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view mercurial/strutil.py @ 7686:fa584d23e3cc
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author | Christian Ebert <blacktrash@gmx.net> |
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date | Sun, 25 Jan 2009 12:21:57 +0100 |
parents | aecea6934fdd |
children | b7cdfa2527be |
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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, incorporated herein by reference. 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 def rsplit(s, sep=None, maxsplit=-1): try: return s.rsplit(sep, maxsplit) except AttributeError: return [chunk[::-1] for chunk in s[::-1].split(sep, maxsplit)[::-1]]