hgext/churn.py
author Gregory Szorc <gregory.szorc@gmail.com>
Sun, 04 May 2014 21:33:14 -0700
changeset 21253 d2ce7a20fe86
parent 21245 75c8720092ba
child 21779 a57deb45c744
permissions -rw-r--r--
share: declare commands using decorator
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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# churn.py - create a graph of revisions count grouped by template
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#
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# Copyright 2006 Josef "Jeff" Sipek <jeffpc@josefsipek.net>
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# Copyright 2008 Alexander Solovyov <piranha@piranha.org.ua>
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2 or any later version.
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'''command to display statistics about repository history'''
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from mercurial.i18n import _
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from mercurial import patch, cmdutil, scmutil, util, templater, commands
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from mercurial import encoding
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import os
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import time, datetime
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cmdtable = {}
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command = cmdutil.command(cmdtable)
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testedwith = 'internal'
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def maketemplater(ui, repo, tmpl):
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    tmpl = templater.parsestring(tmpl, quoted=False)
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    try:
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        t = cmdutil.changeset_templater(ui, repo, False, None, tmpl,
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                                        None, False)
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    except SyntaxError, inst:
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        raise util.Abort(inst.args[0])
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    return t
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def changedlines(ui, repo, ctx1, ctx2, fns):
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    added, removed = 0, 0
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    fmatch = scmutil.matchfiles(repo, fns)
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    diff = ''.join(patch.diff(repo, ctx1.node(), ctx2.node(), fmatch))
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    for l in diff.split('\n'):
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        if l.startswith("+") and not l.startswith("+++ "):
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            added += 1
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        elif l.startswith("-") and not l.startswith("--- "):
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            removed += 1
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    return (added, removed)
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def countrate(ui, repo, amap, *pats, **opts):
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    """Calculate stats"""
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    if opts.get('dateformat'):
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        def getkey(ctx):
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            t, tz = ctx.date()
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            date = datetime.datetime(*time.gmtime(float(t) - tz)[:6])
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            return date.strftime(opts['dateformat'])
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    else:
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        tmpl = opts.get('template', '{author|email}')
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        tmpl = maketemplater(ui, repo, tmpl)
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        def getkey(ctx):
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            ui.pushbuffer()
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            tmpl.show(ctx)
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            return ui.popbuffer()
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    state = {'count': 0}
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    rate = {}
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    df = False
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    if opts.get('date'):
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        df = util.matchdate(opts['date'])
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    m = scmutil.match(repo[None], pats, opts)
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    def prep(ctx, fns):
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        rev = ctx.rev()
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        if df and not df(ctx.date()[0]): # doesn't match date format
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            return
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        key = getkey(ctx).strip()
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        key = amap.get(key, key) # alias remap
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        if opts.get('changesets'):
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            rate[key] = (rate.get(key, (0,))[0] + 1, 0)
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        else:
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            parents = ctx.parents()
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            if len(parents) > 1:
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                ui.note(_('revision %d is a merge, ignoring...\n') % (rev,))
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                return
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            ctx1 = parents[0]
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            lines = changedlines(ui, repo, ctx1, ctx, fns)
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            rate[key] = [r + l for r, l in zip(rate.get(key, (0, 0)), lines)]
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        state['count'] += 1
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        ui.progress(_('analyzing'), state['count'], total=len(repo))
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    for ctx in cmdutil.walkchangerevs(repo, m, opts, prep):
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        continue
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    ui.progress(_('analyzing'), None)
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    return rate
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@command('churn',
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    [('r', 'rev', [],
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     _('count rate for the specified revision or range'), _('REV')),
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    ('d', 'date', '',
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     _('count rate for revisions matching date spec'), _('DATE')),
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    ('t', 'template', '{author|email}',
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     _('template to group changesets'), _('TEMPLATE')),
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    ('f', 'dateformat', '',
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     _('strftime-compatible format for grouping by date'), _('FORMAT')),
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    ('c', 'changesets', False, _('count rate by number of changesets')),
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    ('s', 'sort', False, _('sort by key (default: sort by count)')),
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    ('', 'diffstat', False, _('display added/removed lines separately')),
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    ('', 'aliases', '', _('file with email aliases'), _('FILE')),
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    ] + commands.walkopts,
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    _("hg churn [-d DATE] [-r REV] [--aliases FILE] [FILE]"))
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def churn(ui, repo, *pats, **opts):
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    '''histogram of changes to the repository
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    This command will display a histogram representing the number
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    of changed lines or revisions, grouped according to the given
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    template. The default template will group changes by author.
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    The --dateformat option may be used to group the results by
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    date instead.
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    Statistics are based on the number of changed lines, or
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    alternatively the number of matching revisions if the
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    --changesets option is specified.
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    Examples::
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   123
      # display count of changed lines for every committer
19959
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FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19464
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   124
      hg churn -t "{author|email}"
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Alexander Solovyov <piranha@piranha.org.ua>
parents: 7051
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   125
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parents: 7051
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   126
      # display daily activity graph
19959
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FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19464
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   127
      hg churn -f "%H" -s -c
6666
53465a7464e2 convert comments to docstrings in a bunch of extensions
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 6598
diff changeset
   128
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parents: 7051
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   129
      # display activity of developers by month
19959
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FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19464
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   130
      hg churn -f "%Y-%m" -s -c
3223
53e843840349 Whitespace/Tab cleanup
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3090
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   131
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parents: 7051
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      # display count of lines changed in every year
19959
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FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19464
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   133
      hg churn -f "%Y" -s
7070
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Alexander Solovyov <piranha@piranha.org.ua>
parents: 7065
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   134
8823
d9f4c182aeca churn: improve description
Cédric Duval <cedricduval@free.fr>
parents: 8254
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   135
    It is possible to map alternate email addresses to a main address
9254
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Martin Geisler <mg@lazybytes.net>
parents: 9205
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   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
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   138
      <alias email> = <actual email>
8254
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Martin Geisler <mg@lazybytes.net>
parents: 8228
diff changeset
   139
9254
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parents: 9205
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    Such a file may be specified with the --aliases option, otherwise
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parents: 9205
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   141
    a .hgchurn file will be looked for in the working directory root.
19464
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Matthew Turk <matthewturk@gmail.com>
parents: 18369
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   142
    Aliases will be split from the rightmost "=".
8254
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Martin Geisler <mg@lazybytes.net>
parents: 8228
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   143
    '''
3040
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Josef "Jeff" Sipek <jeff@josefsipek.net>
parents:
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    def pad(s, l):
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Isaac Jurado <diptongo@gmail.com>
parents: 20667
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   145
        return s + " " * (l - encoding.colwidth(s))
3223
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Thomas Arendsen Hein <thomas@intevation.de>
parents: 3090
diff changeset
   146
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Josef "Jeff" Sipek <jeff@josefsipek.net>
parents:
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    amap = {}
3045
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Brendan Cully <brendan@kublai.com>
parents: 3043
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    aliases = opts.get('aliases')
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parents: 8228
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   149
    if not aliases and os.path.exists(repo.wjoin('.hgchurn')):
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parents: 8228
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        aliases = repo.wjoin('.hgchurn')
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Josef "Jeff" Sipek <jeff@josefsipek.net>
parents:
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    if aliases:
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Matt Mackall <mpm@selenic.com>
parents: 6750
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   152
        for l in open(aliases, "r"):
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Martin Geisler <mg@lazybytes.net>
parents: 12068
diff changeset
   153
            try:
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parents: 18369
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   154
                alias, actual = l.rsplit('=' in l and '=' or None, 1)
12069
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parents: 12068
diff changeset
   155
                amap[alias.strip()] = actual.strip()
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parents: 12068
diff changeset
   156
            except ValueError:
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parents: 12068
diff changeset
   157
                l = l.strip()
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parents: 12068
diff changeset
   158
                if l:
16231
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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
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Josef "Jeff" Sipek <jeff@josefsipek.net>
parents:
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   161
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   162
    rate = countrate(ui, repo, amap, *pats, **opts).items()
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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
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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'):
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Mads Kiilerich <mads@kiilerich.com>
parents: 17773
diff changeset
   167
        rate.sort()
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Mads Kiilerich <mads@kiilerich.com>
parents: 17773
diff changeset
   168
    else:
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Mads Kiilerich <mads@kiilerich.com>
parents: 17773
diff changeset
   169
        rate.sort(key=lambda x: (-sum(x[1]), x))
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parents: 7051
diff changeset
   170
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Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 8934
diff changeset
   171
    # Be careful not to have a zero maxcount (issue833)
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parents: 9665
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   172
    maxcount = float(max(sum(v) for k, v in rate)) or 1.0
9390
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Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 9389
diff changeset
   173
    maxname = max(len(k) for k, v in rate)
3040
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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
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parents: 9665
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   177
    width = ttywidth - maxname - 2 - 2 - 2
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parents: 7051
diff changeset
   178
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   179
    if opts.get('diffstat'):
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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):
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Renato Cunha <renatoc@gmail.com>
parents: 11321
diff changeset
   182
            added, removed = diffstat
11310
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Steve Borho <steve@borho.org>
parents: 11302
diff changeset
   183
            return "%s %15s %s%s\n" % (pad(name, maxname),
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Steve Borho <steve@borho.org>
parents: 11302
diff changeset
   184
                                       '+%d/-%d' % (added, removed),
10821
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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'),
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Brodie Rao <brodie@bitheap.org>
parents: 10700
diff changeset
   187
                                       ui.label('-' * charnum(removed),
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parents: 10700
diff changeset
   188
                                                'diffstat.deleted'))
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parents: 9665
diff changeset
   189
    else:
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Alexander Solovyov <piranha@piranha.org.ua>
parents: 9665
diff changeset
   190
        width -= 6
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parents: 9665
diff changeset
   191
        def format(name, count):
11310
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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
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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
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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
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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"