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    Length: 2463 (0x99f)
    Types: TextFile
    Names: »B«

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

TextFile

with Arguments, Statements, Scanner, Object,
     Message, Text_Io, Table, Tiny_Error;
package body Bloc is

    type Node_Structure is
        record
            Arg : Arguments.Node := Arguments.Empty_Node;
            Sta : Statements.Node := Statements.Empty_Node;
            Id_List : Message.List;
            Keyword_List : Message.List;
            Symbol : Table.Symbol_Kind;
            Parent_Bloc : Node := Empty_Node;
        end record;

    Current_Node : Node;

    function Current return Node is
    begin
        return Current_Node;
    end Current;

    function Symbol (N : Node) return Table.Symbol_Kind is
    begin
        return N.Symbol;
    end Symbol;

    function Parent (N : Node) return Node is
    begin
        return N.Parent_Bloc;
    end Parent;

    function Keyword_List (N : Node) return Message.List is
    begin
        return N.Keyword_List;
    end Keyword_List;

    function Identifier_List (N : Node) return Message.List is
    begin
        return N.Id_List;
    end Identifier_List;

    procedure Parse (N : in out Node; Error : out Boolean) is
        Failed : Boolean := False;  
        use Scanner;
    begin  
        Text_Io.Put_Line ("i am in bloc.parse");
        N := new Node_Structure;  
        N.Parent_Bloc := Current_Node;
        Current_Node := N;
        Message.Init (N.Keyword_List);
        Message.Init (N.Id_List);
        Table.Initialize (N.Symbol);
        Scanner.Next;
        Arguments.Parse (N.Arg, N.Keyword_List, N.Id_List, N.Symbol, Failed);
        if not Failed then
            Statements.Parse (N.Sta, Failed);
            if not Failed and Scanner.Get_Token /= Scanner.T_Bloc_End then
                Failed := True;
                Tiny_Error.Miss_Ending_Accolade;
            end if;
        end if;
        if N.Parent_Bloc /= Empty_Node then
            Current_Node := N.Parent_Bloc;
        end if;
        Error := Failed;
    end Parse;

    function Interpret (N : Node) return Object.Reference is
        Result : Object.Reference;

    begin  
        Current_Node := N;
        Result := Statements.Interpret (N.Sta, Result);
        if N.Parent_Bloc /= Empty_Node then
            Current_Node := N.Parent_Bloc;
        end if;
        return (Result);
    end Interpret;

begin
    Current_Node := new Node_Structure;
    Message.Init (Current_Node.Keyword_List);
    Message.Init (Current_Node.Id_List);
    Table.Initialize (Current_Node.Symbol);

end Bloc;