Mercurial > public > mercurial-scm > hg-stable

annotate mercurial/fancyopts.py @ 164:2e87f04880ab

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Make fancyopts handle no arguments This lets hg serve work with no args.
author mpm@selenic.com
date Thu, 26 May 2005 09:56:20 -0800
parents 9117c6561b0b
children 63af1db35611
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1 import sys, os, getopt
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3 def fancyopts(args, options, state, syntax='', minlen = 0):
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4 long=[]
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5 short=''
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6 map={}
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7 dt={}
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8
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9 def help(state, opt, arg, options=options, syntax=syntax):
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10 print "Usage: ", syntax
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11
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12 for s, l, d, c in options:
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13 opt=' '
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14 if s: opt = opt + '-' + s + ' '
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15 if l: opt = opt + '--' + l + ' '
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16 if d: opt = opt + '(' + str(d) + ')'
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17 print opt
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18 if c: print ' %s' % c
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19 sys.exit(0)
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20
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21 if len(args) < minlen:
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22 help(state, None, args)
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23
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24 options=[('h', 'help', help, 'Show usage info')] + options
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25
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26 for s, l, d, c in options:
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27 map['-'+s] = map['--'+l]=l
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28 state[l] = d
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29 dt[l] = type(d)
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30 if not d is None and not type(d) is type(help): s, l=s+':', l+'='
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31 if s: short = short + s
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32 if l: long.append(l)
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34 if os.environ.has_key("HG_OPTS"):
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35 args = os.environ["HG_OPTS"].split() + args
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36
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37 try:
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38 opts, args = getopt.getopt(args, short, long)
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39 except getopt.GetoptError:
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40 help(state, None, args)
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41 sys.exit(-1)
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42
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43 for opt, arg in opts:
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44 if dt[map[opt]] is type(help): state[map[opt]](state,map[opt],arg)
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45 elif dt[map[opt]] is type(1): state[map[opt]] = int(arg)
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46 elif dt[map[opt]] is type(''): state[map[opt]] = arg
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47 elif dt[map[opt]] is type([]): state[map[opt]].append(arg)
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48 elif dt[map[opt]] is type(None): state[map[opt]] = 1
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50 return args
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