castable: Infer Is() TO type from predicate
For the Is() overload that takes a predicate function, infer the cast target type from the single parameter of the predicate. Removes noise. Change-Id: Ie6248c776ca1f9d50808e03e9685056fd3819217 Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/62441 Kokoro: Kokoro <noreply+kokoro@google.com> Reviewed-by: Antonio Maiorano <amaiorano@google.com> Commit-Queue: Ben Clayton <bclayton@google.com>
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@ -58,13 +58,11 @@ bool Type::is_float_scalar() const {
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}
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bool Type::is_float_matrix() const {
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return Is<Matrix>(
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[](const Matrix* m) { return m->type()->is_float_scalar(); });
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return Is([](const Matrix* m) { return m->type()->is_float_scalar(); });
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}
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bool Type::is_float_vector() const {
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return Is<Vector>(
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[](const Vector* v) { return v->type()->is_float_scalar(); });
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return Is([](const Vector* v) { return v->type()->is_float_scalar(); });
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}
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bool Type::is_float_scalar_or_vector() const {
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@ -80,11 +78,11 @@ bool Type::is_integer_scalar() const {
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}
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bool Type::is_unsigned_integer_vector() const {
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return Is<Vector>([](const Vector* v) { return v->type()->Is<U32>(); });
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return Is([](const Vector* v) { return v->type()->Is<U32>(); });
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}
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bool Type::is_signed_integer_vector() const {
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return Is<Vector>([](const Vector* v) { return v->type()->Is<I32>(); });
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return Is([](const Vector* v) { return v->type()->Is<I32>(); });
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}
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bool Type::is_unsigned_scalar_or_vector() const {
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@ -100,7 +98,7 @@ bool Type::is_integer_scalar_or_vector() const {
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}
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bool Type::is_bool_vector() const {
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return Is<Vector>([](const Vector* v) { return v->type()->Is<Bool>(); });
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return Is([](const Vector* v) { return v->type()->Is<Bool>(); });
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}
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bool Type::is_bool_scalar_or_vector() const {
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@ -17,6 +17,8 @@
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#include <utility>
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#include "src/traits.h"
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#if defined(__clang__)
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/// Temporarily disable certain warnings when using Castable API
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#define TINT_CASTABLE_PUSH_DISABLE_WARNINGS() \
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@ -298,8 +300,9 @@ class Castable : public BASE {
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/// pred(const TO*) returns true
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/// @param pred predicate function with signature `bool(const TO*)` called iff
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/// object is of, or derives from the class `TO`.
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template <typename TO, int FLAGS = 0, typename Pred = detail::Infer>
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template <int FLAGS = 0, typename Pred = detail::Infer>
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inline bool Is(Pred&& pred) const {
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using TO = typename std::remove_pointer<traits::ParamTypeT<Pred, 0>>::type;
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return tint::Is<TO, FLAGS>(static_cast<const CLASS*>(this),
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std::forward<Pred>(pred));
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}
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@ -214,17 +214,17 @@ TEST(Castable, Is) {
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TEST(Castable, IsWithPredicate) {
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std::unique_ptr<Animal> frog = std::make_unique<Frog>();
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frog->Is<Animal>([&frog](const Animal* a) {
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frog->Is([&frog](const Animal* a) {
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EXPECT_EQ(a, frog.get());
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return true;
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});
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ASSERT_TRUE((frog->Is<Animal>([](const Animal*) { return true; })));
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ASSERT_FALSE((frog->Is<Animal>([](const Animal*) { return false; })));
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ASSERT_TRUE((frog->Is([](const Animal*) { return true; })));
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ASSERT_FALSE((frog->Is([](const Animal*) { return false; })));
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// Predicate not called if cast is invalid
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auto expect_not_called = [] { FAIL() << "Should not be called"; };
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ASSERT_FALSE((frog->Is<Bear>([&](const Animal*) {
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ASSERT_FALSE((frog->Is([&](const Bear*) {
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expect_not_called();
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return true;
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})));
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@ -483,7 +483,7 @@ bool match_sampler(const sem::Type* ty) {
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if (ty->Is<Any>()) {
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return true;
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}
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return ty->Is<sem::Sampler>([](const sem::Sampler* s) {
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return ty->Is([](const sem::Sampler* s) {
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return s->kind() == ast::SamplerKind::kSampler;
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});
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}
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@ -496,7 +496,7 @@ bool match_sampler_comparison(const sem::Type* ty) {
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if (ty->Is<Any>()) {
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return true;
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}
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return ty->Is<sem::Sampler>([](const sem::Sampler* s) {
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return ty->Is([](const sem::Sampler* s) {
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return s->kind() == ast::SamplerKind::kComparisonSampler;
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});
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}
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@ -575,7 +575,7 @@ bool match_texture_depth(const sem::Type* ty, ast::TextureDimension dim) {
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if (ty->Is<Any>()) {
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return true;
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}
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return ty->Is<sem::DepthTexture>([&](auto t) { return t->dim() == dim; });
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return ty->Is([&](const sem::DepthTexture* t) { return t->dim() == dim; });
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}
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#define DECLARE_DEPTH_TEXTURE(suffix, dim) \
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@ -597,8 +597,9 @@ bool match_texture_depth_multisampled_2d(const sem::Type* ty) {
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if (ty->Is<Any>()) {
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return true;
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}
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return ty->Is<sem::DepthMultisampledTexture>(
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[&](auto t) { return t->dim() == ast::TextureDimension::k2d; });
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return ty->Is([&](const sem::DepthMultisampledTexture* t) {
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return t->dim() == ast::TextureDimension::k2d;
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});
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}
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sem::DepthMultisampledTexture* build_texture_depth_multisampled_2d(
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@ -367,7 +367,7 @@ bool Type::IsFloatScalarOrVector() const {
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}
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bool Type::IsFloatVector() const {
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return Is<Vector>([](const Vector* v) { return v->type->IsFloatScalar(); });
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return Is([](const Vector* v) { return v->type->IsFloatScalar(); });
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}
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bool Type::IsIntegerScalar() const {
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@ -383,7 +383,7 @@ bool Type::IsScalar() const {
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}
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bool Type::IsSignedIntegerVector() const {
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return Is<Vector>([](const Vector* v) { return v->type->Is<I32>(); });
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return Is([](const Vector* v) { return v->type->Is<I32>(); });
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}
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bool Type::IsSignedScalarOrVector() const {
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@ -391,7 +391,7 @@ bool Type::IsSignedScalarOrVector() const {
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}
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bool Type::IsUnsignedIntegerVector() const {
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return Is<Vector>([](const Vector* v) { return v->type->Is<U32>(); });
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return Is([](const Vector* v) { return v->type->Is<U32>(); });
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}
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bool Type::IsUnsignedScalarOrVector() const {
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@ -77,13 +77,11 @@ bool Type::is_float_scalar() const {
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}
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bool Type::is_float_matrix() const {
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return Is<Matrix>(
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[](const Matrix* m) { return m->type()->is_float_scalar(); });
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return Is([](const Matrix* m) { return m->type()->is_float_scalar(); });
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}
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bool Type::is_float_vector() const {
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return Is<Vector>(
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[](const Vector* v) { return v->type()->is_float_scalar(); });
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return Is([](const Vector* v) { return v->type()->is_float_scalar(); });
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}
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bool Type::is_float_scalar_or_vector() const {
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@ -107,11 +105,11 @@ bool Type::is_unsigned_integer_scalar() const {
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}
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bool Type::is_signed_integer_vector() const {
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return Is<Vector>([](const Vector* v) { return v->type()->Is<I32>(); });
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return Is([](const Vector* v) { return v->type()->Is<I32>(); });
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}
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bool Type::is_unsigned_integer_vector() const {
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return Is<Vector>([](const Vector* v) { return v->type()->Is<U32>(); });
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return Is([](const Vector* v) { return v->type()->Is<U32>(); });
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}
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bool Type::is_unsigned_scalar_or_vector() const {
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@ -127,7 +125,7 @@ bool Type::is_integer_scalar_or_vector() const {
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}
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bool Type::is_bool_vector() const {
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return Is<Vector>([](const Vector* v) { return v->type()->Is<Bool>(); });
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return Is([](const Vector* v) { return v->type()->Is<Bool>(); });
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}
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bool Type::is_bool_scalar_or_vector() const {
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@ -135,12 +133,11 @@ bool Type::is_bool_scalar_or_vector() const {
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}
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bool Type::is_numeric_vector() const {
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return Is<Vector>(
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[](const Vector* v) { return v->type()->is_numeric_scalar(); });
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return Is([](const Vector* v) { return v->type()->is_numeric_scalar(); });
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}
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bool Type::is_scalar_vector() const {
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return Is<Vector>([](const Vector* v) { return v->type()->is_scalar(); });
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return Is([](const Vector* v) { return v->type()->is_scalar(); });
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}
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bool Type::is_numeric_scalar_or_vector() const {
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