##// END OF EJS Templates
changelog: lazy decode description (API)...
changelog: lazy decode description (API) Currently, changelog reading decodes read values. This is wasteful because a lot of times consumers aren't interested in some of these values. This patch changes description decoding to occur in changectx as needed. revsets reading changelog entries appear to speed up slightly: revset #7: author(lmoscovicz) plain 0) 0.906329 1) 0.872653 revset #8: author(mpm) plain 0) 0.903478 1) 0.878037 revset #9: author(lmoscovicz) or author(mpm) plain 0) 1.817855 1) 1.778680 revset #10: author(mpm) or author(lmoscovicz) plain 0) 1.837052 1) 1.764568

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strutil.py
36 lines | 953 B | text/x-python | PythonLexer
# strutil.py - string utilities for Mercurial
#
# Copyright 2006 Vadim Gelfer <vadim.gelfer@gmail.com>
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.
from __future__ import absolute_import
def findall(haystack, needle, start=0, end=None):
if end is None:
end = len(haystack)
if end < 0:
end += len(haystack)
if start < 0:
start += len(haystack)
while start < end:
c = haystack.find(needle, start, end)
if c == -1:
break
yield c
start = c + 1
def rfindall(haystack, needle, start=0, end=None):
if end is None:
end = len(haystack)
if end < 0:
end += len(haystack)
if start < 0:
start += len(haystack)
while end >= 0:
c = haystack.rfind(needle, start, end)
if c == -1:
break
yield c
end = c - 1