// Copyright 2019 The Dawn & Tint Authors
//
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#ifndef SRC_DAWN_NATIVE_VULKAN_VULKANERROR_H_
#define SRC_DAWN_NATIVE_VULKAN_VULKANERROR_H_

#include <string>

#include "dawn/native/ErrorInjector.h"
#include "dawn/native/vulkan/VulkanFunctions.h"

constexpr VkResult VK_FAKE_ERROR_FOR_TESTING = VK_RESULT_MAX_ENUM;
constexpr VkResult VK_FAKE_DEVICE_OOM_FOR_TESTING = static_cast<VkResult>(VK_RESULT_MAX_ENUM - 1);

namespace dawn::native::vulkan {

// Returns a string version of the result.
std::string VkResultAsString(::VkResult result);

MaybeError CheckVkSuccessImpl(VkResult result, const char* context);
MaybeError CheckVkOOMThenSuccessImpl(VkResult result, const char* context);

// Returns a success only if result if VK_SUCCESS, an error with the context and stringified
// result value instead. Can be used like this:
//
//   DAWN_TRY(CheckVkSuccess(vkDoSomething, "doing something"));
#define CheckVkSuccess(resultIn, contextIn)                            \
    ::dawn::native::vulkan::CheckVkSuccessImpl(                        \
        ::dawn::native::vulkan::VkResult::WrapUnsafe(                  \
            INJECT_ERROR_OR_RUN(resultIn, VK_FAKE_ERROR_FOR_TESTING)), \
        contextIn)

#define CheckVkOOMThenSuccess(resultIn, contextIn)                                 \
    ::dawn::native::vulkan::CheckVkOOMThenSuccessImpl(                             \
        ::dawn::native::vulkan::VkResult::WrapUnsafe(INJECT_ERROR_OR_RUN(          \
            resultIn, VK_FAKE_DEVICE_OOM_FOR_TESTING, VK_FAKE_ERROR_FOR_TESTING)), \
        contextIn)

}  // namespace dawn::native::vulkan

#endif  // SRC_DAWN_NATIVE_VULKAN_VULKANERROR_H_