def main():
try:
options = GbsOptions(sys.argv)
except OptionsException as exception:
if exception.msg != '':
report_error(exception.error_type(), exception.msg)
sys.exit(1)
else:
usage()
if options['version']:
LOGGER.info(utils.version_number())
sys.exit(0)
elif options['help']:
usage(0)
elif options['license']:
LOGGER.info(utils.read_file(LICENSE_FILE))
sys.exit(0)
elif options['keyset']:
key_set = ["%s (%s)" % kv for kv in get_key_set()]
LOGGER.info(i18n.i18n("Interactive program key set: %s") % (
"\n\t" + "\n\t".join(key_set),))
elif options['src']:
if options['names']:
gobstones = lang.Gobstones(lang.GobstonesOptions(get_lang(options)))
print json.dumps(gobstones.parse_names(options['src'], open(options['src']).read()))
else:
try:
gbs_run = run_filename(options['src'], options)
except SourceException as exception:
report_program_error(exception.error_type(), exception.msg, exception.area)
sys.exit(1)
except GobstonesException as exception:
report_error(i18n.i18n("%s Error") % ("Gobstones",), exception.msg)
sys.exit(4)
except Exception as exception:
report_error(i18n.i18n("%s Error") % ("Python",), "Failed to execute %s file." % (options['src'],))
logging.exception(str(exception))
sys.exit(3)
print_run(gbs_run, options)
persist_run(gbs_run, options)
else:
usage()
def _read_bnf_from_file(self, filename):
"Build the parser reading the BNF grammar from the given file."
self._read_bnf(utils.read_file(filename))
