def _lift_method_decl(location, *args):
if len(args) >= 2 and isinstance(args[1], six.string_types):
return_type, args = args[0], args[1:]
if isinstance(return_type, Reference):
if len(return_type.name) != 1:
raise ParseError("type: \"%s\" is not a valid type" % return_type.name, location)
return_type = normalise_type(return_type.name[0]) # dont want references
else:
return_type = None # void
id = args[0]
return Method(id, return_type, list(args[1:]), location)
def p_method(t):
'''method : void ID LPAREN parameter_list RPAREN SEMI
| type ID LPAREN parameter_list RPAREN SEMI
| ID ID LPAREN parameter_list RPAREN SEMI'''
if t[1] == 'void':
return_type = None
elif isinstance(t[1], Type):
return_type = t[1]
else:
return_type = Reference(t[1], Type, filename=t.lexer.filename,
lineno=t.lexer.lineno)
name = t[2]
parameters = t[4]
assert isinstance(parameters, list)
for i in parameters: assert isinstance(i, Parameter)
t[0] = Method(name, return_type, parameters, filename=t.lexer.filename, \
lineno=t.lexer.lineno)