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    Length: 1250 (0x4e2)
    Types: TextFile
    Names: »B«

└─⟦2f6cfab89⟧ Bits:30000547 8mm tape, Rational 1000, !projects 94-01-04
    └─⟦d65440be7⟧ »DATA« 
        └─⟦this⟧ 

TextFile

with Statements, Scanner, Objects;
package body More_Statements is
    type Node_Structure is
        record
            Rule : Natural range 0 .. 1 := 0;  
            Stat : Statements.Node := Statements.Empty_Node;
        end record;

    procedure Parse (N : in out Node; Error : out Boolean) is
        Failed : Boolean := False;
    begin
        N := new Node_Structure;  
        if Scanner.Symbol = Dot then  
            Scanner.Next;
            if Statements.Is_First (Scanner.Symbol) then
                N.Rule := 1;
                Statements.Parse (N.Stat, Failed);
            end if;
        end if;
        Error := Failed;
    end Parse;

    function Is_First (T : Scanner.Token) return Boolean is
        use Scanner;
    begin
        return T = Dot;
    end Is_First;

    function Interpret (N : Node;
                        Inherited : Object.Reference := Object.Void_Reference)
                       return Object.Reference is
        Result : Object.Reference;
    begin
        case N.Rule is
            when 0 =>
                Result := Inherited;

            when 1 =>
                Result := Statements.Interpret (N.Stat);  
        end case;  
        return Result;
    end Interpret;

end More_Statements;