19223952a8
* refactor: convert methods of AutoUpdater to gin * refactor: converter in map_converter.h is no more needed * refactor: use gin in crash_reporter * refactor: remove native_mate_converters/map_converter.h * refactor: implement gfx_converter with gin * refactor: convert methods of NativeImage to gin * refactor: add gin_helper::Arguments * fix: use gin_helper::Arguments to parse multi-type parameters
34 lines
988 B
C++
34 lines
988 B
C++
// Copyright 2019 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE.chromium file.
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#ifndef SHELL_COMMON_GIN_HELPER_ARGUMENTS_H_
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#define SHELL_COMMON_GIN_HELPER_ARGUMENTS_H_
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namespace gin_helper {
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// Provides additional APIs to the gin::Arguments class.
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class Arguments : public gin::Arguments {
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public:
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// Get the next argument, if conversion to T fails then state is unchanged.
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//
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// This is difference from gin::Arguments::GetNext which always advances the
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// |next_| counter no matter whether the conversion succeeds.
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template <typename T>
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bool GetNext(T* out) {
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v8::Local<v8::Value> val = PeekNext();
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if (val.IsEmpty())
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return false;
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if (!gin::ConvertFromV8(isolate(), val, out))
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return false;
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Skip();
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return true;
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}
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private:
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// MUST NOT ADD ANY DATA MEMBER.
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};
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} // namespace gin_helper
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#endif // SHELL_COMMON_GIN_HELPER_ARGUMENTS_H_
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