// Copyright 2023 The Dawn & Tint Authors
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#include "src/tint/lang/wgsl/feature_status.h"

#include "src/tint/lang/wgsl/enums.h"

namespace tint::wgsl {

FeatureStatus GetLanguageFeatureStatus(LanguageFeature f) {
    switch (f) {
            ////////////////////////////////////////////////////////////////////
            // Experimental features
            ///////////////////////////////////////////////////////////////////
        case LanguageFeature::kSizedBindingArray:
        case LanguageFeature::kTexelBuffers:
        case LanguageFeature::kFragmentDepth:
        case LanguageFeature::kBufferView:
        case LanguageFeature::kSwizzleAssignment:
            return FeatureStatus::kUnsafeExperimental;

            ////////////////////////////////////////////////////////////////////
            // Shipped with killswitch features
            ///////////////////////////////////////////////////////////////////
        case LanguageFeature::kImmediateAddressSpace:
            return FeatureStatus::kShippedWithKillswitch;

            ////////////////////////////////////////////////////////////////////
            // Chromium developer features
            ///////////////////////////////////////////////////////////////////
        case LanguageFeature::kChromiumPrint:
            return FeatureStatus::kUnsafeExperimental;

            ////////////////////////////////////////////////////////////////////
            // Enabled features
            ////////////////////////////////////////////////////////////////////
        case LanguageFeature::kPacked4X8IntegerDotProduct:
        case LanguageFeature::kPointerCompositeAccess:
        case LanguageFeature::kUnrestrictedPointerParameters:
        case LanguageFeature::kReadonlyAndReadwriteStorageTextures:
        case LanguageFeature::kUniformBufferStandardLayout:
        case LanguageFeature::kSubgroupId:
        case LanguageFeature::kSubgroupUniformity:
        case LanguageFeature::kTextureAndSamplerLet:
        case LanguageFeature::kTextureFormatsTier1:
        case LanguageFeature::kLinearIndexing:
            return FeatureStatus::kShippedWithKillswitch;

            ////////////////////////////////////////////////////////////////////
            // Testing / special cases
            ////////////////////////////////////////////////////////////////////
        case LanguageFeature::kChromiumTestingUnimplemented:
            return FeatureStatus::kUnimplemented;
        case LanguageFeature::kChromiumTestingUnsafeExperimental:
            return FeatureStatus::kUnsafeExperimental;
        case LanguageFeature::kChromiumTestingExperimental:
            return FeatureStatus::kExperimental;
        case LanguageFeature::kChromiumTestingShippedWithKillswitch:
            return FeatureStatus::kShippedWithKillswitch;
        case LanguageFeature::kChromiumTestingShipped:
            return FeatureStatus::kShipped;
        case LanguageFeature::kUndefined:
            return FeatureStatus::kUnknown;
    }

    return FeatureStatus::kUnknown;
}

}  // namespace tint::wgsl
