# Copyright 2014-2016 Insight Software Consortium.
# Distributed under the Boost Software License, Version 1.0.
# See http://www.boost.org/LICENSE_1_0.txt

from pygccxml import utils
from pygccxml import declarations
from pygccxml import parser

import os
import sys
import warnings
warnings.simplefilter("error", Warning)
# Find out the file location within the sources tree
this_module_dir_path = os.path.abspath(
    os.path.dirname(sys.modules[__name__].__file__))

# Find out the c++ parser
generator_path, generator_name = utils.find_xml_generator()

# Configure the xml generator
xml_generator_config = parser.xml_generator_configuration_t(
    xml_generator_path=generator_path,
    xml_generator=generator_name)

# The c++ file we want to parse
filename = "example.hpp"
filename = this_module_dir_path + "/" + filename

decls = parser.parse([filename], xml_generator_config)
global_namespace = declarations.get_global_namespace(decls)
ns = global_namespace.namespace("ns")

# Use the free_functions method to find our function
func = ns.free_function(name="myFunction")

# There are two arguments:
print(len(func.arguments))

# We can loop over them and print some information:
for arg in func.arguments:
    print(
        arg.name,
        str(arg.decl_type),
        declarations.is_std_string(arg.decl_type),
        declarations.is_reference(arg.decl_type))
