mercurial/strutil.py
author Marti Raudsepp <marti@juffo.org>
Fri, 06 Nov 2009 13:48:17 +0200
changeset 9730 732fc0e9d411
parent 8225 46293a0c7e9f
child 10263 25e572394f5c
permissions -rw-r--r--
patchbomb: fix 'echo -en' bashism in test-patchbomb The echo command doesn't accept options in some shells. printf is required by the SUSv2 (Single UNIX Specification v2).

# 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, 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