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// Copyright 2023 The Dawn & Tint Authors
//
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// modification, are permitted provided that the following conditions are met:
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// 1. Redistributions of source code must retain the above copyright notice, this
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// this list of conditions and the following disclaimer in the documentation
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#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::ast {
class IdentifierExpression;
} // namespace tint::ast
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::IdentifierExpression* declaration,
const Statement* statement,
const sem::Function* function);
/// Destructor
~FunctionExpression() override;
/// @returns the AST node
const ast::IdentifierExpression* Declaration() const;
/// @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_