type_def : ENUM ID enum_body SEMI

def p_type_def_2(t):
    """type_def : ENUM ID enum_body SEMI"""
    id = t[2]
    body = t[3]
    lineno = t.lineno(1)
    sortno = t.lineno(4) + 0.5
    if id_unique(id, 'enum', lineno):
        name_dict[id] = enum_info(id, body, lineno, sortno)