comparison mercurial/util.py @ 37801:5cab6f5016fa stable

version: make parser more robust for rc variants and ill-formed strings

37800:6cf5f5b4eb57

    (3, 9)
    >>> versiontuple(v, 3)
    (3, 9, None)
    >>> versiontuple(v, 4)
    (3, 9, None, 'rc+2-02a8fea4289b')
    """
    if not v:
        v = version()
    parts = remod.split('[\+-]', v, 1)
    if len(parts) == 1:
        vparts, extra = parts[0], None
    else:
        vparts, extra = parts

    vints = []
    for i in vparts.split('.'):
        try:
            vints.append(int(i))

37801:5cab6f5016fa

    (3, 9)
    >>> versiontuple(v, 3)
    (3, 9, None)
    >>> versiontuple(v, 4)
    (3, 9, None, 'rc+2-02a8fea4289b')

    >>> versiontuple(b'4.6rc0')
    (4, 6, None, 'rc0')
    >>> versiontuple(b'4.6rc0+12-425d55e54f98')
    (4, 6, None, 'rc0+12-425d55e54f98')
    >>> versiontuple(b'.1.2.3')
    (None, None, None, '.1.2.3')
    >>> versiontuple(b'12.34..5')
    (12, 34, None, '..5')
    >>> versiontuple(b'1.2.3.4.5.6')
    (1, 2, 3, '.4.5.6')
    """
    if not v:
        v = version()
    m = remod.match(br'(\d+(?:\.\d+){,2})[\+-]?(.*)', v)
    if not m:
        vparts, extra = '', v
    elif m.group(2):
        vparts, extra = m.groups()
    else:
        vparts, extra = m.group(1), None

    vints = []
    for i in vparts.split('.'):
        try:
            vints.append(int(i))