comparison mercurial/strutil.py @ 2959:3d5547845158

fix issue 322. do not allow to add files that shadow files or directories already in dirstate.
author Vadim Gelfer <vadim.gelfer@gmail.com>
date Fri, 18 Aug 2006 21:03:29 -0700
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2955:7356fa3cff2c 2959:3d5547845158
1 # strutil.py - string utilities for Mercurial
2 #
3 # Copyright 2006 Vadim Gelfer <vadim.gelfer@gmail.com>
4 #
5 # This software may be used and distributed according to the terms
6 # of the GNU General Public License, incorporated herein by reference.
7
8 def findall(haystack, needle, start=0, end=None):
9 if end is None:
10 end = len(haystack)
11 if end < 0:
12 end += len(haystack)
13 if start < 0:
14 start += len(haystack)
15 while start < end:
16 c = haystack.find(needle, start, end)
17 if c == -1:
18 break
19 yield c
20 start = c + 1
21
22 def rfindall(haystack, needle, start=0, end=None):
23 if end is None:
24 end = len(haystack)
25 if end < 0:
26 end += len(haystack)
27 if start < 0:
28 start += len(haystack)
29 while end >= 0:
30 c = haystack.rfind(needle, start, end)
31 if c == -1:
32 break
33 yield c
34 end = c - 1