Mercurial > public > mercurial-scm > hg

comparison mercurial/util.py @ 4256:fe0fe0b4d73b

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Merge additional fixes for my matcher changes
author Alexis S. L. Carvalho <alexis@cecm.usp.br>
date Tue, 20 Mar 2007 22:21:05 -0300
parents da6b14877195 ef1f1a4b2efb
children 1eaa8d90c689
comparison
equal deleted inserted replaced
4251:e76e52145c3d 4256:fe0fe0b4d73b
445 def contains_glob(name): 445 def contains_glob(name):
446 for c in name: 446 for c in name:
447 if c in _globchars: return True 447 if c in _globchars: return True
448 return False 448 return False
449 449
450 def regex(kind, name, tail): 450 def regex(kind, name):
451 '''convert a pattern into a regular expression''' 451 '''convert a pattern into a regular expression'''
452 if not name: 452 if not name:
453 return '' 453 return ''
454 if kind == 're': 454 if kind == 're':
455 return name 455 return name
461 return re.escape(name) + '(?:/|$)' 461 return re.escape(name) + '(?:/|$)'
462 elif kind == 'relre': 462 elif kind == 'relre':
463 if name.startswith('^'): 463 if name.startswith('^'):
464 return name 464 return name
465 return '.*' + name 465 return '.*' + name
466 return globre(name, '', tail) 466 return globre(name, '', '(?:/|$)')
467 467
468 def matchfn(pats, tail): 468 def matchfn(pats):
469 """build a matching function from a set of patterns""" 469 """build a matching function from a set of patterns"""
470 if not pats: 470 if not pats:
471 return 471 return
472 matches = [] 472 matches = []
473 for k, p in pats: 473 for k, p in pats:
474 try: 474 try:
475 pat = '(?:%s)' % regex(k, p, tail) 475 pat = '(?:%s)' % regex(k, p)
476 matches.append(re.compile(pat).match) 476 matches.append(re.compile(pat).match)
477 except re.error: 477 except re.error:
478 if src: raise Abort("%s: invalid pattern (%s): %s" % (src, k, p)) 478 if src: raise Abort("%s: invalid pattern (%s): %s" % (src, k, p))
479 else: raise Abort("invalid pattern (%s): %s" % (k, p)) 479 else: raise Abort("invalid pattern (%s): %s" % (k, p))
480 480
518 roots.append('.') 518 roots.append('.')
519 return roots, pats, anypats 519 return roots, pats, anypats
520 520
521 roots, pats, anypats = normalizepats(names, dflt_pat) 521 roots, pats, anypats = normalizepats(names, dflt_pat)
522 522
523 patmatch = matchfn(pats, '$') or always 523 patmatch = matchfn(pats) or always
524 incmatch = always 524 incmatch = always
525 if inc: 525 if inc:
526 dummy, inckinds, dummy = normalizepats(inc, 'glob') 526 dummy, inckinds, dummy = normalizepats(inc, 'glob')
527 incmatch = matchfn(inckinds, '(?:/|$)') 527 incmatch = matchfn(inckinds)
528 excmatch = lambda fn: False 528 excmatch = lambda fn: False
529 if exc: 529 if exc:
530 dummy, exckinds, dummy = normalizepats(exc, 'glob') 530 dummy, exckinds, dummy = normalizepats(exc, 'glob')
531 excmatch = matchfn(exckinds, '(?:/|$)') 531 excmatch = matchfn(exckinds)
532 532
533 if not names and inc and not exc: 533 if not names and inc and not exc:
534 # common case: hgignore patterns 534 # common case: hgignore patterns
535 match = incmatch 535 match = incmatch
536 else: 536 else: