37 lines
1 KiB
C
37 lines
1 KiB
C
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// Copyright (c) 2023 Microsoft, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#ifndef ELECTRON_SHELL_COMMON_GIN_CONVERTERS_OPTIONAL_CONVERTER_H_
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#define ELECTRON_SHELL_COMMON_GIN_CONVERTERS_OPTIONAL_CONVERTER_H_
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#include <utility>
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#include "gin/converter.h"
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#include "third_party/abseil-cpp/absl/types/optional.h"
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namespace gin {
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template <typename T>
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struct Converter<absl::optional<T>> {
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static v8::Local<v8::Value> ToV8(v8::Isolate* isolate,
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const absl::optional<T>& val) {
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if (val)
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return Converter<T>::ToV8(isolate, val.value());
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else
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return v8::Null(isolate);
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}
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static bool FromV8(v8::Isolate* isolate,
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v8::Local<v8::Value> val,
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absl::optional<T>* out) {
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T converted;
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if (Converter<T>::FromV8(isolate, val, &converted))
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out->emplace(std::move(converted));
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return true;
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}
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};
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} // namespace gin
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#endif // ELECTRON_SHELL_COMMON_GIN_CONVERTERS_OPTIONAL_CONVERTER_H_
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