comparison mercurial/util.py @ 8568:4fa1618bf495

match: refactor patkind

add patkind(pat) to match
change external users
change util.patkind to _patsplit

8567:fea40a677d43

Abort = error.Abort

def always(fn): return True
def never(fn): return False

def patkind(name, default):
    """Split a string into an optional pattern kind prefix and the
    actual pattern."""
    for prefix in 're', 'glob', 'path', 'relglob', 'relpath', 'relre':
        if name.startswith(prefix + ':'): return name.split(':', 1)
    return default, name

def globre(pat, head='^', tail='$'):
    "convert a glob pattern into a regexp"
    i, n = 0, len(pat)
    res = ''

    def normalizepats(names, default):
        pats = []
        roots = []
        anypats = False
        for kind, name in [patkind(p, default) for p in names]:
            if kind in ('glob', 'relpath'):
                name = canonpath(canonroot, cwd, name)
            elif kind in ('relglob', 'path'):
                name = normpath(name)

    from windows import *
    def expand_glob(pats):
        '''On Windows, expand the implicit globs in a list of patterns'''
        ret = []
        for p in pats:
            kind, name = patkind(p, None)
            if kind is None:
                globbed = glob.glob(name)
                if globbed:
                    ret.extend(globbed)
                    continue

8568:4fa1618bf495

Abort = error.Abort

def always(fn): return True
def never(fn): return False

def _patsplit(pat, default):
    """Split a string into an optional pattern kind prefix and the
    actual pattern."""
    for prefix in 're', 'glob', 'path', 'relglob', 'relpath', 'relre':
        if pat.startswith(prefix + ':'): return pat.split(':', 1)
    return default, pat

def globre(pat, head='^', tail='$'):
    "convert a glob pattern into a regexp"
    i, n = 0, len(pat)
    res = ''

    def normalizepats(names, default):
        pats = []
        roots = []
        anypats = False
        for kind, name in [_patsplit(p, default) for p in names]:
            if kind in ('glob', 'relpath'):
                name = canonpath(canonroot, cwd, name)
            elif kind in ('relglob', 'path'):
                name = normpath(name)

    from windows import *
    def expand_glob(pats):
        '''On Windows, expand the implicit globs in a list of patterns'''
        ret = []
        for p in pats:
            kind, name = _patsplit(p, None)
            if kind is None:
                globbed = glob.glob(name)
                if globbed:
                    ret.extend(globbed)
                    continue