Mercurial > hg
view mercurial/strutil.py @ 26060:4ee2af2194d4
baseset: keep the input set around
Baseset needs a list to operate, but will convert that list back to a set for
membership testing. It seems a bit silly to convert the set into a list to
convert it back afterward.
author | Pierre-Yves David <pierre-yves.david@fb.com> |
---|---|
date | Thu, 20 Aug 2015 17:19:56 -0700 |
parents | b723f05ec49b |
children |
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# 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