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// Copyright 2023 The Tint Authors.
//
// 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 SRC_TINT_LANG_WGSL_SEM_FUNCTION_EXPRESSION_H_
#define SRC_TINT_LANG_WGSL_SEM_FUNCTION_EXPRESSION_H_
#include "src/tint/lang/wgsl/sem/expression.h"
// Forward declarations
namespace tint::sem {
class Function;
} // namespace tint::sem
namespace tint::sem {
/// FunctionExpression holds the semantic information for expression nodes that resolve to
/// functions.
class FunctionExpression : public Castable<FunctionExpression, Expression> {
public:
/// Constructor
/// @param declaration the AST node
/// @param statement the statement that owns this expression
/// @param function the function that the expression resolved to
FunctionExpression(const ast::Expression* declaration,
const Statement* statement,
const sem::Function* function);
/// Destructor
~FunctionExpression() override;
/// @return the function that the expression resolved to
const sem::Function* Function() const { return function_; }
private:
sem::Function const* const function_;
};
} // namespace tint::sem
#endif // SRC_TINT_LANG_WGSL_SEM_FUNCTION_EXPRESSION_H_