mercurial/fancyopts.py
author Bryan O'Sullivan <bos@serpentine.com>
Fri, 29 Jul 2005 12:30:12 -0800
changeset 812 b65af904d6d7
parent 667 31a9aa890016
child 959 0aaeee519c66
child 981 4f81068ed8cd
permissions -rw-r--r--
Reduce the amount of stat traffic generated by a walk. When we switched to the new walk code for commands, we no longer passed a list of specific files to the repo or dirstate walk or changes methods. This meant that we always walked and attempted to match everything, which was not efficient. Now, if we are given any patterns to match, or nothing at all, we still walk everything. But if we are given only file names that contain no glob characters, we only walk those.
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import getopt
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def fancyopts(args, options, state):
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    long=[]
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    short=''
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    map={}
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    dt={}
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    for s, l, d, c in options:
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        map['-'+s] = map['--'+l]=l
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        state[l] = d
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        dt[l] = type(d)
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        if not d is None and not callable(d): s, l=s+':', l+'='
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        if s: short = short + s
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        if l: long.append(l)
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    opts, args = getopt.getopt(args, short, long)
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    for opt, arg in opts:
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        if dt[map[opt]] is type(fancyopts): state[map[opt]](state,map[opt],arg)
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        elif dt[map[opt]] is type(1): state[map[opt]] = int(arg)
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        elif dt[map[opt]] is type(''): state[map[opt]] = arg
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        elif dt[map[opt]] is type([]): state[map[opt]].append(arg)
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        elif dt[map[opt]] is type(None): state[map[opt]] = 1
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    return args
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