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Add and parse cpp_decltype_type

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This commit is contained in:
Jonathan Müller 2017-03-27 21:36:55 +02:00
commit 6f050bac66
9 changed files with 174 additions and 16 deletions
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11
test/cpp_function.cpp
View file

@ -3,7 +3,9 @@
// found in the top-level directory of this distribution.
#include <cppast/cpp_function.hpp>
#include <cppast/cpp_array_type.hpp>
#include <cppast/cpp_decltype_type.hpp>
#include "test_parser.hpp"
@ -15,7 +17,7 @@ TEST_CASE("cpp_function")
// parameters and return type are only tested here
void a();
int b(int a, float* b = nullptr);
int (&c(int a, ...))[10];
int (&c(decltype(42) a, ...))[10];
// noexcept conditions
void d() noexcept;
@ -115,7 +117,12 @@ void ns::l()
{
if (param.name() == "a")
{
REQUIRE(equal_types(idx, param.type(), *cpp_builtin_type::build("int")));
REQUIRE(
equal_types(idx, param.type(),
*cpp_decltype_type::build(
cpp_literal_expression::build(cpp_builtin_type::build(
"int"),
"42"))));
REQUIRE(!param.default_value());
}
else

20
test/cpp_type_alias.cpp
View file

@ -5,6 +5,7 @@
#include <cppast/cpp_type_alias.hpp>
#include <cppast/cpp_array_type.hpp>
#include <cppast/cpp_decltype_type.hpp>
#include <cppast/cpp_function_type.hpp>
#include <cppast/cpp_template.hpp>
#include <cppast/cpp_template_parameter.hpp>
@ -33,6 +34,11 @@ bool equal_types(const cpp_entity_index& idx, const cpp_type& parsed, const cpp_
case cpp_type_kind::auto_:
return true;
case cpp_type_kind::decltype_:
return equal_expressions(static_cast<const cpp_decltype_type&>(parsed).expression(),
static_cast<const cpp_decltype_type&>(synthesized).expression());
case cpp_type_kind::decltype_auto:
return true;
case cpp_type_kind::cv_qualified:
{
@ -233,6 +239,9 @@ using s = int(foo::*);
using t = struct t_ {};
using u = const struct u_ {}*;
using v = struct {};
// decltype
using w = decltype(0);
)";
}
SECTION("typedef")
@ -279,6 +288,9 @@ typedef int(foo::*s);
typedef struct t_ {} t;
typedef const struct u_ {}* u;
typedef struct {} v;
// decltype
typedef decltype(0) w;
)";
}
@ -456,8 +468,14 @@ typedef struct {} v;
auto type = cpp_user_defined_type::build(cpp_type_ref(cpp_entity_id(""), "v"));
REQUIRE(equal_types(idx, alias.underlying_type(), *type));
}
else if (alias.name() == "w")
{
auto type = cpp_decltype_type::build(
cpp_literal_expression::build(cpp_builtin_type::build("int"), "0"));
REQUIRE(equal_types(idx, alias.underlying_type(), *type));
}
else
REQUIRE(false);
});
REQUIRE(count == 22u);
REQUIRE(count == 23u);
}

26
test/cpp_variable.cpp
View file

@ -4,6 +4,8 @@
#include <cppast/cpp_variable.hpp>
#include <cppast/cpp_decltype_type.hpp>
#include "test_parser.hpp"
using namespace cppast;
@ -34,6 +36,10 @@ static struct {} l;
// auto
auto m = 128;
const auto& n = m;
// decltype
decltype(0) o;
const decltype(o)& p = o;
)";
cpp_entity_index idx;
@ -141,10 +147,28 @@ const auto& n = m;
*cpp_unexposed_expression::build(cpp_builtin_type::build("int"),
"m")),
cpp_storage_class_none, false, false);
else if (var.name() == "o")
check_variable(var,
*cpp_decltype_type::build(
cpp_literal_expression::build(cpp_builtin_type::build("int"), "0")),
nullptr, cpp_storage_class_none, false, false);
else if (var.name() == "p")
check_variable(var,
*cpp_reference_type::
build(cpp_cv_qualified_type::
build(cpp_decltype_type::build(
cpp_unexposed_expression::
build(cpp_builtin_type::build("int"), "o")),
cpp_cv_const),
cpp_ref_lvalue),
type_safe::ref(
*cpp_unexposed_expression::build(cpp_builtin_type::build("int"),
"o")),
cpp_storage_class_none, false, false);
else
REQUIRE(false);
});
REQUIRE(count == 14u);
REQUIRE(count == 16u);
}
TEST_CASE("static cpp_variable")