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Add support for function types

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This commit is contained in:
Jonathan Müller 2017-02-23 14:36:37 +01:00
commit 8bb6268626
4 changed files with 95 additions and 44 deletions
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62
test/cpp_type_alias.cpp
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@ -5,6 +5,7 @@
#include <cppast/cpp_type_alias.hpp>
#include <cppast/cpp_array_type.hpp>
#include <cppast/cpp_function_type.hpp>
#include "test_parser.hpp"
@ -78,9 +79,29 @@ bool equal_types(const cpp_entity_index& idx, const cpp_type& parsed, const cpp_
break;
}
// TODO
case cpp_type_kind::function:
break;
{
auto& func_a = static_cast<const cpp_function_type&>(parsed);
auto& func_b = static_cast<const cpp_function_type&>(synthesized);
if (!equal_types(idx, func_a.return_type(), func_b.return_type()))
return false;
else if (func_a.is_variadic() != func_b.is_variadic())
return false;
auto iter_a = func_a.parameter_types().begin();
auto iter_b = func_a.parameter_types().begin();
while (iter_a != func_a.parameter_types().end() && iter_b != func_b.parameter_types().end())
{
if (!equal_types(idx, *iter_a, *iter_b))
return false;
++iter_a;
++iter_b;
}
return iter_a == func_a.parameter_types().end() && iter_b == func_b.parameter_types().end();
}
// TODO
case cpp_type_kind::member_function:
break;
case cpp_type_kind::member_object:
@ -127,6 +148,11 @@ using j = e*;
using k = int[42];
using l = float*[];
using m = char[3 * 2 + 4 ? 42 : 43];
// function pointers
using n = void(*)(int);
using o = char*(&)(int&,...);
using p = n(*)(int, o);
)";
auto add_cv = [](std::unique_ptr<cpp_type> type, cpp_cv cv) {
@ -220,8 +246,38 @@ using m = char[3 * 2 + 4 ? 42 : 43];
cpp_array_type::build(cpp_builtin_type::build("char"), make_size("42", true));
REQUIRE(equal_types(idx, alias.underlying_type(), *type));
}
else if (alias.name() == "n")
{
cpp_function_type::builder builder(cpp_builtin_type::build("void"));
builder.add_parameter(cpp_builtin_type::build("int"));
auto type = cpp_pointer_type::build(builder.finish());
REQUIRE(equal_types(idx, alias.underlying_type(), *type));
}
else if (alias.name() == "o")
{
cpp_function_type::builder builder(
cpp_pointer_type::build(cpp_builtin_type::build("char")));
builder.add_parameter(
cpp_reference_type::build(cpp_builtin_type::build("int"), cpp_ref_lvalue));
builder.is_variadic();
auto type = cpp_reference_type::build(builder.finish(), cpp_ref_lvalue);
REQUIRE(equal_types(idx, alias.underlying_type(), *type));
}
else if (alias.name() == "p")
{
cpp_function_type::builder builder(
cpp_user_defined_type::build(cpp_type_ref(cpp_entity_id(""), "n")));
builder.add_parameter(cpp_builtin_type::build("int"));
builder.add_parameter(
cpp_user_defined_type::build(cpp_type_ref(cpp_entity_id(""), "o")));
auto type = cpp_pointer_type::build(builder.finish());
REQUIRE(equal_types(idx, alias.underlying_type(), *type));
}
else
REQUIRE(false);
});
REQUIRE(count == 13u);
REQUIRE(count == 16u);
}