Mercurial > hg
annotate hgext/churn.py @ 51630:513597087b89
branching: merge stable into default
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
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date | Mon, 10 Jun 2024 12:12:56 +0200 |
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1 # churn.py - create a graph of revisions count grouped by template |
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3 # Copyright 2006 Josef "Jeff" Sipek <jeffpc@josefsipek.net> | |
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4 # Copyright 2008 Alexander Solovyov <piranha@piranha.org.ua> |
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6 # This software may be used and distributed according to the terms of the |
10263 | 7 # GNU General Public License version 2 or any later version. |
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8 |
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9 '''command to display statistics about repository history''' |
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11 |
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12 import datetime |
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13 import os |
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14 import time |
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15 |
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16 from mercurial.i18n import _ |
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17 from mercurial.pycompat import open |
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18 from mercurial import ( |
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19 cmdutil, |
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20 encoding, |
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21 logcmdutil, |
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22 patch, |
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23 pycompat, |
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24 registrar, |
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25 scmutil, |
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26 ) |
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27 |
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28 cmdtable = {} |
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29 command = registrar.command(cmdtable) |
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30 # Note for extension authors: ONLY specify testedwith = 'ships-with-hg-core' for |
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31 # extensions which SHIP WITH MERCURIAL. Non-mainline extensions should |
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32 # be specifying the version(s) of Mercurial they are tested with, or |
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33 # leave the attribute unspecified. |
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34 testedwith = b'ships-with-hg-core' |
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35 |
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36 |
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37 def changedlines(ui, repo, ctx1, ctx2, fmatch): |
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38 added, removed = 0, 0 |
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39 diff = b''.join(patch.diff(repo, ctx1.node(), ctx2.node(), fmatch)) |
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40 inhunk = False |
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41 for l in diff.split(b'\n'): |
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42 if inhunk and l.startswith(b"+"): |
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43 added += 1 |
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44 elif inhunk and l.startswith(b"-"): |
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45 removed += 1 |
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46 elif l.startswith(b"@"): |
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47 inhunk = True |
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48 elif l.startswith(b"d"): |
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49 inhunk = False |
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50 return (added, removed) |
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51 |
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52 |
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53 def countrate(ui, repo, amap, *pats, **opts): |
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54 """Calculate stats""" |
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55 if opts.get('dateformat'): |
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56 |
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57 def getkey(ctx): |
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58 t, tz = ctx.date() |
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59 date = datetime.datetime(*time.gmtime(float(t) - tz)[:6]) |
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60 return encoding.strtolocal( |
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61 date.strftime(encoding.strfromlocal(opts['dateformat'])) |
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62 ) |
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63 |
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64 else: |
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65 tmpl = opts.get('oldtemplate') or opts.get('template') |
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66 tmpl = logcmdutil.maketemplater(ui, repo, tmpl) |
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67 |
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68 def getkey(ctx): |
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69 ui.pushbuffer() |
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70 tmpl.show(ctx) |
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71 return ui.popbuffer() |
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72 |
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73 progress = ui.makeprogress( |
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74 _(b'analyzing'), unit=_(b'revisions'), total=len(repo) |
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75 ) |
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76 rate = {} |
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77 |
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78 def prep(ctx, fmatch): |
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79 rev = ctx.rev() |
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80 key = getkey(ctx).strip() |
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81 key = amap.get(key, key) # alias remap |
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82 if opts.get('changesets'): |
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83 rate[key] = (rate.get(key, (0,))[0] + 1, 0) |
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84 else: |
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85 parents = ctx.parents() |
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86 if len(parents) > 1: |
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87 ui.note(_(b'revision %d is a merge, ignoring...\n') % (rev,)) |
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88 return |
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90 ctx1 = parents[0] |
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91 lines = changedlines(ui, repo, ctx1, ctx, fmatch) |
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92 rate[key] = [r + l for r, l in zip(rate.get(key, (0, 0)), lines)] |
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94 progress.increment() |
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95 |
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96 wopts = logcmdutil.walkopts( |
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97 pats=pats, |
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98 opts=pycompat.byteskwargs(opts), |
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99 revspec=opts['rev'], |
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100 date=opts['date'], |
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101 include_pats=opts['include'], |
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102 exclude_pats=opts['exclude'], |
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103 ) |
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104 revs, makefilematcher = logcmdutil.makewalker(repo, wopts) |
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105 for ctx in scmutil.walkchangerevs(repo, revs, makefilematcher, prep): |
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106 continue |
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107 |
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108 progress.complete() |
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109 |
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110 return rate |
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111 |
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112 |
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113 @command( |
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114 b'churn', |
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115 [ |
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116 ( |
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117 b'r', |
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118 b'rev', |
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119 [], |
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120 _(b'count rate for the specified revision or revset'), |
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121 _(b'REV'), |
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122 ), |
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123 ( |
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124 b'd', |
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125 b'date', |
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126 b'', |
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127 _(b'count rate for revisions matching date spec'), |
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128 _(b'DATE'), |
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129 ), |
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130 ( |
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131 b't', |
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132 b'oldtemplate', |
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133 b'', |
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134 _(b'template to group changesets (DEPRECATED)'), |
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135 _(b'TEMPLATE'), |
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136 ), |
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137 ( |
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138 b'T', |
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139 b'template', |
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140 b'{author|email}', |
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141 _(b'template to group changesets'), |
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142 _(b'TEMPLATE'), |
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143 ), |
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144 ( |
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145 b'f', |
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146 b'dateformat', |
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147 b'', |
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148 _(b'strftime-compatible format for grouping by date'), |
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149 _(b'FORMAT'), |
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150 ), |
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151 (b'c', b'changesets', False, _(b'count rate by number of changesets')), |
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152 (b's', b'sort', False, _(b'sort by key (default: sort by count)')), |
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153 (b'', b'diffstat', False, _(b'display added/removed lines separately')), |
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154 (b'', b'aliases', b'', _(b'file with email aliases'), _(b'FILE')), |
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155 ] |
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156 + cmdutil.walkopts, |
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157 _(b"hg churn [-d DATE] [-r REV] [--aliases FILE] [FILE]"), |
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158 helpcategory=command.CATEGORY_MAINTENANCE, |
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159 inferrepo=True, |
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160 ) |
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161 def churn(ui, repo, *pats, **opts): |
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162 """histogram of changes to the repository |
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164 This command will display a histogram representing the number |
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165 of changed lines or revisions, grouped according to the given |
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166 template. The default template will group changes by author. |
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167 The --dateformat option may be used to group the results by |
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168 date instead. |
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169 |
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170 Statistics are based on the number of changed lines, or |
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171 alternatively the number of matching revisions if the |
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172 --changesets option is specified. |
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173 |
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174 Examples:: |
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175 |
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176 # display count of changed lines for every committer |
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177 hg churn -T "{author|email}" |
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178 |
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179 # display daily activity graph |
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180 hg churn -f "%H" -s -c |
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181 |
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182 # display activity of developers by month |
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183 hg churn -f "%Y-%m" -s -c |
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184 |
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185 # display count of lines changed in every year |
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186 hg churn -f "%Y" -s |
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187 |
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188 # display count of lines changed in a time range |
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189 hg churn -d "2020-04 to 2020-09" |
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190 |
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191 It is possible to map alternate email addresses to a main address |
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192 by providing a file using the following format:: |
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193 |
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194 <alias email> = <actual email> |
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195 |
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196 Such a file may be specified with the --aliases option, otherwise |
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197 a .hgchurn file will be looked for in the working directory root. |
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198 Aliases will be split from the rightmost "=". |
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199 """ |
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200 |
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202 return s + b" " * (l - encoding.colwidth(s)) |
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203 |
3040 | 204 amap = {} |
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205 aliases = opts.get('aliases') |
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206 if not aliases and os.path.exists(repo.wjoin(b'.hgchurn')): |
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207 aliases = repo.wjoin(b'.hgchurn') |
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209 for l in open(aliases, b"rb"): |
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210 try: |
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211 alias, actual = l.rsplit(b'=' in l and b'=' or None, 1) |
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212 amap[alias.strip()] = actual.strip() |
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213 except ValueError: |
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214 l = l.strip() |
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215 if l: |
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216 ui.warn(_(b"skipping malformed alias: %s\n") % l) |
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217 continue |
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219 rate = list(countrate(ui, repo, amap, *pats, **opts).items()) |
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220 if not rate: |
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221 return |
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223 if opts.get('sort'): |
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224 rate.sort() |
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225 else: |
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226 rate.sort(key=lambda x: (-sum(x[1]), x)) |
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227 |
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228 # Be careful not to have a zero maxcount (issue833) |
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229 maxcount = float(max(sum(v) for k, v in rate)) or 1.0 |
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230 maxname = max(len(k) for k, v in rate) |
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232 ttywidth = ui.termwidth() |
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233 ui.debug(b"assuming %i character terminal\n" % ttywidth) |
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234 width = ttywidth - maxname - 2 - 2 - 2 |
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235 |
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236 if opts.get('diffstat'): |
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237 width -= 15 |
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238 |
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239 def format(name, diffstat): |
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240 added, removed = diffstat |
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241 return b"%s %15s %s%s\n" % ( |
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242 pad(name, maxname), |
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243 b'+%d/-%d' % (added, removed), |
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244 ui.label(b'+' * charnum(added), b'diffstat.inserted'), |
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245 ui.label(b'-' * charnum(removed), b'diffstat.deleted'), |
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246 ) |
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247 |
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248 else: |
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249 width -= 6 |
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250 |
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251 def format(name, count): |
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252 return b"%s %6d %s\n" % ( |
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253 pad(name, maxname), |
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254 sum(count), |
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255 b'*' * charnum(sum(count)), |
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256 ) |
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257 |
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258 def charnum(count): |
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259 return int(count * width // maxcount) |
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260 |
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261 for name, count in rate: |
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262 ui.write(format(name, count)) |