comparison mercurial/match.py @ 42864:72890d8f9860

match: simplify the regexps created for glob patterns

For legibility of the resulting regexes, although it may help with
performance as well.

Differential Revision: https://phab.mercurial-scm.org/D6764

42863:62eabdf91f85

            # Pattern is a directory name.
            escaped = util.stringutil.reescape(pat) + '/'
        # Anything after the pattern must be a non-directory.
        return escaped + '[^/]+$'
    if kind == 'relglob':
        return '(?:|.*/)' + _globre(pat) + globsuffix
    if kind == 'relre':
        if pat.startswith('^'):
            return pat
        return '.*' + pat
    if kind in ('glob', 'rootglob'):

42864:72890d8f9860

            # Pattern is a directory name.
            escaped = util.stringutil.reescape(pat) + '/'
        # Anything after the pattern must be a non-directory.
        return escaped + '[^/]+$'
    if kind == 'relglob':
        globre = _globre(pat)
        if globre.startswith('[^/]*'):
            # When pat has the form *XYZ (common), make the returned regex more
            # legible by returning the regex for **XYZ instead of **/*XYZ.
            return '.*' + globre[len('[^/]*'):] + globsuffix
        return '(?:|.*/)' + globre + globsuffix
    if kind == 'relre':
        if pat.startswith('^'):
            return pat
        return '.*' + pat
    if kind in ('glob', 'rootglob'):