--- a/hgext/churn.py Sun Sep 03 18:41:16 2006 -0400
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,179 +0,0 @@
-# churn.py - create a graph showing who changed the most lines
-#
-# Copyright 2006 Josef "Jeff" Sipek <jeffpc@josefsipek.net>
-#
-# This software may be used and distributed according to the terms
-# of the GNU General Public License, incorporated herein by reference.
-#
-#
-# Aliases map file format is simple one alias per line in the following
-# format:
-#
-# <alias email> <actual email>
-
-from mercurial.demandload import *
-from mercurial.i18n import gettext as _
-demandload(globals(), 'time sys signal os')
-demandload(globals(), 'mercurial:hg,mdiff,fancyopts,commands,ui,util,templater,node')
-
-def __gather(ui, repo, node1, node2):
- def dirtywork(f, mmap1, mmap2):
- lines = 0
-
- to = mmap1 and repo.file(f).read(mmap1[f]) or None
- tn = mmap2 and repo.file(f).read(mmap2[f]) or None
-
- diff = mdiff.unidiff(to, "", tn, "", f).split("\n")
-
- for line in diff:
- if not line:
- continue # skip EOF
- if line.startswith(" "):
- continue # context line
- if line.startswith("--- ") or line.startswith("+++ "):
- continue # begining of diff
- if line.startswith("@@ "):
- continue # info line
-
- # changed lines
- lines += 1
-
- return lines
-
- ##
-
- lines = 0
-
- changes = repo.status(node1, node2, None, util.always)[:5]
-
- modified, added, removed, deleted, unknown = changes
-
- who = repo.changelog.read(node2)[1]
- who = templater.email(who) # get the email of the person
-
- mmap1 = repo.manifest.read(repo.changelog.read(node1)[0])
- mmap2 = repo.manifest.read(repo.changelog.read(node2)[0])
- for f in modified:
- lines += dirtywork(f, mmap1, mmap2)
-
- for f in added:
- lines += dirtywork(f, None, mmap2)
-
- for f in removed:
- lines += dirtywork(f, mmap1, None)
-
- for f in deleted:
- lines += dirtywork(f, mmap1, mmap2)
-
- for f in unknown:
- lines += dirtywork(f, mmap1, mmap2)
-
- return (who, lines)
-
-def gather_stats(ui, repo, amap, revs=None, progress=False):
- stats = {}
-
- cl = repo.changelog
-
- if not revs:
- revs = range(0, cl.count())
-
- nr_revs = len(revs)
- cur_rev = 0
-
- for rev in revs:
- cur_rev += 1 # next revision
-
- node2 = cl.node(rev)
- node1 = cl.parents(node2)[0]
-
- if cl.parents(node2)[1] != node.nullid:
- ui.note(_('Revision %d is a merge, ignoring...\n') % (rev,))
- continue
-
- who, lines = __gather(ui, repo, node1, node2)
-
- # remap the owner if possible
- if amap.has_key(who):
- ui.note("using '%s' alias for '%s'\n" % (amap[who], who))
- who = amap[who]
-
- if not stats.has_key(who):
- stats[who] = 0
- stats[who] += lines
-
- ui.note("rev %d: %d lines by %s\n" % (rev, lines, who))
-
- if progress:
- if int(100.0*(cur_rev - 1)/nr_revs) < int(100.0*cur_rev/nr_revs):
- ui.write("%d%%.." % (int(100.0*cur_rev/nr_revs),))
- sys.stdout.flush()
-
- if progress:
- ui.write("done\n")
- sys.stdout.flush()
-
- return stats
-
-def churn(ui, repo, **opts):
- "Graphs the number of lines changed"
-
- def pad(s, l):
- if len(s) < l:
- return s + " " * (l-len(s))
- return s[0:l]
-
- def graph(n, maximum, width, char):
- n = int(n * width / float(maximum))
-
- return char * (n)
-
- def get_aliases(f):
- aliases = {}
-
- for l in f.readlines():
- l = l.strip()
- alias, actual = l.split(" ")
- aliases[alias] = actual
-
- return aliases
-
- amap = {}
- aliases = opts.get('aliases')
- if aliases:
- try:
- f = open(aliases,"r")
- except OSError, e:
- print "Error: " + e
- return
-
- amap = get_aliases(f)
- f.close()
-
- revs = [int(r) for r in commands.revrange(ui, repo, opts['rev'])]
- revs.sort()
- stats = gather_stats(ui, repo, amap, revs, opts.get('progress'))
-
- # make a list of tuples (name, lines) and sort it in descending order
- ordered = stats.items()
- ordered.sort(cmp=lambda x, y: cmp(y[1], x[1]))
-
- maximum = ordered[0][1]
-
- ui.note("Assuming 80 character terminal\n")
- width = 80 - 1
-
- for i in ordered:
- person = i[0]
- lines = i[1]
- print "%s %6d %s" % (pad(person, 20), lines,
- graph(lines, maximum, width - 20 - 1 - 6 - 2 - 2, '*'))
-
-cmdtable = {
- "churn":
- (churn,
- [('r', 'rev', [], _('limit statistics to the specified revisions')),
- ('', 'aliases', '', _('file with email aliases')),
- ('', 'progress', None, _('show progress'))],
- 'hg churn [-r revision range] [-a file] [--progress]'),
-}