annotate: simplify annotate parent function
The annotate algorithm used a custom parents() function to try to reuse
filectx and filelogs. I simplified it a bit to rely more heavily on the
self.parents() which makes it work well with alternative filectx
implementations. I tested performance on a file with 5000+ revisions
but no renames, and on a file with 500 revisions repeating a series of
4 edits+renames and saw zero performance hit. In fact, it was reliably a
couple milliseconds faster now.
Added the perfannotate command to contrib/perf.py for future use.
# this is hack to make sure no escape characters are inserted into the output
import os
if 'TERM' in os.environ:
del os.environ['TERM']
import doctest
import mercurial.util
doctest.testmod(mercurial.util)
# Only run doctests for the current platform
doctest.testmod(mercurial.util.platform)
import mercurial.changelog
doctest.testmod(mercurial.changelog)
import mercurial.dagparser
doctest.testmod(mercurial.dagparser, optionflags=doctest.NORMALIZE_WHITESPACE)
import mercurial.match
doctest.testmod(mercurial.match)
import mercurial.store
doctest.testmod(mercurial.store)
import mercurial.ui
doctest.testmod(mercurial.ui)
import mercurial.url
doctest.testmod(mercurial.url)
import mercurial.dispatch
doctest.testmod(mercurial.dispatch)
import mercurial.encoding
doctest.testmod(mercurial.encoding)
import mercurial.hgweb.hgwebdir_mod
doctest.testmod(mercurial.hgweb.hgwebdir_mod)
import hgext.convert.cvsps
doctest.testmod(hgext.convert.cvsps)
import mercurial.revset
doctest.testmod(mercurial.revset)
import mercurial.minirst
doctest.testmod(mercurial.minirst)
import mercurial.templatefilters
doctest.testmod(mercurial.templatefilters)