annotate hgext/churn.py @ 21245:75c8720092ba

churn: declare command using decorator
author Gregory Szorc <gregory.szorc@gmail.com>
date Sun, 04 May 2014 21:46:24 -0700
parents 9846b40d01e7
children a57deb45c744
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1 # churn.py - create a graph of revisions count grouped by template
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2 #
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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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5 #
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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 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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10
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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 from mercurial import encoding
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14 import os
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15 import time, datetime
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16
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17 cmdtable = {}
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18 command = cmdutil.command(cmdtable)
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19 testedwith = 'internal'
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20
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21 def maketemplater(ui, repo, tmpl):
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22 tmpl = templater.parsestring(tmpl, quoted=False)
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23 try:
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24 t = cmdutil.changeset_templater(ui, repo, False, None, tmpl,
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25 None, False)
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26 except SyntaxError, inst:
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27 raise util.Abort(inst.args[0])
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28 return t
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29
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30 def changedlines(ui, repo, ctx1, ctx2, fns):
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31 added, removed = 0, 0
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32 fmatch = scmutil.matchfiles(repo, fns)
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33 diff = ''.join(patch.diff(repo, ctx1.node(), ctx2.node(), fmatch))
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34 for l in diff.split('\n'):
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35 if l.startswith("+") and not l.startswith("+++ "):
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36 added += 1
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37 elif l.startswith("-") and not l.startswith("--- "):
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38 removed += 1
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39 return (added, removed)
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40
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41 def countrate(ui, repo, amap, *pats, **opts):
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42 """Calculate stats"""
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43 if opts.get('dateformat'):
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44 def getkey(ctx):
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45 t, tz = ctx.date()
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46 date = datetime.datetime(*time.gmtime(float(t) - tz)[:6])
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47 return date.strftime(opts['dateformat'])
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48 else:
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49 tmpl = opts.get('template', '{author|email}')
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50 tmpl = maketemplater(ui, repo, tmpl)
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51 def getkey(ctx):
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52 ui.pushbuffer()
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53 tmpl.show(ctx)
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54 return ui.popbuffer()
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55
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56 state = {'count': 0}
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57 rate = {}
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58 df = False
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59 if opts.get('date'):
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60 df = util.matchdate(opts['date'])
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61
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62 m = scmutil.match(repo[None], pats, opts)
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63 def prep(ctx, fns):
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64 rev = ctx.rev()
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65 if df and not df(ctx.date()[0]): # doesn't match date format
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66 return
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67
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68 key = getkey(ctx).strip()
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69 key = amap.get(key, key) # alias remap
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70 if opts.get('changesets'):
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71 rate[key] = (rate.get(key, (0,))[0] + 1, 0)
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72 else:
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73 parents = ctx.parents()
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74 if len(parents) > 1:
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75 ui.note(_('revision %d is a merge, ignoring...\n') % (rev,))
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76 return
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77
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78 ctx1 = parents[0]
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79 lines = changedlines(ui, repo, ctx1, ctx, fns)
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80 rate[key] = [r + l for r, l in zip(rate.get(key, (0, 0)), lines)]
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81
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82 state['count'] += 1
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83 ui.progress(_('analyzing'), state['count'], total=len(repo))
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84
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85 for ctx in cmdutil.walkchangerevs(repo, m, opts, prep):
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86 continue
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87
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88 ui.progress(_('analyzing'), None)
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89
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90 return rate
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91
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92
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93 @command('churn',
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94 [('r', 'rev', [],
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95 _('count rate for the specified revision or range'), _('REV')),
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96 ('d', 'date', '',
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97 _('count rate for revisions matching date spec'), _('DATE')),
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98 ('t', 'template', '{author|email}',
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99 _('template to group changesets'), _('TEMPLATE')),
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100 ('f', 'dateformat', '',
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101 _('strftime-compatible format for grouping by date'), _('FORMAT')),
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102 ('c', 'changesets', False, _('count rate by number of changesets')),
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103 ('s', 'sort', False, _('sort by key (default: sort by count)')),
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104 ('', 'diffstat', False, _('display added/removed lines separately')),
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105 ('', 'aliases', '', _('file with email aliases'), _('FILE')),
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106 ] + commands.walkopts,
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107 _("hg churn [-d DATE] [-r REV] [--aliases FILE] [FILE]"))
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108 def churn(ui, repo, *pats, **opts):
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109 '''histogram of changes to the repository
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110
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111 This command will display a histogram representing the number
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112 of changed lines or revisions, grouped according to the given
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113 template. The default template will group changes by author.
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114 The --dateformat option may be used to group the results by
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115 date instead.
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116
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117 Statistics are based on the number of changed lines, or
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118 alternatively the number of matching revisions if the
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119 --changesets option is specified.
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120
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121 Examples::
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122
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123 # display count of changed lines for every committer
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124 hg churn -t "{author|email}"
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125
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126 # display daily activity graph
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127 hg churn -f "%H" -s -c
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128
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129 # display activity of developers by month
19959
9ef92384415c doc: use double quotation mark to quote arguments in examples for Windows users
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19464
diff changeset
130 hg churn -f "%Y-%m" -s -c
3223
53e843840349 Whitespace/Tab cleanup
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3090
diff changeset
131
7065
9bc46d069a76 churn: generalisation, now it is possible to see statistics grouped by custom template
Alexander Solovyov <piranha@piranha.org.ua>
parents: 7051
diff changeset
132 # display count of lines changed in every year
19959
9ef92384415c doc: use double quotation mark to quote arguments in examples for Windows users
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19464
diff changeset
133 hg churn -f "%Y" -s
7070
2627ef59195d churn and stats commands merged
Alexander Solovyov <piranha@piranha.org.ua>
parents: 7065
diff changeset
134
8823
d9f4c182aeca churn: improve description
Cédric Duval <cedricduval@free.fr>
parents: 8254
diff changeset
135 It is possible to map alternate email addresses to a main address
9254
db13255617b3 churn: wrap docstrings at 70 characters
Martin Geisler <mg@lazybytes.net>
parents: 9205
diff changeset
136 by providing a file using the following format::
8843
eb7b247a98ea kill trailing whitespace
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 8823
diff changeset
137
11264
30c620e48d1c churn: support spaces in aliases (issue2222)
Alexander Solovyov <piranha@piranha.org.ua>
parents: 10905
diff changeset
138 <alias email> = <actual email>
8254
f108e89400d8 churn: use .hgchurn in repo root as default map file
Martin Geisler <mg@lazybytes.net>
parents: 8228
diff changeset
139
9254
db13255617b3 churn: wrap docstrings at 70 characters
Martin Geisler <mg@lazybytes.net>
parents: 9205
diff changeset
140 Such a file may be specified with the --aliases option, otherwise
db13255617b3 churn: wrap docstrings at 70 characters
Martin Geisler <mg@lazybytes.net>
parents: 9205
diff changeset
141 a .hgchurn file will be looked for in the working directory root.
19464
68f7129af6a8 churn: split email aliases from the right
Matthew Turk <matthewturk@gmail.com>
parents: 18369
diff changeset
142 Aliases will be split from the rightmost "=".
8254
f108e89400d8 churn: use .hgchurn in repo root as default map file
Martin Geisler <mg@lazybytes.net>
parents: 8228
diff changeset
143 '''
3040
f74077473b36 Churn extension
Josef "Jeff" Sipek <jeff@josefsipek.net>
parents:
diff changeset
144 def pad(s, l):
21163
9846b40d01e7 churn: compute padding with unicode strings
Isaac Jurado <diptongo@gmail.com>
parents: 20667
diff changeset
145 return s + " " * (l - encoding.colwidth(s))
3223
53e843840349 Whitespace/Tab cleanup
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3090
diff changeset
146
3040
f74077473b36 Churn extension
Josef "Jeff" Sipek <jeff@josefsipek.net>
parents:
diff changeset
147 amap = {}
3045
c0be8990e819 Add revision range support
Brendan Cully <brendan@kublai.com>
parents: 3043
diff changeset
148 aliases = opts.get('aliases')
8254
f108e89400d8 churn: use .hgchurn in repo root as default map file
Martin Geisler <mg@lazybytes.net>
parents: 8228
diff changeset
149 if not aliases and os.path.exists(repo.wjoin('.hgchurn')):
f108e89400d8 churn: use .hgchurn in repo root as default map file
Martin Geisler <mg@lazybytes.net>
parents: 8228
diff changeset
150 aliases = repo.wjoin('.hgchurn')
3040
f74077473b36 Churn extension
Josef "Jeff" Sipek <jeff@josefsipek.net>
parents:
diff changeset
151 if aliases:
6759
9d2ab50803e9 churn: major refactor
Matt Mackall <mpm@selenic.com>
parents: 6750
diff changeset
152 for l in open(aliases, "r"):
12069
7c3c44413bc1 churn: do not crash on malformed lines in alias file
Martin Geisler <mg@lazybytes.net>
parents: 12068
diff changeset
153 try:
19464
68f7129af6a8 churn: split email aliases from the right
Matthew Turk <matthewturk@gmail.com>
parents: 18369
diff changeset
154 alias, actual = l.rsplit('=' in l and '=' or None, 1)
12069
7c3c44413bc1 churn: do not crash on malformed lines in alias file
Martin Geisler <mg@lazybytes.net>
parents: 12068
diff changeset
155 amap[alias.strip()] = actual.strip()
7c3c44413bc1 churn: do not crash on malformed lines in alias file
Martin Geisler <mg@lazybytes.net>
parents: 12068
diff changeset
156 except ValueError:
7c3c44413bc1 churn: do not crash on malformed lines in alias file
Martin Geisler <mg@lazybytes.net>
parents: 12068
diff changeset
157 l = l.strip()
7c3c44413bc1 churn: do not crash on malformed lines in alias file
Martin Geisler <mg@lazybytes.net>
parents: 12068
diff changeset
158 if l:
16231
ce292f1379ba i18n: fix all remaining uses of % inside _()
Matt Mackall <mpm@selenic.com>
parents: 14671
diff changeset
159 ui.warn(_("skipping malformed alias: %s\n") % l)
12068
2e7647d25458 churn: do not crash on empty lines in alias file
Ronny Pfannschmidt <Ronny.Pfannschmidt@gmx.de>
parents: 11321
diff changeset
160 continue
3040
f74077473b36 Churn extension
Josef "Jeff" Sipek <jeff@josefsipek.net>
parents:
diff changeset
161
7065
9bc46d069a76 churn: generalisation, now it is possible to see statistics grouped by custom template
Alexander Solovyov <piranha@piranha.org.ua>
parents: 7051
diff changeset
162 rate = countrate(ui, repo, amap, *pats, **opts).items()
9bc46d069a76 churn: generalisation, now it is possible to see statistics grouped by custom template
Alexander Solovyov <piranha@piranha.org.ua>
parents: 7051
diff changeset
163 if not rate:
5588
083b6e3142a2 churn: avoid division by zero
Matt Mackall <mpm@selenic.com>
parents: 5482
diff changeset
164 return
3040
f74077473b36 Churn extension
Josef "Jeff" Sipek <jeff@josefsipek.net>
parents:
diff changeset
165
18369
2150e70c0ee1 churn: sort users with same churn by name
Mads Kiilerich <mads@kiilerich.com>
parents: 17773
diff changeset
166 if opts.get('sort'):
2150e70c0ee1 churn: sort users with same churn by name
Mads Kiilerich <mads@kiilerich.com>
parents: 17773
diff changeset
167 rate.sort()
2150e70c0ee1 churn: sort users with same churn by name
Mads Kiilerich <mads@kiilerich.com>
parents: 17773
diff changeset
168 else:
2150e70c0ee1 churn: sort users with same churn by name
Mads Kiilerich <mads@kiilerich.com>
parents: 17773
diff changeset
169 rate.sort(key=lambda x: (-sum(x[1]), x))
7065
9bc46d069a76 churn: generalisation, now it is possible to see statistics grouped by custom template
Alexander Solovyov <piranha@piranha.org.ua>
parents: 7051
diff changeset
170
9388
f7968bba2307 churn: issue833 was reintroduced in 9bc46d069a76, correct it and add a test
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8934
diff changeset
171 # Be careful not to have a zero maxcount (issue833)
9669
9b127e888640 churn: ability to display added/removed lines separately
Alexander Solovyov <piranha@piranha.org.ua>
parents: 9665
diff changeset
172 maxcount = float(max(sum(v) for k, v in rate)) or 1.0
9390
637f2726ec7f churn: use genexps now that we dropped 2.3 compatibility
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 9389
diff changeset
173 maxname = max(len(k) for k, v in rate)
3040
f74077473b36 Churn extension
Josef "Jeff" Sipek <jeff@josefsipek.net>
parents:
diff changeset
174
12689
c52c629ce19e termwidth: move to ui.ui from util
Augie Fackler <durin42@gmail.com>
parents: 12070
diff changeset
175 ttywidth = ui.termwidth()
9467
4c041f1ee1b4 do not attempt to translate ui.debug output
Martin Geisler <mg@lazybytes.net>
parents: 9390
diff changeset
176 ui.debug("assuming %i character terminal\n" % ttywidth)
9669
9b127e888640 churn: ability to display added/removed lines separately
Alexander Solovyov <piranha@piranha.org.ua>
parents: 9665
diff changeset
177 width = ttywidth - maxname - 2 - 2 - 2
7065
9bc46d069a76 churn: generalisation, now it is possible to see statistics grouped by custom template
Alexander Solovyov <piranha@piranha.org.ua>
parents: 7051
diff changeset
178
9669
9b127e888640 churn: ability to display added/removed lines separately
Alexander Solovyov <piranha@piranha.org.ua>
parents: 9665
diff changeset
179 if opts.get('diffstat'):
9b127e888640 churn: ability to display added/removed lines separately
Alexander Solovyov <piranha@piranha.org.ua>
parents: 9665
diff changeset
180 width -= 15
11501
deb5d02ae91c churn: remove tuple parameter unpacking (deprecated in py3k)
Renato Cunha <renatoc@gmail.com>
parents: 11321
diff changeset
181 def format(name, diffstat):
deb5d02ae91c churn: remove tuple parameter unpacking (deprecated in py3k)
Renato Cunha <renatoc@gmail.com>
parents: 11321
diff changeset
182 added, removed = diffstat
11310
ac873ecfc3c2 Backed out changeset: e1dde7363601
Steve Borho <steve@borho.org>
parents: 11302
diff changeset
183 return "%s %15s %s%s\n" % (pad(name, maxname),
ac873ecfc3c2 Backed out changeset: e1dde7363601
Steve Borho <steve@borho.org>
parents: 11302
diff changeset
184 '+%d/-%d' % (added, removed),
10821
a6ac91c313af churn: make use of output labeling
Brodie Rao <brodie@bitheap.org>
parents: 10700
diff changeset
185 ui.label('+' * charnum(added),
a6ac91c313af churn: make use of output labeling
Brodie Rao <brodie@bitheap.org>
parents: 10700
diff changeset
186 'diffstat.inserted'),
a6ac91c313af churn: make use of output labeling
Brodie Rao <brodie@bitheap.org>
parents: 10700
diff changeset
187 ui.label('-' * charnum(removed),
a6ac91c313af churn: make use of output labeling
Brodie Rao <brodie@bitheap.org>
parents: 10700
diff changeset
188 'diffstat.deleted'))
9669
9b127e888640 churn: ability to display added/removed lines separately
Alexander Solovyov <piranha@piranha.org.ua>
parents: 9665
diff changeset
189 else:
9b127e888640 churn: ability to display added/removed lines separately
Alexander Solovyov <piranha@piranha.org.ua>
parents: 9665
diff changeset
190 width -= 6
9b127e888640 churn: ability to display added/removed lines separately
Alexander Solovyov <piranha@piranha.org.ua>
parents: 9665
diff changeset
191 def format(name, count):
11310
ac873ecfc3c2 Backed out changeset: e1dde7363601
Steve Borho <steve@borho.org>
parents: 11302
diff changeset
192 return "%s %6d %s\n" % (pad(name, maxname), sum(count),
ac873ecfc3c2 Backed out changeset: e1dde7363601
Steve Borho <steve@borho.org>
parents: 11302
diff changeset
193 '*' * charnum(sum(count)))
9669
9b127e888640 churn: ability to display added/removed lines separately
Alexander Solovyov <piranha@piranha.org.ua>
parents: 9665
diff changeset
194
9b127e888640 churn: ability to display added/removed lines separately
Alexander Solovyov <piranha@piranha.org.ua>
parents: 9665
diff changeset
195 def charnum(count):
10282
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10263
diff changeset
196 return int(round(count * width / maxcount))
9669
9b127e888640 churn: ability to display added/removed lines separately
Alexander Solovyov <piranha@piranha.org.ua>
parents: 9665
diff changeset
197
9b127e888640 churn: ability to display added/removed lines separately
Alexander Solovyov <piranha@piranha.org.ua>
parents: 9665
diff changeset
198 for name, count in rate:
11310
ac873ecfc3c2 Backed out changeset: e1dde7363601
Steve Borho <steve@borho.org>
parents: 11302
diff changeset
199 ui.write(format(name, count))
6223
bab6c8f2bb1a churn: show comitter email addresses unclipped (bug 1023)
Stephen Deasey <sdeasey@gmail.com>
parents: 6212
diff changeset
200
17773
434e5bd615fc commands: don't infer repo for commands like update (issue2748)
Siddharth Agarwal <sid0@fb.com>
parents: 16924
diff changeset
201 commands.inferrepo += " churn"