1 files changed, 27 insertions, 0 deletions
diff --git a/dom/webgpu/SupportedFeatures.cpp b/dom/webgpu/SupportedFeatures.cpp
new file mode 100644
index 0000000000..294524bc81
--- /dev/null
+++ b/dom/webgpu/SupportedFeatures.cpp
@@ -0,0 +1,27 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "SupportedFeatures.h"
+#include "Adapter.h"
+#include "mozilla/dom/WebGPUBinding.h"
+
+namespace mozilla::webgpu {
+
+GPU_IMPL_CYCLE_COLLECTION(SupportedFeatures, mParent)
+GPU_IMPL_JS_WRAP(SupportedFeatures)
+
+SupportedFeatures::SupportedFeatures(Adapter* const aParent)
+    : ChildOf(aParent) {}
+
+void SupportedFeatures::Add(const dom::GPUFeatureName aFeature,
+                            ErrorResult& aRv) {
+  const auto u8 = dom::GPUFeatureNameValues::GetString(aFeature);
+  const auto u16 = NS_ConvertUTF8toUTF16(u8);
+  dom::GPUSupportedFeatures_Binding::SetlikeHelpers::Add(this, u16, aRv);
+
+  mFeatures.insert(aFeature);
+}
+
+}  // namespace mozilla::webgpu