Mercurial > hg
annotate hgext/churn.py @ 17792:a1c4b21fc1b2
phases: add a phase and phasestr method to file context
author | Sean Farley <sean.michael.farley@gmail.com> |
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date | Tue, 16 Oct 2012 17:09:50 -0500 |
parents | 434e5bd615fc |
children | 2150e70c0ee1 |
rev | line source |
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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 |
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8 |
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9 '''command to display statistics about repository history''' |
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11 from mercurial.i18n import _ |
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12 from mercurial import patch, cmdutil, scmutil, util, templater, commands |
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13 import os |
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14 import time, datetime |
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15 |
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16 testedwith = 'internal' |
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17 |
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18 def maketemplater(ui, repo, tmpl): |
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19 tmpl = templater.parsestring(tmpl, quoted=False) |
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20 try: |
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21 t = cmdutil.changeset_templater(ui, repo, False, None, None, False) |
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22 except SyntaxError, inst: |
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23 raise util.Abort(inst.args[0]) |
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24 t.use_template(tmpl) |
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25 return t |
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26 |
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Returns lines changed for paths specified as arguments correctly.
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27 def changedlines(ui, repo, ctx1, ctx2, fns): |
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28 added, removed = 0, 0 |
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29 fmatch = scmutil.matchfiles(repo, fns) |
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30 diff = ''.join(patch.diff(repo, ctx1.node(), ctx2.node(), fmatch)) |
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31 for l in diff.split('\n'): |
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32 if l.startswith("+") and not l.startswith("+++ "): |
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33 added += 1 |
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34 elif l.startswith("-") and not l.startswith("--- "): |
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35 removed += 1 |
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36 return (added, removed) |
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37 |
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38 def countrate(ui, repo, amap, *pats, **opts): |
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39 """Calculate stats""" |
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40 if opts.get('dateformat'): |
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41 def getkey(ctx): |
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42 t, tz = ctx.date() |
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43 date = datetime.datetime(*time.gmtime(float(t) - tz)[:6]) |
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44 return date.strftime(opts['dateformat']) |
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45 else: |
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46 tmpl = opts.get('template', '{author|email}') |
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47 tmpl = maketemplater(ui, repo, tmpl) |
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48 def getkey(ctx): |
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49 ui.pushbuffer() |
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50 tmpl.show(ctx) |
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51 return ui.popbuffer() |
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52 |
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53 state = {'count': 0} |
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54 rate = {} |
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55 df = False |
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56 if opts.get('date'): |
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57 df = util.matchdate(opts['date']) |
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58 |
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59 m = scmutil.match(repo[None], pats, opts) |
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60 def prep(ctx, fns): |
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61 rev = ctx.rev() |
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62 if df and not df(ctx.date()[0]): # doesn't match date format |
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63 return |
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64 |
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65 key = getkey(ctx).strip() |
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66 key = amap.get(key, key) # alias remap |
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67 if opts.get('changesets'): |
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68 rate[key] = (rate.get(key, (0,))[0] + 1, 0) |
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69 else: |
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70 parents = ctx.parents() |
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71 if len(parents) > 1: |
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73 return |
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75 ctx1 = parents[0] |
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76 lines = changedlines(ui, repo, ctx1, ctx, fns) |
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77 rate[key] = [r + l for r, l in zip(rate.get(key, (0, 0)), lines)] |
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79 state['count'] += 1 |
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80 ui.progress(_('analyzing'), state['count'], total=len(repo)) |
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81 |
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82 for ctx in cmdutil.walkchangerevs(repo, m, opts, prep): |
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83 continue |
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84 |
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85 ui.progress(_('analyzing'), None) |
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86 |
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87 return rate |
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88 |
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89 |
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90 def churn(ui, repo, *pats, **opts): |
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91 '''histogram of changes to the repository |
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93 This command will display a histogram representing the number |
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94 of changed lines or revisions, grouped according to the given |
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95 template. The default template will group changes by author. |
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96 The --dateformat option may be used to group the results by |
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97 date instead. |
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98 |
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99 Statistics are based on the number of changed lines, or |
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100 alternatively the number of matching revisions if the |
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101 --changesets option is specified. |
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102 |
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103 Examples:: |
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104 |
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105 # display count of changed lines for every committer |
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106 hg churn -t '{author|email}' |
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107 |
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108 # display daily activity graph |
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109 hg churn -f '%H' -s -c |
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110 |
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111 # display activity of developers by month |
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112 hg churn -f '%Y-%m' -s -c |
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113 |
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114 # display count of lines changed in every year |
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115 hg churn -f '%Y' -s |
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116 |
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117 It is possible to map alternate email addresses to a main address |
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118 by providing a file using the following format:: |
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119 |
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120 <alias email> = <actual email> |
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121 |
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122 Such a file may be specified with the --aliases option, otherwise |
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123 a .hgchurn file will be looked for in the working directory root. |
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124 ''' |
3040 | 125 def pad(s, l): |
6759 | 126 return (s + " " * l)[:l] |
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127 |
3040 | 128 amap = {} |
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129 aliases = opts.get('aliases') |
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130 if not aliases and os.path.exists(repo.wjoin('.hgchurn')): |
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131 aliases = repo.wjoin('.hgchurn') |
3040 | 132 if aliases: |
6759 | 133 for l in open(aliases, "r"): |
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134 try: |
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135 alias, actual = l.split('=' in l and '=' or None, 1) |
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136 amap[alias.strip()] = actual.strip() |
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137 except ValueError: |
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138 l = l.strip() |
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139 if l: |
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140 ui.warn(_("skipping malformed alias: %s\n") % l) |
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141 continue |
3040 | 142 |
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143 rate = countrate(ui, repo, amap, *pats, **opts).items() |
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144 if not rate: |
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145 return |
3040 | 146 |
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147 sortkey = ((not opts.get('sort')) and (lambda x: -sum(x[1])) or None) |
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148 rate.sort(key=sortkey) |
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149 |
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150 # Be careful not to have a zero maxcount (issue833) |
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151 maxcount = float(max(sum(v) for k, v in rate)) or 1.0 |
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152 maxname = max(len(k) for k, v in rate) |
3040 | 153 |
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154 ttywidth = ui.termwidth() |
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155 ui.debug("assuming %i character terminal\n" % ttywidth) |
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156 width = ttywidth - maxname - 2 - 2 - 2 |
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157 |
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158 if opts.get('diffstat'): |
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159 width -= 15 |
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160 def format(name, diffstat): |
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161 added, removed = diffstat |
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162 return "%s %15s %s%s\n" % (pad(name, maxname), |
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163 '+%d/-%d' % (added, removed), |
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164 ui.label('+' * charnum(added), |
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165 'diffstat.inserted'), |
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166 ui.label('-' * charnum(removed), |
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167 'diffstat.deleted')) |
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168 else: |
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169 width -= 6 |
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170 def format(name, count): |
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171 return "%s %6d %s\n" % (pad(name, maxname), sum(count), |
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172 '*' * charnum(sum(count))) |
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173 |
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174 def charnum(count): |
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175 return int(round(count * width / maxcount)) |
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176 |
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177 for name, count in rate: |
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178 ui.write(format(name, count)) |
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179 |
3040 | 180 |
181 cmdtable = { | |
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182 "churn": |
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183 (churn, |
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184 [('r', 'rev', [], |
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185 _('count rate for the specified revision or range'), _('REV')), |
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186 ('d', 'date', '', |
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187 _('count rate for revisions matching date spec'), _('DATE')), |
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188 ('t', 'template', '{author|email}', |
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189 _('template to group changesets'), _('TEMPLATE')), |
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190 ('f', 'dateformat', '', |
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191 _('strftime-compatible format for grouping by date'), _('FORMAT')), |
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192 ('c', 'changesets', False, _('count rate by number of changesets')), |
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193 ('s', 'sort', False, _('sort by key (default: sort by count)')), |
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194 ('', 'diffstat', False, _('display added/removed lines separately')), |
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195 ('', 'aliases', '', |
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196 _('file with email aliases'), _('FILE')), |
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197 ] + commands.walkopts, |
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198 _("hg churn [-d DATE] [-r REV] [--aliases FILE] [FILE]")), |
3040 | 199 } |
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200 |
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201 commands.inferrepo += " churn" |