src/dawn/wire/ObjectHandle.cpp

// Copyright 2022 The Dawn & Tint Authors
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#include "dawn/wire/ObjectHandle.h"

#include "dawn/common/Assert.h"

namespace dawn::wire {

ObjectHandle::ObjectHandle() = default;
ObjectHandle::ObjectHandle(ObjectId objId, ObjectGeneration objGeneration)
    : Handle{objId, objGeneration} {
    DAWN_ASSERT(id != 0);
}

ObjectHandle::ObjectHandle(const volatile ObjectHandle& rhs) : Handle{rhs.id, rhs.generation} {}
ObjectHandle& ObjectHandle::operator=(const volatile ObjectHandle& rhs) {
    id = rhs.id;
    generation = rhs.generation;
    return *this;
}

ObjectHandle::ObjectHandle(const ObjectHandle& rhs) = default;
ObjectHandle& ObjectHandle::operator=(const ObjectHandle& rhs) = default;

ObjectHandle::ObjectHandle(const Handle& rhs) : Handle{rhs.id, rhs.generation} {}

ObjectHandle& ObjectHandle::AssignFrom(const ObjectHandle& rhs) {
    id = rhs.id;
    generation = rhs.generation;
    return *this;
}
ObjectHandle& ObjectHandle::AssignFrom(const volatile ObjectHandle& rhs) {
    id = rhs.id;
    generation = rhs.generation;
    return *this;
}

bool ObjectHandle::operator==(const ObjectHandle& other) const {
    return id == other.id && generation == other.generation;
}

bool ObjectHandle::IsValid() const {
    return id > 0;
}

}  // namespace dawn::wire