Mercurial > hg
view mercurial/pure/diffhelpers.py @ 20629:277dc5f27310
cmdserver: recreate mq object on runcommand in case queue path was changed
repo.mq needs to be recreated after queue path change. Since there is little
benefit to keep invalidated mq object, it always delete repo.mq.
author | Yuya Nishihara <yuya@tcha.org> |
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date | Mon, 03 Mar 2014 19:41:30 +0900 |
parents | 4f8067c94729 |
children | 80214358ac88 |
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# diffhelpers.py - pure Python implementation of diffhelpers.c # # Copyright 2009 Matt Mackall <mpm@selenic.com> and others # # This software may be used and distributed according to the terms of the # GNU General Public License version 2 or any later version. def addlines(fp, hunk, lena, lenb, a, b): while True: todoa = lena - len(a) todob = lenb - len(b) num = max(todoa, todob) if num == 0: break for i in xrange(num): s = fp.readline() c = s[0] if s == "\\ No newline at end of file\n": fix_newline(hunk, a, b) continue if c == "\n": # Some patches may be missing the control char # on empty lines. Supply a leading space. s = " \n" hunk.append(s) if c == "+": b.append(s[1:]) elif c == "-": a.append(s) else: b.append(s[1:]) a.append(s) return 0 def fix_newline(hunk, a, b): l = hunk[-1] # tolerate CRLF in last line if l.endswith('\r\n'): hline = l[:-2] else: hline = l[:-1] c = hline[0] if c in " +": b[-1] = hline[1:] if c in " -": a[-1] = hline hunk[-1] = hline return 0 def testhunk(a, b, bstart): alen = len(a) blen = len(b) if alen > blen - bstart: return -1 for i in xrange(alen): if a[i][1:] != b[i + bstart]: return -1 return 0