electron/shell/common/gin_helper/arguments.h
Cheng Zhao 19223952a8
chore: remove native_mate (Part 8) (#20598)
* 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
2019-10-18 09:31:29 +09:00

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// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE.chromium file.
#ifndef SHELL_COMMON_GIN_HELPER_ARGUMENTS_H_
#define SHELL_COMMON_GIN_HELPER_ARGUMENTS_H_
namespace gin_helper {
// Provides additional APIs to the gin::Arguments class.
class Arguments : public gin::Arguments {
public:
// Get the next argument, if conversion to T fails then state is unchanged.
//
// This is difference from gin::Arguments::GetNext which always advances the
// |next_| counter no matter whether the conversion succeeds.
template <typename T>
bool GetNext(T* out) {
v8::Local<v8::Value> val = PeekNext();
if (val.IsEmpty())
return false;
if (!gin::ConvertFromV8(isolate(), val, out))
return false;
Skip();
return true;
}
private:
// MUST NOT ADD ANY DATA MEMBER.
};
} // namespace gin_helper
#endif // SHELL_COMMON_GIN_HELPER_ARGUMENTS_H_