450 % (tool, uipathfn(fcd.path())) |
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451 ) |
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452 return False |
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453 if fcd.isabsent() or fco.isabsent(): |
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454 repo.ui.warn( |
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455 _( |
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456 b'warning: internal %s cannot merge change/delete ' |
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457 b'conflict for %s\n' |
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458 ) |
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459 % (tool, uipathfn(fcd.path())) |
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460 ) |
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461 return False |
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462 return True |
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463 |
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464 |
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465 def _merge(repo, local, other, base, mode): |
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466 """ |
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467 Uses the internal non-interactive simple merge algorithm for merging |
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468 files. It will fail if there are any conflicts and leave markers in |
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469 the partially merged file. Markers will have two sections, one for each side |
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470 of merge, unless mode equals 'union' which suppresses the markers.""" |
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471 ui = repo.ui |
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472 |
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473 r = simplemerge.simplemerge(ui, local, base, other, mode=mode) |
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474 return True, r, False |
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475 |
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476 |
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477 @internaltool( |
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478 b'union', |
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479 fullmerge, |
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480 _( |
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481 b"warning: conflicts while merging %s! " |
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482 b"(edit, then use 'hg resolve --mark')\n" |
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483 ), |
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484 precheck=_mergecheck, |
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485 ) |
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486 def _iunion(repo, mynode, local, other, base, toolconf, backup): |
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487 """ |
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488 Uses the internal non-interactive simple merge algorithm for merging |
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489 files. It will use both left and right sides for conflict regions. |
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490 No markers are inserted.""" |
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491 return _merge(repo, local, other, base, b'union') |
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492 |
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493 |
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494 @internaltool( |
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495 b'merge', |
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496 fullmerge, |
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497 _( |
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498 b"warning: conflicts while merging %s! " |
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499 b"(edit, then use 'hg resolve --mark')\n" |
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500 ), |
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501 precheck=_mergecheck, |
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502 ) |
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503 def _imerge(repo, mynode, local, other, base, toolconf, backup): |
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504 """ |
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505 Uses the internal non-interactive simple merge algorithm for merging |
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506 files. It will fail if there are any conflicts and leave markers in |
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507 the partially merged file. Markers will have two sections, one for each side |
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508 of merge.""" |
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509 return _merge(repo, local, other, base, b'merge') |
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510 |
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511 |
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512 @internaltool( |
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513 b'merge3', |
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514 fullmerge, |
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515 _( |
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516 b"warning: conflicts while merging %s! " |
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517 b"(edit, then use 'hg resolve --mark')\n" |
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518 ), |
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519 precheck=_mergecheck, |
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520 ) |
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521 def _imerge3(repo, mynode, local, other, base, toolconf, backup): |
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522 """ |
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523 Uses the internal non-interactive simple merge algorithm for merging |
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524 files. It will fail if there are any conflicts and leave markers in |
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525 the partially merged file. Marker will have three sections, one from each |
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526 side of the merge and one for the base content.""" |
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527 return _merge(repo, local, other, base, b'merge3') |
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528 |
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529 |
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530 @internaltool( |
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531 b'merge3-lie-about-conflicts', |
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532 fullmerge, |
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533 b'', |
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534 precheck=_mergecheck, |
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535 ) |
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536 def _imerge3alwaysgood(*args, **kwargs): |
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537 # Like merge3, but record conflicts as resolved with markers in place. |
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538 # |
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539 # This is used for `diff.merge` to show the differences between |
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540 # the auto-merge state and the committed merge state. It may be |
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541 # useful for other things. |
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542 b1, junk, b2 = _imerge3(*args, **kwargs) |
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543 # TODO is this right? I'm not sure what these return values mean, |
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544 # but as far as I can tell this will indicate to callers tha the |
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545 # merge succeeded. |
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546 return b1, False, b2 |
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547 |
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548 |
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549 @internaltool( |
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550 b'mergediff', |
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551 fullmerge, |
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552 _( |
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553 b"warning: conflicts while merging %s! " |
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554 b"(edit, then use 'hg resolve --mark')\n" |
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555 ), |
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556 precheck=_mergecheck, |
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557 ) |
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558 def _imerge_diff(repo, mynode, local, other, base, toolconf, backup): |
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559 """ |
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560 Uses the internal non-interactive simple merge algorithm for merging |
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561 files. It will fail if there are any conflicts and leave markers in |
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562 the partially merged file. The marker will have two sections, one with the |
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563 content from one side of the merge, and one with a diff from the base |
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564 content to the content on the other side. (experimental)""" |
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565 return _merge(repo, local, other, base, b'mergediff') |
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566 |
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567 |
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568 @internaltool(b'merge-local', mergeonly, precheck=_mergecheck) |
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569 def _imergelocal(repo, mynode, local, other, base, toolconf, backup): |
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570 """ |
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571 Like :merge, but resolve all conflicts non-interactively in favor |
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572 of the local `p1()` changes.""" |
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573 return _merge(repo, local, other, base, b'local') |
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574 |
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575 |
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576 @internaltool(b'merge-other', mergeonly, precheck=_mergecheck) |
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577 def _imergeother(repo, mynode, local, other, base, toolconf, backup): |
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578 """ |
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579 Like :merge, but resolve all conflicts non-interactively in favor |
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580 of the other `p2()` changes.""" |
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581 return _merge(repo, local, other, base, b'other') |
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582 |
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583 |
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584 @internaltool( |
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585 b'tagmerge', |
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586 mergeonly, |
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587 _( |
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588 b"automatic tag merging of %s failed! " |
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589 b"(use 'hg resolve --tool :merge' or another merge " |
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590 b"tool of your choice)\n" |
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591 ), |
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592 ) |
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593 def _itagmerge(repo, mynode, local, other, base, toolconf, backup): |
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594 """ |
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595 Uses the internal tag merge algorithm (experimental). |
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596 """ |
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597 success, status = tagmerge.merge(repo, local.fctx, other.fctx, base.fctx) |
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598 return success, status, False |
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599 |
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600 |
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601 @internaltool(b'dump', fullmerge, binary=True, symlink=True) |
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602 def _idump(repo, mynode, local, other, base, toolconf, backup): |
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603 """ |
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604 Creates three versions of the files to merge, containing the |
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605 contents of local, other and base. These files can then be used to |
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606 perform a merge manually. If the file to be merged is named |
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607 ``a.txt``, these files will accordingly be named ``a.txt.local``, |
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608 ``a.txt.other`` and ``a.txt.base`` and they will be placed in the |
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609 same directory as ``a.txt``. |
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610 |
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611 This implies premerge. Therefore, files aren't dumped, if premerge |
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612 runs successfully. Use :forcedump to forcibly write files out. |
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613 """ |
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614 a = _workingpath(repo, local.fctx) |
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615 fd = local.fctx.path() |
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616 |
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617 from . import context |
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618 |
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619 if isinstance(local.fctx, context.overlayworkingfilectx): |
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620 raise error.InMemoryMergeConflictsError( |
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621 b'in-memory merge does not support the :dump tool.' |
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622 ) |
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623 |
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624 util.writefile(a + b".local", local.fctx.decodeddata()) |
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625 repo.wwrite(fd + b".other", other.fctx.data(), other.fctx.flags()) |
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626 repo.wwrite(fd + b".base", base.fctx.data(), base.fctx.flags()) |
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627 return False, 1, False |
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628 |
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629 |
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630 @internaltool(b'forcedump', mergeonly, binary=True, symlink=True) |
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631 def _forcedump(repo, mynode, local, other, base, toolconf, backup): |
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632 """ |
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633 Creates three versions of the files as same as :dump, but omits premerge. |
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634 """ |
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635 return _idump(repo, mynode, local, other, base, toolconf, backup) |
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636 |
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637 |
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638 def _xmergeimm(repo, mynode, local, other, base, toolconf, backup): |
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639 # In-memory merge simply raises an exception on all external merge tools, |
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640 # for now. |
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641 # |
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642 # It would be possible to run most tools with temporary files, but this |
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643 # raises the question of what to do if the user only partially resolves the |
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644 # file -- we can't leave a merge state. (Copy to somewhere in the .hg/ |
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645 # directory and tell the user how to get it is my best idea, but it's |
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646 # clunky.) |
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647 raise error.InMemoryMergeConflictsError( |
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648 b'in-memory merge does not support external merge tools' |
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649 ) |
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650 |
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651 |
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652 def _describemerge(ui, repo, mynode, fcl, fcb, fco, env, toolpath, args): |
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653 tmpl = ui.config(b'command-templates', b'pre-merge-tool-output') |
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654 if not tmpl: |
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655 return |
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656 |
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657 mappingdict = templateutil.mappingdict |
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658 props = { |
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659 b'ctx': fcl.changectx(), |
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660 b'node': hex(mynode), |
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661 b'path': fcl.path(), |
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662 b'local': mappingdict( |
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663 { |
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664 b'ctx': fcl.changectx(), |
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665 b'fctx': fcl, |
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666 b'node': hex(mynode), |
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667 b'name': _(b'local'), |
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668 b'islink': b'l' in fcl.flags(), |
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669 b'label': env[b'HG_MY_LABEL'], |
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670 } |
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671 ), |
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672 b'base': mappingdict( |
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673 { |
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674 b'ctx': fcb.changectx(), |
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675 b'fctx': fcb, |
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676 b'name': _(b'base'), |
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677 b'islink': b'l' in fcb.flags(), |
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678 b'label': env[b'HG_BASE_LABEL'], |
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679 } |
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680 ), |
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681 b'other': mappingdict( |
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682 { |
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683 b'ctx': fco.changectx(), |
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684 b'fctx': fco, |
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685 b'name': _(b'other'), |
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686 b'islink': b'l' in fco.flags(), |
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687 b'label': env[b'HG_OTHER_LABEL'], |
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688 } |
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689 ), |
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690 b'toolpath': toolpath, |
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691 b'toolargs': args, |
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692 } |
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693 |
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694 # TODO: make all of this something that can be specified on a per-tool basis |
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695 tmpl = templater.unquotestring(tmpl) |
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696 |
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697 # Not using cmdutil.rendertemplate here since it causes errors importing |
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698 # things for us to import cmdutil. |
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699 tres = formatter.templateresources(ui, repo) |
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700 t = formatter.maketemplater( |
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701 ui, tmpl, defaults=templatekw.keywords, resources=tres |
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702 ) |
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703 ui.status(t.renderdefault(props)) |
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704 |
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705 |
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706 def _xmerge(repo, mynode, local, other, base, toolconf, backup): |
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707 fcd = local.fctx |
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708 fco = other.fctx |
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709 fca = base.fctx |
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710 tool, toolpath, binary, symlink, scriptfn = toolconf |
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711 uipathfn = scmutil.getuipathfn(repo) |
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712 if fcd.isabsent() or fco.isabsent(): |
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713 repo.ui.warn( |
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714 _(b'warning: %s cannot merge change/delete conflict for %s\n') |
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715 % (tool, uipathfn(fcd.path())) |
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716 ) |
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717 return False, 1, None |
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718 localpath = _workingpath(repo, fcd) |
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719 args = _toolstr(repo.ui, tool, b"args") |
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720 |
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721 with _maketempfiles( |
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722 repo, fco, fca, repo.wvfs.join(backup.path()), b"$output" in args |
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723 ) as temppaths: |
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724 basepath, otherpath, localoutputpath = temppaths |
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725 outpath = b"" |
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726 |
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727 def format_label(input): |
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728 if input.label_detail: |
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729 return b'%s: %s' % (input.label, input.label_detail) |
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730 else: |
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731 return input.label |
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732 |
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733 env = { |
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734 b'HG_FILE': fcd.path(), |
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735 b'HG_MY_NODE': short(mynode), |
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736 b'HG_OTHER_NODE': short(fco.changectx().node()), |
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737 b'HG_BASE_NODE': short(fca.changectx().node()), |
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738 b'HG_MY_ISLINK': b'l' in fcd.flags(), |
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739 b'HG_OTHER_ISLINK': b'l' in fco.flags(), |
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740 b'HG_BASE_ISLINK': b'l' in fca.flags(), |
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741 b'HG_MY_LABEL': format_label(local), |
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742 b'HG_OTHER_LABEL': format_label(other), |
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743 b'HG_BASE_LABEL': format_label(base), |
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744 } |
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745 ui = repo.ui |
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746 |
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747 if b"$output" in args: |
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748 # read input from backup, write to original |
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749 outpath = localpath |
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750 localpath = localoutputpath |
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751 replace = { |
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752 b'local': localpath, |
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753 b'base': basepath, |
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754 b'other': otherpath, |
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755 b'output': outpath, |
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756 b'labellocal': format_label(local), |
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757 b'labelother': format_label(other), |
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758 b'labelbase': format_label(base), |
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759 } |
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760 args = util.interpolate( |
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761 br'\$', |
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762 replace, |
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763 args, |
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764 lambda s: procutil.shellquote(util.localpath(s)), |
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765 ) |
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766 if _toolbool(ui, tool, b"gui"): |
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767 repo.ui.status( |
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768 _(b'running merge tool %s for file %s\n') |
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769 % (tool, uipathfn(fcd.path())) |
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770 ) |
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771 if scriptfn is None: |
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772 cmd = toolpath + b' ' + args |
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773 repo.ui.debug(b'launching merge tool: %s\n' % cmd) |
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774 _describemerge(ui, repo, mynode, fcd, fca, fco, env, toolpath, args) |
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775 r = ui.system( |
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776 cmd, cwd=repo.root, environ=env, blockedtag=b'mergetool' |
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777 ) |
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778 else: |
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779 repo.ui.debug( |
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780 b'launching python merge script: %s:%s\n' % (toolpath, scriptfn) |
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781 ) |
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782 r = 0 |
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783 try: |
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784 # avoid cycle cmdutil->merge->filemerge->extensions->cmdutil |
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785 from . import extensions |
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786 |
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787 mod = extensions.loadpath(toolpath, b'hgmerge.%s' % tool) |
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788 except Exception: |
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789 raise error.Abort( |
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790 _(b"loading python merge script failed: %s") % toolpath |
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791 ) |
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792 mergefn = getattr(mod, scriptfn, None) |
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793 if mergefn is None: |
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794 raise error.Abort( |
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795 _(b"%s does not have function: %s") % (toolpath, scriptfn) |
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796 ) |
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797 argslist = procutil.shellsplit(args) |
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798 # avoid cycle cmdutil->merge->filemerge->hook->extensions->cmdutil |
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799 from . import hook |
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800 |
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801 ret, raised = hook.pythonhook( |
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802 ui, repo, b"merge", toolpath, mergefn, {b'args': argslist}, True |
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803 ) |
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804 if raised: |
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805 r = 1 |
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806 repo.ui.debug(b'merge tool returned: %d\n' % r) |
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807 return True, r, False |
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808 |
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809 |
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810 def _populate_label_detail(input, template): |
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811 """Applies the given template to the ctx and stores it in the input.""" |
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812 ctx = input.fctx.changectx() |
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813 if ctx.node() is None: |
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814 ctx = ctx.p1() |
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815 |
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816 props = {b'ctx': ctx} |
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817 templateresult = template.renderdefault(props) |
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818 input.label_detail = templateresult.splitlines()[0] # split for safety |
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819 |
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820 |
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821 def _populate_label_details(repo, inputs, tool=None): |
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822 """Populates the label details using the conflict marker template.""" |
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823 ui = repo.ui |
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824 template = ui.config(b'command-templates', b'mergemarker') |
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825 if tool is not None: |
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826 template = _toolstr(ui, tool, b'mergemarkertemplate', template) |
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827 template = templater.unquotestring(template) |
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828 tres = formatter.templateresources(ui, repo) |
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829 tmpl = formatter.maketemplater( |
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830 ui, template, defaults=templatekw.keywords, resources=tres |
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831 ) |
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832 |
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833 for input in inputs: |
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834 _populate_label_detail(input, tmpl) |
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835 |
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836 |
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837 def partextras(labels): |
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838 """Return a dictionary of extra labels for use in prompts to the user |
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839 |
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840 Intended use is in strings of the form "(l)ocal%(l)s". |
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841 """ |
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842 if labels is None: |
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843 return { |
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844 b"l": b"", |
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845 b"o": b"", |
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846 } |
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847 |
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848 return { |
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849 b"l": b" [%s]" % labels[0], |
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850 b"o": b" [%s]" % labels[1], |
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851 } |
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852 |
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853 |
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854 def _restorebackup(fcd, backup): |
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855 # TODO: Add a workingfilectx.write(otherfilectx) path so we can use |
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856 # util.copy here instead. |
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857 fcd.write(backup.data(), fcd.flags()) |
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858 |
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859 |
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860 def _makebackup(repo, ui, wctx, fcd): |
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861 """Makes and returns a filectx-like object for ``fcd``'s backup file. |
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862 |
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863 In addition to preserving the user's pre-existing modifications to `fcd` |
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864 (if any), the backup is used to undo certain premerges, confirm whether a |
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865 merge changed anything, and determine what line endings the new file should |
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866 have. |
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867 |
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868 Backups only need to be written once since their content doesn't change |
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869 afterwards. |
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870 """ |
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871 if fcd.isabsent(): |
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872 return None |
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873 # TODO: Break this import cycle somehow. (filectx -> ctx -> fileset -> |
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874 # merge -> filemerge). (I suspect the fileset import is the weakest link) |
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875 from . import context |
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876 |
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877 backup = scmutil.backuppath(ui, repo, fcd.path()) |
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878 inworkingdir = backup.startswith(repo.wvfs.base) and not backup.startswith( |
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879 repo.vfs.base |
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880 ) |
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881 if isinstance(fcd, context.overlayworkingfilectx) and inworkingdir: |
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882 # If the backup file is to be in the working directory, and we're |
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883 # merging in-memory, we must redirect the backup to the memory context |
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884 # so we don't disturb the working directory. |
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885 relpath = backup[len(repo.wvfs.base) + 1 :] |
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886 wctx[relpath].write(fcd.data(), fcd.flags()) |
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887 return wctx[relpath] |
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888 else: |
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889 # Otherwise, write to wherever path the user specified the backups |
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|
890 # should go. We still need to switch based on whether the source is |
0994125a31e5
filemerge: remove `premerge` argument from `_makebackup()`
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|
891 # in-memory so we can use the fast path of ``util.copy`` if both are |
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diff
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|
892 # on disk. |
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diff
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|
893 if isinstance(fcd, context.overlayworkingfilectx): |
48503
da38519cbd10
filemerge: rename backup variables from `back` to `backup`
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diff
changeset
|
894 util.writefile(backup, fcd.data()) |
48433
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filemerge: remove `premerge` argument from `_makebackup()`
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diff
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|
895 else: |
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diff
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|
896 a = _workingpath(repo, fcd) |
48503
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parents:
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diff
changeset
|
897 util.copyfile(a, backup) |
34784
123a68e6b473
filemerge: store backups in the overlayworkingctx if using imm
Phil Cohen <phillco@fb.com>
parents:
34782
diff
changeset
|
898 # A arbitraryfilectx is returned, so we can run the same functions on |
123a68e6b473
filemerge: store backups in the overlayworkingctx if using imm
Phil Cohen <phillco@fb.com>
parents:
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diff
changeset
|
899 # the backup context regardless of where it lives. |
48503
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diff
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|
900 return context.arbitraryfilectx(backup, repo=repo) |
34031
52bd006b4f49
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Phil Cohen <phillco@fb.com>
parents:
33906
diff
changeset
|
901 |
43076
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parents:
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diff
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|
902 |
36998
3723b42ff953
filemerge: move temp file unlinks to _maketempfiles
Kyle Lippincott <spectral@google.com>
parents:
36988
diff
changeset
|
903 @contextlib.contextmanager |
37077
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filemerge: make the 'local' path match the format that 'base' and 'other' use
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diff
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|
904 def _maketempfiles(repo, fco, fca, localpath, uselocalpath): |
1e30a26a65d0
filemerge: make the 'local' path match the format that 'base' and 'other' use
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diff
changeset
|
905 """Writes out `fco` and `fca` as temporary files, and (if uselocalpath) |
1e30a26a65d0
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diff
changeset
|
906 copies `localpath` to another temporary file, so an external merge tool may |
1e30a26a65d0
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36999
diff
changeset
|
907 use them. |
34031
52bd006b4f49
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Phil Cohen <phillco@fb.com>
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diff
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|
908 """ |
36999
e349ad5cbb71
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diff
changeset
|
909 tmproot = None |
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|
910 tmprootprefix = repo.ui.config(b'experimental', b'mergetempdirprefix') |
36999
e349ad5cbb71
filemerge: use a single temp dir instead of temp files
Kyle Lippincott <spectral@google.com>
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diff
changeset
|
911 if tmprootprefix: |
38165
2ce60954b1b7
py3: wrap tempfile.mkdtemp() to use bytes path
Yuya Nishihara <yuya@tcha.org>
parents:
38164
diff
changeset
|
912 tmproot = pycompat.mkdtemp(prefix=tmprootprefix) |
36999
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filemerge: use a single temp dir instead of temp files
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|
913 |
37077
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36999
diff
changeset
|
914 def maketempfrompath(prefix, path): |
1e30a26a65d0
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diff
changeset
|
915 fullbase, ext = os.path.splitext(path) |
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|
916 pre = b"%s~%s" % (os.path.basename(fullbase), prefix) |
36999
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diff
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|
917 if tmproot: |
e349ad5cbb71
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|
918 name = os.path.join(tmproot, pre) |
e349ad5cbb71
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|
919 if ext: |
e349ad5cbb71
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|
920 name += ext |
43503
313e3a279828
cleanup: remove pointless r-prefixes on double-quoted strings
Augie Fackler <augie@google.com>
parents:
43117
diff
changeset
|
921 f = open(name, "wb") |
36999
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diff
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|
922 else: |
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|
923 fd, name = pycompat.mkstemp(prefix=pre + b'.', suffix=ext) |
43503
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cleanup: remove pointless r-prefixes on double-quoted strings
Augie Fackler <augie@google.com>
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diff
changeset
|
924 f = os.fdopen(fd, "wb") |
37077
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diff
changeset
|
925 return f, name |
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36999
diff
changeset
|
926 |
1e30a26a65d0
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36999
diff
changeset
|
927 def tempfromcontext(prefix, ctx): |
1e30a26a65d0
filemerge: make the 'local' path match the format that 'base' and 'other' use
Kyle Lippincott <spectral@google.com>
parents:
36999
diff
changeset
|
928 f, name = maketempfrompath(prefix, ctx.path()) |
48348
6ce9ccfcac23
filemerge: simplify slightly by using filectx.decodeddata()
Martin von Zweigbergk <martinvonz@google.com>
parents:
48347
diff
changeset
|
929 data = ctx.decodeddata() |
34031
52bd006b4f49
filemerge: extract _maketemp and _makebackup
Phil Cohen <phillco@fb.com>
parents:
33906
diff
changeset
|
930 f.write(data) |
52bd006b4f49
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Phil Cohen <phillco@fb.com>
parents:
33906
diff
changeset
|
931 f.close() |
52bd006b4f49
filemerge: extract _maketemp and _makebackup
Phil Cohen <phillco@fb.com>
parents:
33906
diff
changeset
|
932 return name |
52bd006b4f49
filemerge: extract _maketemp and _makebackup
Phil Cohen <phillco@fb.com>
parents:
33906
diff
changeset
|
933 |
43077
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parents:
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diff
changeset
|
934 b = tempfromcontext(b"base", fca) |
687b865b95ad
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parents:
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diff
changeset
|
935 c = tempfromcontext(b"other", fco) |
37077
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parents:
36999
diff
changeset
|
936 d = localpath |
1e30a26a65d0
filemerge: make the 'local' path match the format that 'base' and 'other' use
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parents:
36999
diff
changeset
|
937 if uselocalpath: |
1e30a26a65d0
filemerge: make the 'local' path match the format that 'base' and 'other' use
Kyle Lippincott <spectral@google.com>
parents:
36999
diff
changeset
|
938 # We start off with this being the backup filename, so remove the .orig |
1e30a26a65d0
filemerge: make the 'local' path match the format that 'base' and 'other' use
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parents:
36999
diff
changeset
|
939 # to make syntax-highlighting more likely. |
43077
687b865b95ad
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parents:
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diff
changeset
|
940 if d.endswith(b'.orig'): |
37077
1e30a26a65d0
filemerge: make the 'local' path match the format that 'base' and 'other' use
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36999
diff
changeset
|
941 d, _ = os.path.splitext(d) |
43077
687b865b95ad
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Augie Fackler <augie@google.com>
parents:
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diff
changeset
|
942 f, d = maketempfrompath(b"local", d) |
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
943 with open(localpath, b'rb') as src: |
37077
1e30a26a65d0
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parents:
36999
diff
changeset
|
944 f.write(src.read()) |
1e30a26a65d0
filemerge: make the 'local' path match the format that 'base' and 'other' use
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36999
diff
changeset
|
945 f.close() |
1e30a26a65d0
filemerge: make the 'local' path match the format that 'base' and 'other' use
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parents:
36999
diff
changeset
|
946 |
36998
3723b42ff953
filemerge: move temp file unlinks to _maketempfiles
Kyle Lippincott <spectral@google.com>
parents:
36988
diff
changeset
|
947 try: |
37077
1e30a26a65d0
filemerge: make the 'local' path match the format that 'base' and 'other' use
Kyle Lippincott <spectral@google.com>
parents:
36999
diff
changeset
|
948 yield b, c, d |
36998
3723b42ff953
filemerge: move temp file unlinks to _maketempfiles
Kyle Lippincott <spectral@google.com>
parents:
36988
diff
changeset
|
949 finally: |
36999
e349ad5cbb71
filemerge: use a single temp dir instead of temp files
Kyle Lippincott <spectral@google.com>
parents:
36998
diff
changeset
|
950 if tmproot: |
e349ad5cbb71
filemerge: use a single temp dir instead of temp files
Kyle Lippincott <spectral@google.com>
parents:
36998
diff
changeset
|
951 shutil.rmtree(tmproot) |
e349ad5cbb71
filemerge: use a single temp dir instead of temp files
Kyle Lippincott <spectral@google.com>
parents:
36998
diff
changeset
|
952 else: |
e349ad5cbb71
filemerge: use a single temp dir instead of temp files
Kyle Lippincott <spectral@google.com>
parents:
36998
diff
changeset
|
953 util.unlink(b) |
e349ad5cbb71
filemerge: use a single temp dir instead of temp files
Kyle Lippincott <spectral@google.com>
parents:
36998
diff
changeset
|
954 util.unlink(c) |
37077
1e30a26a65d0
filemerge: make the 'local' path match the format that 'base' and 'other' use
Kyle Lippincott <spectral@google.com>
parents:
36999
diff
changeset
|
955 # if not uselocalpath, d is the 'orig'/backup file which we |
1e30a26a65d0
filemerge: make the 'local' path match the format that 'base' and 'other' use
Kyle Lippincott <spectral@google.com>
parents:
36999
diff
changeset
|
956 # shouldn't delete. |
1e30a26a65d0
filemerge: make the 'local' path match the format that 'base' and 'other' use
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parents:
36999
diff
changeset
|
957 if d and uselocalpath: |
1e30a26a65d0
filemerge: make the 'local' path match the format that 'base' and 'other' use
Kyle Lippincott <spectral@google.com>
parents:
36999
diff
changeset
|
958 util.unlink(d) |
34031
52bd006b4f49
filemerge: extract _maketemp and _makebackup
Phil Cohen <phillco@fb.com>
parents:
33906
diff
changeset
|
959 |
43076
2372284d9457
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Augie Fackler <augie@google.com>
parents:
42565
diff
changeset
|
960 |
48432
f45a4a47f6a8
filemerge: inline `_filemerge()` into `filemerge()`
Martin von Zweigbergk <martinvonz@google.com>
parents:
48431
diff
changeset
|
961 def filemerge(repo, wctx, mynode, orig, fcd, fco, fca, labels=None): |
6003
7855b88ba838
filemerge: pull file-merging code into its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
962 """perform a 3-way merge in the working directory |
7855b88ba838
filemerge: pull file-merging code into its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
963 |
6512
368a4ec603cc
merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents:
6212
diff
changeset
|
964 mynode = parent node before merge |
368a4ec603cc
merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents:
6212
diff
changeset
|
965 orig = original local filename before merge |
368a4ec603cc
merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents:
6212
diff
changeset
|
966 fco = other file context |
368a4ec603cc
merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents:
6212
diff
changeset
|
967 fca = ancestor file context |
368a4ec603cc
merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents:
6212
diff
changeset
|
968 fcd = local file context for current/destination file |
26606
2a405d307f8c
filemerge: also return whether the merge is complete
Siddharth Agarwal <sid0@fb.com>
parents:
26605
diff
changeset
|
969 |
27034
86ede9eda252
filemerge: return whether the file was deleted
Siddharth Agarwal <sid0@fb.com>
parents:
27033
diff
changeset
|
970 Returns whether the merge is complete, the return value of the merge, and |
86ede9eda252
filemerge: return whether the file was deleted
Siddharth Agarwal <sid0@fb.com>
parents:
27033
diff
changeset
|
971 a boolean indicating whether the file was deleted from disk.""" |
6003
7855b88ba838
filemerge: pull file-merging code into its own module
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
972 |
43076
2372284d9457
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parents:
42565
diff
changeset
|
973 if not fco.cmp(fcd): # files identical? |
48506
608a35db186c
filemerge: stop returning always-`True` value
Martin von Zweigbergk <martinvonz@google.com>
parents:
48505
diff
changeset
|
974 return None, False |
26512
4c52dd406adc
filemerge: indent filemerge.filemerge
Siddharth Agarwal <sid0@fb.com>
parents:
26224
diff
changeset
|
975 |
26608
ae5b60d3294f
filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents:
26607
diff
changeset
|
976 ui = repo.ui |
ae5b60d3294f
filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents:
26607
diff
changeset
|
977 fd = fcd.path() |
41510
faa49a5914bb
merge: respect ui.relative-paths
Martin von Zweigbergk <martinvonz@google.com>
parents:
41365
diff
changeset
|
978 uipathfn = scmutil.getuipathfn(repo) |
faa49a5914bb
merge: respect ui.relative-paths
Martin von Zweigbergk <martinvonz@google.com>
parents:
41365
diff
changeset
|
979 fduipath = uipathfn(fd) |
26608
ae5b60d3294f
filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents:
26607
diff
changeset
|
980 binary = fcd.isbinary() or fco.isbinary() or fca.isbinary() |
43077
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parents:
43076
diff
changeset
|
981 symlink = b'l' in fcd.flags() + fco.flags() |
27039
d7517deedf86
filemerge._picktool: only pick from nomerge tools for change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents:
27038
diff
changeset
|
982 changedelete = fcd.isabsent() or fco.isabsent() |
d7517deedf86
filemerge._picktool: only pick from nomerge tools for change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents:
27038
diff
changeset
|
983 tool, toolpath = _picktool(repo, ui, fd, binary, symlink, changedelete) |
38041
242eb5132203
filemerge: support specifying a python function to custom merge-tools
hindlemail <tom_hindle@sil.org>
parents:
37120
diff
changeset
|
984 scriptfn = None |
43077
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Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
985 if tool in internals and tool.startswith(b'internal:'): |
26608
ae5b60d3294f
filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents:
26607
diff
changeset
|
986 # normalize to new-style names (':merge' etc) |
43077
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43076
diff
changeset
|
987 tool = tool[len(b'internal') :] |
687b865b95ad
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Augie Fackler <augie@google.com>
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43076
diff
changeset
|
988 if toolpath and toolpath.startswith(b'python:'): |
38041
242eb5132203
filemerge: support specifying a python function to custom merge-tools
hindlemail <tom_hindle@sil.org>
parents:
37120
diff
changeset
|
989 invalidsyntax = False |
43077
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Augie Fackler <augie@google.com>
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43076
diff
changeset
|
990 if toolpath.count(b':') >= 2: |
687b865b95ad
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Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
991 script, scriptfn = toolpath[7:].rsplit(b':', 1) |
38041
242eb5132203
filemerge: support specifying a python function to custom merge-tools
hindlemail <tom_hindle@sil.org>
parents:
37120
diff
changeset
|
992 if not scriptfn: |
242eb5132203
filemerge: support specifying a python function to custom merge-tools
hindlemail <tom_hindle@sil.org>
parents:
37120
diff
changeset
|
993 invalidsyntax = True |
242eb5132203
filemerge: support specifying a python function to custom merge-tools
hindlemail <tom_hindle@sil.org>
parents:
37120
diff
changeset
|
994 # missing :callable can lead to spliting on windows drive letter |
43077
687b865b95ad
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parents:
43076
diff
changeset
|
995 if b'\\' in scriptfn or b'/' in scriptfn: |
38041
242eb5132203
filemerge: support specifying a python function to custom merge-tools
hindlemail <tom_hindle@sil.org>
parents:
37120
diff
changeset
|
996 invalidsyntax = True |
242eb5132203
filemerge: support specifying a python function to custom merge-tools
hindlemail <tom_hindle@sil.org>
parents:
37120
diff
changeset
|
997 else: |
242eb5132203
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hindlemail <tom_hindle@sil.org>
parents:
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998 invalidsyntax = True |
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999 if invalidsyntax: |
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1000 raise error.Abort(_(b"invalid 'python:' syntax: %s") % toolpath) |
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1001 toolpath = script |
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1002 ui.debug( |
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1003 b"picked tool '%s' for %s (binary %s symlink %s changedelete %s)\n" |
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1004 % ( |
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1005 tool, |
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1006 fduipath, |
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1007 pycompat.bytestr(binary), |
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1008 pycompat.bytestr(symlink), |
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1009 pycompat.bytestr(changedelete), |
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1010 ) |
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1011 ) |
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1012 |
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1013 if tool in internals: |
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1014 func = internals[tool] |
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1015 mergetype = func.mergetype |
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1016 onfailure = func.onfailure |
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1017 precheck = func.precheck |
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1018 isexternal = False |
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1019 else: |
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1020 if wctx.isinmemory(): |
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1021 func = _xmergeimm |
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1022 else: |
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1023 func = _xmerge |
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1024 mergetype = fullmerge |
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1025 onfailure = _(b"merging %s failed!\n") |
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1026 precheck = None |
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1027 isexternal = True |
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1028 |
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1029 toolconf = tool, toolpath, binary, symlink, scriptfn |
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1030 |
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1031 if not labels: |
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1032 labels = [b'local', b'other'] |
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1033 if len(labels) < 3: |
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1034 labels.append(b'base') |
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1035 local = simplemerge.MergeInput(fcd, labels[0]) |
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1036 other = simplemerge.MergeInput(fco, labels[1]) |
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1037 base = simplemerge.MergeInput(fca, labels[2]) |
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1038 if mergetype == nomerge: |
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1039 return func( |
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1040 repo, |
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1041 mynode, |
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1042 local, |
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1043 other, |
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1044 base, |
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1045 toolconf, |
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1046 ) |
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1047 |
48431
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|
1048 if orig != fco.path(): |
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1049 ui.status( |
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1050 _(b"merging %s and %s to %s\n") |
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|
1051 % (uipathfn(orig), uipathfn(fco.path()), fduipath) |
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1052 ) |
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|
1053 else: |
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|
1054 ui.status(_(b"merging %s\n") % fduipath) |
26528
8bfef5737321
filemerge: move 'merging' output to before file creation
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|
1055 |
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|
1056 ui.debug(b"my %s other %s ancestor %s\n" % (fcd, fco, fca)) |
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|
1057 |
48505
40522aea2f27
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Martin von Zweigbergk <martinvonz@google.com>
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|
1058 if precheck and not precheck(repo, mynode, fcd, fco, fca, toolconf): |
26608
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|
1059 if onfailure: |
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|
1060 if wctx.isinmemory(): |
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|
1061 raise error.InMemoryMergeConflictsError( |
43117
8ff1ecfadcd1
cleanup: join string literals that are already on one line
Martin von Zweigbergk <martinvonz@google.com>
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|
1062 b'in-memory merge does not support merge conflicts' |
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1063 ) |
41510
faa49a5914bb
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|
1064 ui.warn(onfailure % fduipath) |
48506
608a35db186c
filemerge: stop returning always-`True` value
Martin von Zweigbergk <martinvonz@google.com>
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|
1065 return 1, False |
26529
7833b13b001f
filemerge: move precheck to before files are written out
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26528
diff
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|
1066 |
48503
da38519cbd10
filemerge: rename backup variables from `back` to `backup`
Martin von Zweigbergk <martinvonz@google.com>
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diff
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|
1067 backup = _makebackup(repo, ui, wctx, fcd) |
26589
fb388aa26453
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|
1068 r = 1 |
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|
1069 try: |
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|
1070 internalmarkerstyle = ui.config(b'ui', b'mergemarkers') |
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1071 if isexternal: |
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1072 markerstyle = _toolstr(ui, tool, b'mergemarkers') |
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1073 else: |
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|
1074 markerstyle = internalmarkerstyle |
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|
1075 |
48431
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|
1076 if mergetype == fullmerge: |
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|
1077 # conflict markers generated by premerge will use 'detailed' |
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|
1078 # settings if either ui.mergemarkers or the tool's mergemarkers |
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1079 # setting is 'detailed'. This way tools can have basic labels in |
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1080 # space-constrained areas of the UI, but still get full information |
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|
1081 # in conflict markers if premerge is 'keep' or 'keep-merge3'. |
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|
1082 labeltool = None |
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|
1083 if markerstyle != b'basic': |
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|
1084 # respect 'tool's mergemarkertemplate (which defaults to |
45767
40411ad2f5d2
config: rename ui.mergemarkertemplate to command-templates.mergemarker
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|
1085 # command-templates.mergemarker) |
35907
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|
1086 labeltool = tool |
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|
1087 if internalmarkerstyle != b'basic' or markerstyle != b'basic': |
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|
1088 _populate_label_details( |
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|
1089 repo, [local, other, base], tool=labeltool |
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1090 ) |
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1091 |
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1092 r = _premerge( |
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|
1093 repo, |
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|
1094 local, |
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1095 other, |
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|
1096 base, |
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|
1097 toolconf, |
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|
1098 backup, |
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1099 ) |
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|
1100 # we're done if premerge was successful (r is 0) |
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|
1101 if not r: |
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|
1102 return r, False |
26567
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|
1103 |
48585
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|
1104 # Reset to basic labels |
48587
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|
1105 local.label_detail = None |
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|
1106 other.label_detail = None |
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|
1107 base.label_detail = None |
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|
1108 |
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|
1109 if markerstyle != b'basic': |
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1110 _populate_label_details(repo, [local, other, base], tool=tool) |
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1111 |
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1112 needcheck, r, deleted = func( |
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1113 repo, |
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1114 mynode, |
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1115 local, |
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1116 other, |
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1117 base, |
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1118 toolconf, |
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1119 backup, |
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1120 ) |
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1121 |
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1122 if needcheck: |
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1123 r = _check(repo, r, ui, tool, fcd, backup) |
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1124 |
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1125 if r: |
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1126 if onfailure: |
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1127 if wctx.isinmemory(): |
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1128 raise error.InMemoryMergeConflictsError( |
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1129 b'in-memory merge ' |
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1130 b'does not support ' |
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1131 b'merge conflicts' |
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1132 ) |
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1133 ui.warn(onfailure % fduipath) |
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1134 _onfilemergefailure(ui) |
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1135 |
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1136 return r, deleted |
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1137 finally: |
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1138 if not r and backup is not None: |
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1139 backup.remove() |
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1140 |
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1141 |
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1142 def _haltmerge(): |
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1143 msg = _(b'merge halted after failed merge (see hg resolve)') |
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1144 raise error.InterventionRequired(msg) |
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1145 |
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1146 |
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1147 def _onfilemergefailure(ui): |
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1148 action = ui.config(b'merge', b'on-failure') |
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1149 if action == b'prompt': |
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1150 msg = _(b'continue merge operation (yn)?$$ &Yes $$ &No') |
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1151 if ui.promptchoice(msg, 0) == 1: |
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1152 _haltmerge() |
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1153 if action == b'halt': |
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1154 _haltmerge() |
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1155 # default action is 'continue', in which case we neither prompt nor halt |
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1156 |
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1157 |
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1158 def hasconflictmarkers(data): |
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1159 # Detect lines starting with a string of 7 identical characters from the |
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1160 # subset Mercurial uses for conflict markers, followed by either the end of |
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1161 # line or a space and some text. Note that using [<>=+|-]{7} would detect |
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1162 # `<><><><><` as a conflict marker, which we don't want. |
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1163 return bool( |
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1164 re.search( |
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1165 br"^([<>=+|-])\1{6}( .*)$", |
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1166 data, |
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1167 re.MULTILINE, |
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1168 ) |
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1169 ) |
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1170 |
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1171 |
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1172 def _check(repo, r, ui, tool, fcd, backup): |
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1173 fd = fcd.path() |
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1174 uipathfn = scmutil.getuipathfn(repo) |
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1175 |
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1176 if not r and ( |
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1177 _toolbool(ui, tool, b"checkconflicts") |
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1178 or b'conflicts' in _toollist(ui, tool, b"check") |
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1179 ): |
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1180 if hasconflictmarkers(fcd.data()): |
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1181 r = 1 |
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1182 |
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1183 checked = False |
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1184 if b'prompt' in _toollist(ui, tool, b"check"): |
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1185 checked = True |
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1186 if ui.promptchoice( |
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1187 _(b"was merge of '%s' successful (yn)?$$ &Yes $$ &No") |
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1188 % uipathfn(fd), |
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1189 1, |
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1190 ): |
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1191 r = 1 |
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1192 |
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1193 if ( |
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1194 not r |
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1195 and not checked |
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1196 and ( |
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1197 _toolbool(ui, tool, b"checkchanged") |
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1198 or b'changed' in _toollist(ui, tool, b"check") |
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1199 ) |
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1200 ): |
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1201 if backup is not None and not fcd.cmp(backup): |
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1202 if ui.promptchoice( |
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1203 _( |
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1204 b" output file %s appears unchanged\n" |
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1205 b"was merge successful (yn)?" |
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1206 b"$$ &Yes $$ &No" |
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1207 ) |
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1208 % uipathfn(fd), |
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1209 1, |
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1210 ): |
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1211 r = 1 |
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1212 |
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1213 if backup is not None and _toolbool(ui, tool, b"fixeol"): |
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1214 _matcheol(_workingpath(repo, fcd), backup) |
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1215 |
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1216 return r |
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1217 |
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1218 |
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1219 def _workingpath(repo, ctx): |
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1220 return repo.wjoin(ctx.path()) |
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1221 |
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1222 |
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1223 def loadinternalmerge(ui, extname, registrarobj): |
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1224 """Load internal merge tool from specified registrarobj""" |
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1225 for name, func in pycompat.iteritems(registrarobj._table): |
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1226 fullname = b':' + name |
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1227 internals[fullname] = func |
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1228 internals[b'internal:' + name] = func |
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1229 internalsdoc[fullname] = func |
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1230 |
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1231 capabilities = sorted([k for k, v in func.capabilities.items() if v]) |
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1232 if capabilities: |
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1233 capdesc = b" (actual capabilities: %s)" % b', '.join( |
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1234 capabilities |
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1235 ) |
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1236 func.__doc__ = func.__doc__ + pycompat.sysstr(b"\n\n%s" % capdesc) |
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1237 |
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1238 # to put i18n comments into hg.pot for automatically generated texts |
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1239 |
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1240 # i18n: "binary" and "symlink" are keywords |
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1241 # i18n: this text is added automatically |
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1242 _(b" (actual capabilities: binary, symlink)") |
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1243 # i18n: "binary" is keyword |
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1244 # i18n: this text is added automatically |
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1245 _(b" (actual capabilities: binary)") |
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1246 # i18n: "symlink" is keyword |
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1247 # i18n: this text is added automatically |
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1248 _(b" (actual capabilities: symlink)") |
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1249 |
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1250 |
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1251 # load built-in merge tools explicitly to setup internalsdoc |
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1252 loadinternalmerge(None, None, internaltool) |
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1253 |
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1254 # tell hggettext to extract docstrings from these functions: |
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1255 i18nfunctions = internals.values() |