view mercurial/strutil.py @ 7117:ceb8aef03aa7

Document email.charsets in hgrc.5

hgrc.5.ja.txt probably should include an example like:

[email]
charsets = iso-8859-1, iso-8859-15, windows-1252, iso-8859-2,
           windows-1250, iso-2022-jp, iso-2022-jp-ms

# strutil.py - string utilities for Mercurial
#
# Copyright 2006 Vadim Gelfer <[e-mail]>
#
# 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]]