1 files changed, 60 insertions, 0 deletions
diff --git a/tiger-compiler/src/ast/field-var.hh b/tiger-compiler/src/ast/field-var.hh
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index 0000000..06c0b9a
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+++ b/tiger-compiler/src/ast/field-var.hh
@@ -0,0 +1,60 @@
+/**
+ ** \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>