src/vut_front_end.py

   1 #!/usr/bin/python
   2 # -*- coding: utf-8 -*-
   3 """
   4 =======================================
   5 module_name: vut_front_end
   6 ---------------------------------------
   7 Author: Rodrigo Peixoto
   8 Data: 10/02/2008
   9 ---------------------------------------
  10 Description:
  11  - This module runs all the gerenation
  12  process.
  13 =======================================
  14 License: GPL
  15 ======================================================================
  16
  17 This program is free software: you can redistribute it and/or modify
  18 it under the terms of the GNU General Public License as published by
  19 the Free Software Foundation, either version 3 of the License, or
  20 (at your option) any later version.
  21
  22 This program is distributed in the hope that it will be useful,
  23 but WITHOUT ANY WARRANTY; without even the implied warranty of
  24 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  25 GNU General Public License for more details.
  26
  27 You should have received a copy of the GNU General Public License
  28 along with this program.  If not, see <http://www.gnu.org/licenses/>.
  29
  30 =======================================================================
  31 """
  32 from vut_checker import *
  33 from vut_generator import *
  34 from vut_parser import *
  35 import sys
  36 ARGS_CAN_BE = ['skel']
  37
  38 class InvalidArgumentException(Exception):
  39     pass
  40
  41 def run_vut_generator(args=[]):
  42     #arg = "example5.vut"
  43     #args = sys.argv
  44     gen_param = []
  45     try:
  46
  47         if len(args) == 3:
  48             if args[1] in ARGS_CAN_BE:
  49                 gen_param = args[1]
  50                 file_name = args[2]
  51             else:
  52                 raise InvalidArgumentException()
  53
  54         elif (len(args) == 2):
  55             file_name = args[1]
  56         else:
  57             raise InvalidArgumentException()
  58
  59         print "#################"
  60         print "# @VUTGenerator #"
  61         print "#################"
  62         print "Phases: Check -> Parse -> Code Generation"
  63         print "\nPHASE 1 [Check] --------------------------------------------\n"
  64         VUTChercker(file_name).check_all()
  65         print "\nPHASE 2 [Parse] --------------------------------------------\n"
  66         vm = VUTParser(file_name).parse_all()
  67         print "\nPHASE 3 [Code Generation] --------------------------------------------\n"
  68         VUTGenerator(vm,gen_param).gen()
  69         #VUTGenerator(vm).gen()
  70         print u"\n\nGeneration complete @VUTGenerator."
  71
  72     except InvalidArgumentException:
  73         print "The arguments are not valid. Please, check it out."
  74
  75     except KeyboardInterrupt:
  76         print u"\n\nGeneration interrupted! @VUTGenerator."
  77
  78 if __name__=="__main__":
  79     run_vut_generator(None,"skel","example5.vut")
  80