config/printprereleasesuffix.py

   1 # ***** BEGIN LICENSE BLOCK *****
   2 # Version: MPL 1.1/GPL 2.0/LGPL 2.1
   3 #
   4 # The contents of this file are subject to the Mozilla Public License Version
   5 # 1.1 (the "License"); you may not use this file except in compliance with
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  14 # The Original Code is Mozilla.
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  16 # The Initial Developer of the Original Code is
  17 # the Mozilla Foundation.
  18 # Portions created by the Initial Developer are Copyright (C) 2009
  19 # the Initial Developer. All Rights Reserved.
  20 #
  21 # Contributor(s):
  22 #  Robert Strong <robert.bugzilla@gmail.com>
  23 #
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  25 # either the GNU General Public License Version 2 or later (the "GPL"), or
  26 # the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  27 # in which case the provisions of the GPL or the LGPL are applicable instead
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  34 # the terms of any one of the MPL, the GPL or the LGPL.
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  36 # ***** END LICENSE BLOCK *****
  37
  38 # Prints the pre-release version suffix based on the version string
  39 #
  40 # Examples:
  41 # 2.1a3    > " 2.1 Alpha 3"
  42 # 2.1a3pre > ""
  43 # 3.2b4    > " 3.2 Beta 4"
  44 # 3.2b4pre > ""
  45
  46 import sys
  47 import re
  48
  49 def get_prerelease_suffix(version):
  50   """ Returns the prerelease suffix from the version string argument """
  51
  52   def mfunc(m):
  53     return " %s %s %s" % (m.group('prefix'),
  54                          {'a': 'Alpha', 'b': 'Beta'}[m.group('c')],
  55                          m.group('suffix'))
  56   result, c = re.subn(r'^(?P<prefix>(\d+\.)*\d+)(?P<c>[ab])(?P<suffix>\d+)$',
  57                       mfunc, version)
  58   if c != 1:
  59     return ''
  60   return result
  61
  62 if len(sys.argv) == 2:
  63   print get_prerelease_suffix(sys.argv[1])