def test_big_example():
mm = metamodel_for_language("item")
assert mm is not None
inpath = join(this_folder, "model")
model = mm.model_from_file(join(inpath, "big_example.item"))
assert model is not None
outpath = join(this_folder, "src-gen")
gen = generator_for_language_target("item", "cpp_v2")
if exists(outpath):
rmtree(outpath)
mkdir(outpath)
gen(mm, model, output_path=outpath, overwrite=True, debug=False)
refpath = join(inpath, "ref")
structs = get_children_of_type("Struct", model)
enums = get_children_of_type("Enum", model)
constants = get_children_of_type("Constants", model)
for s in structs + enums + constants:
outputfile = output_filename(refpath, s, "regex_ref")
if exists(outputfile):
check_file(
filename=output_filename(outpath, s),
regex_reference_filename=outputfile,
)
def generate_cpp_for_struct(struct_obj, output_file, overwrite):
if not exists(output_file) or (overwrite and obj_is_newer_than_file(
struct_obj, output_file)):
with open(output_file, "w") as f:
f.write("#ifndef __{}_{}_H_V2\n".format(
"_".join(get_package_names_of_obj(struct_obj)),
struct_obj.name.upper(),
))
f.write("#define __{}_{}_H_V2\n".format(
"_".join(get_package_names_of_obj(struct_obj)),
struct_obj.name.upper(),
))
f.write("// ACTIVATE FOR SWIG\n")
f.write("#include <cstdint>\n")
f.write("#include <vector>\n")
f.write("#include <array>\n")
f.write("#include <variant>\n")
f.write("#include <memory>\n")
f.write("#include <stdexcept>\n")
f.write("#include <type_traits>\n")
f.write("\n")
for r in get_referenced_elements_of_struct(struct_obj):
f.write('#include "{}"\n'.format(output_filename(None, r)))
f.write("\n")
generate_cpp_struct(f, struct_obj)
f.write("#endif // __{}_{}_H_V2\n".format(
"_".join(get_package_names_of_obj(struct_obj)),
struct_obj.name.upper(),
))
def generate_cpp_for_enum(enum_obj, output_file, overwrite):
if not exists(output_file) or (
overwrite and obj_is_newer_than_file(enum_obj, output_file)
):
with open(output_file, "w") as f:
f.write(
"#ifndef __{}_{}_H\n".format(
"_".join(get_package_names_of_obj(enum_obj)), enum_obj.name.upper()
)
)
f.write(
"#define __{}_{}_H\n".format(
"_".join(get_package_names_of_obj(enum_obj)), enum_obj.name.upper()
)
)
f.write("// ACTIVATE FOR SWIG\n")
f.write("#include <cstdint>\n")
f.write("#include <iostream>\n")
f.write("\n")
for r in get_referenced_elements_of_enum(enum_obj):
f.write('#include "{}"\n'.format(output_filename(None, r)))
f.write("\n")
generate_cpp_enum(f, enum_obj)
f.write(
"#endif // __{}_{}_H\n".format(
"_".join(get_package_names_of_obj(enum_obj)), enum_obj.name.upper()
)
)