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#include "src/tint/lang/core/type/pointer.h"

#include "src/tint/lang/core/type/manager.h"
#include "src/tint/lang/core/type/reference.h"
#include "src/tint/utils/diagnostic/diagnostic.h"
#include "src/tint/utils/math/hash.h"
#include "src/tint/utils/text/string_stream.h"

TINT_INSTANTIATE_TYPEINFO(tint::core::type::Pointer);

namespace tint::core::type {

Pointer::Pointer(core::AddressSpace address_space, const Type* store_type, core::Access access)
    : Base(Hash(tint::TypeCode::Of<Pointer>().bits), address_space, store_type, access) {}

bool Pointer::Equals(const UniqueNode& other) const {
    if (auto* o = other.As<Pointer>()) {
        return o->AddressSpace() == AddressSpace() && o->StoreType() == StoreType() &&
               o->Access() == Access();
    }
    return false;
}

std::string Pointer::FriendlyName() const {
    StringStream out;
    out << "ptr<";
    if (AddressSpace() != core::AddressSpace::kUndefined) {
        out << AddressSpace() << ", ";
    }
    out << StoreType()->FriendlyName() << ", " << Access();
    out << ">";
    return out.str();
}

Pointer::~Pointer() = default;

Pointer* Pointer::Clone(CloneContext& ctx) const {
    auto* ty = StoreType()->Clone(ctx);
    return ctx.dst.mgr->Get<Pointer>(AddressSpace(), ty, Access());
}

}  // namespace tint::core::type