Mercurial > hg
annotate hgext/churn.py @ 9322:81900431589f
mercurial.ini: provide more useful info
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* List extensions, all disabled
* add [patch] section, for fixing patch behavior when using win32text
* example [extdiff] section, all disabled
* example [diff] section, all disabled
author | Steve Borho <steve@borho.org> |
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date | Mon, 03 Aug 2009 23:27:25 -0500 |
parents | d7b6429c5ad4 |
children | 1ef630452e0b dbe2bdd5e488 |
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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7 # GNU General Public License version 2, incorporated herein by reference. |
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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, util, templater |
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13 import sys, os |
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14 import time, datetime |
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15 |
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16 def maketemplater(ui, repo, tmpl): |
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17 tmpl = templater.parsestring(tmpl, quoted=False) |
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18 try: |
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19 t = cmdutil.changeset_templater(ui, repo, False, None, None, False) |
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20 except SyntaxError, inst: |
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21 raise util.Abort(inst.args[0]) |
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22 t.use_template(tmpl) |
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23 return t |
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24 |
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Returns lines changed for paths specified as arguments correctly.
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25 def changedlines(ui, repo, ctx1, ctx2, fns): |
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26 lines = 0 |
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27 fmatch = cmdutil.matchfiles(repo, fns) |
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28 diff = ''.join(patch.diff(repo, ctx1.node(), ctx2.node(), fmatch)) |
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29 for l in diff.split('\n'): |
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30 if (l.startswith("+") and not l.startswith("+++ ") or |
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31 l.startswith("-") and not l.startswith("--- ")): |
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32 lines += 1 |
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33 return lines |
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34 |
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35 def countrate(ui, repo, amap, *pats, **opts): |
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36 """Calculate stats""" |
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37 if opts.get('dateformat'): |
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38 def getkey(ctx): |
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39 t, tz = ctx.date() |
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40 date = datetime.datetime(*time.gmtime(float(t) - tz)[:6]) |
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41 return date.strftime(opts['dateformat']) |
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42 else: |
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43 tmpl = opts.get('template', '{author|email}') |
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44 tmpl = maketemplater(ui, repo, tmpl) |
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45 def getkey(ctx): |
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46 ui.pushbuffer() |
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47 tmpl.show(ctx) |
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48 return ui.popbuffer() |
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49 |
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50 count = pct = 0 |
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51 rate = {} |
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52 df = False |
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53 if opts.get('date'): |
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54 df = util.matchdate(opts['date']) |
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55 |
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56 get = util.cachefunc(lambda r: repo[r].changeset()) |
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57 changeiter, matchfn = cmdutil.walkchangerevs(ui, repo, pats, get, opts) |
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58 for st, rev, fns in changeiter: |
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59 if not st == 'add': |
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60 continue |
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61 if df and not df(get(rev)[2][0]): # doesn't match date format |
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62 continue |
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63 |
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64 ctx = repo[rev] |
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65 key = getkey(ctx) |
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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) + 1 |
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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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72 ui.note(_('Revision %d is a merge, ignoring...\n') % (rev,)) |
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73 continue |
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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] = rate.get(key, 0) + lines |
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79 if opts.get('progress'): |
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81 newpct = int(100.0 * count / max(len(repo), 1)) |
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83 pct = newpct | |
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84 ui.write("\r" + _("generating stats: %d%%") % pct) |
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85 sys.stdout.flush() |
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86 |
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87 if opts.get('progress'): |
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88 ui.write("\r") |
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89 sys.stdout.flush() |
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90 |
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91 return rate |
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92 |
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93 |
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94 def churn(ui, repo, *pats, **opts): |
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95 '''histogram of changes to the repository |
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97 This command will display a histogram representing the number |
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98 of changed lines or revisions, grouped according to the given |
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99 template. The default template will group changes by author. |
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100 The --dateformat option may be used to group the results by |
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101 date instead. |
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102 |
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103 Statistics are based on the number of changed lines, or |
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104 alternatively the number of matching revisions if the |
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105 --changesets option is specified. |
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106 |
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107 Examples:: |
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108 |
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109 # display count of changed lines for every committer |
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110 hg churn -t '{author|email}' |
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111 |
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112 # display daily activity graph |
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113 hg churn -f '%H' -s -c |
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114 |
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115 # display activity of developers by month |
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116 hg churn -f '%Y-%m' -s -c |
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117 |
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118 # display count of lines changed in every year |
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119 hg churn -f '%Y' -s |
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120 |
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121 It is possible to map alternate email addresses to a main address |
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122 by providing a file using the following format:: |
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123 |
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124 <alias email> <actual email> |
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125 |
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126 Such a file may be specified with the --aliases option, otherwise |
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127 a .hgchurn file will be looked for in the working directory root. |
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128 ''' |
3040 | 129 def pad(s, l): |
6759 | 130 return (s + " " * l)[:l] |
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131 |
3040 | 132 amap = {} |
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133 aliases = opts.get('aliases') |
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134 if not aliases and os.path.exists(repo.wjoin('.hgchurn')): |
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135 aliases = repo.wjoin('.hgchurn') |
3040 | 136 if aliases: |
6759 | 137 for l in open(aliases, "r"): |
138 l = l.strip() | |
139 alias, actual = l.split() | |
140 amap[alias] = actual | |
3040 | 141 |
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142 rate = countrate(ui, repo, amap, *pats, **opts).items() |
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143 if not rate: |
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144 return |
3040 | 145 |
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146 sortkey = ((not opts.get('sort')) and (lambda x: -x[1]) or None) |
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147 rate.sort(key=sortkey) |
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148 |
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149 maxcount = float(max([v for k, v in rate])) |
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150 maxname = max([len(k) for k, v in rate]) |
3040 | 151 |
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152 ttywidth = util.termwidth() |
6759 | 153 ui.debug(_("assuming %i character terminal\n") % ttywidth) |
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154 width = ttywidth - maxname - 2 - 6 - 2 - 2 |
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155 |
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156 for date, count in rate: |
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157 print "%s %6d %s" % (pad(date, maxname), count, |
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158 "*" * int(count * width / maxcount)) |
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159 |
3040 | 160 |
161 cmdtable = { | |
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162 "churn": |
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163 (churn, |
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164 [('r', 'rev', [], _('count rate for the specified revision or range')), |
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165 ('d', 'date', '', _('count rate for revisions matching date spec')), |
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166 ('t', 'template', '{author|email}', _('template to group changesets')), |
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167 ('f', 'dateformat', '', |
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168 _('strftime-compatible format for grouping by date')), |
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169 ('c', 'changesets', False, _('count rate by number of changesets')), |
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170 ('s', 'sort', False, _('sort by key (default: sort by count)')), |
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171 ('', 'aliases', '', _('file with email aliases')), |
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172 ('', 'progress', None, _('show progress'))], |
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173 _("hg churn [-d DATE] [-r REV] [--aliases FILE] [--progress] [FILE]")), |
3040 | 174 } |