61 lines
1.9 KiB
C++
61 lines
1.9 KiB
C++
// Copyright 2020 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef SRC_AST_INITIALIZER_EXPRESSION_H_
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#define SRC_AST_INITIALIZER_EXPRESSION_H_
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#include "src/ast/expression.h"
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namespace tint {
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namespace ast {
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class ConstInitializerExpression;
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class TypeInitializerExpression;
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/// Base class for initializer style expressions
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class InitializerExpression : public Expression {
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public:
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~InitializerExpression() override;
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/// @returns true if this is an initializer expression
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bool IsInitializer() const override { return true; }
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/// @returns true if this is a constant initializer
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virtual bool IsConstInitializer() const { return false; }
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/// @returns true if this is a type initializer
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virtual bool IsTypeInitializer() const { return false; }
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/// @returns this as a const initializer expression
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ConstInitializerExpression* AsConstInitializer();
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/// @returns this as a type initializer expression
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TypeInitializerExpression* AsTypeInitializer();
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protected:
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/// Constructor
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InitializerExpression();
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/// Constructor
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/// @param source the initializer source
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explicit InitializerExpression(const Source& source);
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/// Move constructor
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InitializerExpression(InitializerExpression&&) = default;
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private:
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InitializerExpression(const InitializerExpression&) = delete;
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};
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} // namespace ast
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} // namespace tint
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#endif // SRC_AST_INITIALIZER_EXPRESSION_H_
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