* Copyright (c) 2021-2024 Huawei Device Co., Ltd.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ES2PANDA_COMPILER_BASE_OPTIONAL_CHAIN_H
#define ES2PANDA_COMPILER_BASE_OPTIONAL_CHAIN_H
#include "ir/irnode.h"
#include "ir/expression.h"
namespace ark::es2panda::compiler {
class PandaGen;
class Label;
class OptionalChain {
public:
explicit OptionalChain(PandaGen *pg, const ir::AstNode *node);
~OptionalChain();
void Check(compiler::VReg obj);
NO_COPY_SEMANTIC(OptionalChain);
NO_MOVE_SEMANTIC(OptionalChain);
private:
PandaGen *pg_ {};
const ir::AstNode *node_ {};
Label *label_ {};
OptionalChain *prev_ {};
};
}
#endif
