#!/usr/bin/python
# -*- coding: utf-8 -*-

"""
The Coldwater static analyzer for the Unlikely programming language.
$Id: coldwater.py 318 2010-01-07 01:49:38Z cpressey $
"""

import sys
from optparse import OptionParser

from unlikely.scanner import Scanner
from unlikely.parser import ClassBaseParser
from unlikely.stdlib import stdlib


def load(filename, options):
    f = open(filename, "r")
    scanner = Scanner(f.read())
    f.close()
    parser = ClassBaseParser(scanner, stdlib)
    parser.parse()
    if options.dump_ast:
        print "---AST---"
        print str(stdlib)


def main(argv):
    usage = "[python] coldwater.py {options} {source.unlikely}"
    optparser = OptionParser(usage + "\n" + __doc__)
    optparser.add_option("-a", "--dump-ast",
                         action="store_true", dest="dump_ast", default=False,
                         help="dump AST after source is parsed")
    (options, args) = optparser.parse_args(argv[1:])
    for filename in args:
        load(filename, options)


if __name__ == "__main__":
    main(sys.argv)