view mercurial/fancyopts.py @ 1085:6f94688b81b6

status: added option -p and -0 to assist xargs

The -p option strips the status prefix of each file, while
-0 ends each file with a NUL character, instead of a newline.
Together, selected group of files can be passed to 'xargs -0'
for further processing.

import getopt

def fancyopts(args, options, state):
    long=[]
    short=''
    map={}
    dt={}

    for s, l, d, c in options:
        pl = l.replace('-', '_')
        map['-'+s] = map['--'+l] = pl
        state[pl] = d
        dt[pl] = type(d)
        if not d is None and not callable(d):
            if s: s += ':'
            if l: l += '='
        if s: short = short + s
        if l: long.append(l)

    opts, args = getopt.getopt(args, short, long)

    for opt, arg in opts:
        if dt[map[opt]] is type(fancyopts): state[map[opt]](state,map[opt],arg)
        elif dt[map[opt]] is type(1): state[map[opt]] = int(arg)
        elif dt[map[opt]] is type(''): state[map[opt]] = arg
        elif dt[map[opt]] is type([]): state[map[opt]].append(arg)
        elif dt[map[opt]] is type(None): state[map[opt]] = 1

    return args