view mercurial/strutil.py @ 5527:0b3f910dfd17

mq: really remove undo after a qpush (and after a strip) For qpush, removeundo has to be called after the transaction has finished. strip may use unbundle, which also leaves an undo file. Fixes issue780.
author Alexis S. L. Carvalho <alexis@cecm.usp.br>
date Fri, 09 Nov 2007 20:21:35 -0200
parents 3d5547845158
children af1117f37fa7
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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