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/**
** \file ast/field-var.hh
** \brief Declaration of ast::FieldVar.
*/
#pragma once
#include <ast/var.hh>
#include <misc/symbol.hh>
namespace ast
{
/// FieldVar.
class FieldVar : public Var
{
public:
/** \name Ctor & dtor.
** \{ */
/// Construct a FieldVar node.
FieldVar(const Location& location, Var* var, misc::symbol name);
FieldVar(const FieldVar&) = delete;
FieldVar& operator=(const FieldVar&) = delete;
/// Destroy a FieldVar node.
~FieldVar() override;
/** \} */
/// \name Visitors entry point.
/// \{ */
/// Accept a const visitor \a v.
void accept(ConstVisitor& v) const override;
/// Accept a non-const visitor \a v.
void accept(Visitor& v) override;
/// \}
/** \name Accessors.
** \{ */
/// Return the record that holds the field.
const Var& var_get() const;
/// Return the record that holds the field.
Var& var_get();
/// Return the field's name.
misc::symbol name_get() const;
/// Set the field's name.
void name_set(misc::symbol);
/// Return handle the number of the field in the record that holds it.
int index_get() const;
/// Set handle the number of the field in the record that holds it.
void index_set(int);
/** \} */
protected:
/// The record that holds the field.
Var* var_;
/// The field's name.
misc::symbol name_;
/// Handle the number of the field in the record that holds it.
int index_ = -1;
};
} // namespace ast
#include <ast/field-var.hxx>
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