src/tint/lang/wgsl/sem/expression.h

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#ifndef SRC_TINT_LANG_WGSL_SEM_EXPRESSION_H_
#define SRC_TINT_LANG_WGSL_SEM_EXPRESSION_H_

#include "src/tint/lang/wgsl/ast/expression.h"
#include "src/tint/lang/wgsl/sem/node.h"

// Forward declarations
namespace tint::sem {
class Statement;
}  // namespace tint::sem

namespace tint::sem {

/// Expression holds the semantic information for expression nodes.
class Expression : public Castable<Expression, Node> {
  public:
    /// Constructor
    /// @param declaration the AST node
    /// @param statement the statement that owns this expression
    Expression(const ast::Expression* declaration, const Statement* statement);

    /// Destructor
    ~Expression() override;

    /// @returns the AST node
    const ast::Expression* Declaration() const { return declaration_; }

    /// @return the statement that owns this expression
    const Statement* Stmt() const { return statement_; }

  protected:
    /// The AST expression node for this semantic expression
    const ast::Expression* const declaration_;

  private:
    const Statement* const statement_;
};

}  // namespace tint::sem

#endif  // SRC_TINT_LANG_WGSL_SEM_EXPRESSION_H_