DataMuseum.dk Presents historical artifacts from the history of: Rational R1000/400

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⟦470bf40ce⟧ Ada Source

    Length: 5120 (0x1400)
    Types: Ada Source
    Notes: 03_class, FILE, R1k_Segment, e3_tag, package body Affectation_Ou_Appel, seg_0467d9

Derivation

└─⟦8527c1e9b⟧ Bits:30000544 8mm tape, Rational 1000, Arrival backup of disks in PAM's R1000
    └─⟦5a81ac88f⟧ »Space Info Vol 1« 
        └─⟦this⟧ 

with Error, Dynamic_Node, Appel, Expression_Simple, Nom_Variable;

package body Affectation_Ou_Appel is

    procedure Parse (List : in out Action_List.Object) is  
        procedure The_Resynchro is new Error.Resynchro
                                          (Affectation_Ou_Appel.Is_Follow);
        use Lexical_Analyzer;  
        Dyn_Node : Dynamic_Node.Object;

    begin
        if (Appel.Is_First (Lexical_Analyzer.Get_Token)) then
            Appel.Parse (List);
            if (Lexical_Analyzer.Get_Token /= Terminator) then  
                Error.Set_Type_Error (Error.Point_Expected);
                raise Error.Excep_Syntaxe_Error;
            end if;
            Lexical_Analyzer.Next;

        elsif (Nom_Variable.Is_First (Lexical_Analyzer.Get_Token)) then  
            Nom_Variable.Parse (Dyn_Node);
            Action_List.Create (List, Action_List.Affect_Action);
            Action_List.Set_Argument (List, Dyn_Node, Action_List.Target);

            if (Lexical_Analyzer.Get_Token /= Devient) then
                Error.Set_Type_Error (Error.Devient_Expected);
                raise Error.Excep_Syntaxe_Error;
            end if;
            Lexical_Analyzer.Next;
            Expression_Simple.Parse (Dyn_Node);  
            Action_List.Set_Argument (List, Dyn_Node, Action_List.Source);
            if (Lexical_Analyzer.Get_Token /= Terminator) then  
                Error.Set_Type_Error (Error.Point_Expected);
                raise Error.Excep_Syntaxe_Error;
            end if;
            Lexical_Analyzer.Next;
        else
            Error.Set_Type_Error (Error.Initialisation_False);
            raise Error.Excep_Syntaxe_Error;
        end if;
    exception  
        when Error.Excep_Syntaxe_Error | Error.Excep_Semantic_Error =>
            Error.Treat;
            The_Resynchro;
    end Parse;

    function Is_Follow (Un_Token : Lexical_Analyzer.Tokens) return Boolean is
        use Lexical_Analyzer;
    begin
        return ((Is_First (Un_Token)) or (Un_Token = Vie));
    end Is_Follow;


    function Is_First (Un_Token : Lexical_Analyzer.Tokens) return Boolean is
        use Lexical_Analyzer;
    begin
        return ((Un_Token = Vider) or (Un_Token = Ajouter) or
                (Un_Token = Retirer) or (Un_Token = Ecrire) or
                (Un_Token = Quitter) or (Un_Token = Minus) or
                (Un_Token = Plus) or (Un_Token = Left_Bracket) or
                (Un_Token = Non) or (Un_Token = Identifier) or
                (Un_Token = String_Of_Characters) or
                (Un_Token = Integer_Number) or
                (Un_Token = Complement_Or_Verbe) or
                (Un_Token = Complement1) or (Un_Token = Complement2));
    end Is_First;


    --function eval ;
    --functin unparse;
end Affectation_Ou_Appel;

    nblk1=4
    nid=3
    hdr6=6
        [0x00] rec0=1a rec1=00 rec2=01 rec3=006
        [0x01] rec0=17 rec1=00 rec2=02 rec3=02c
        [0x02] rec0=18 rec1=00 rec2=04 rec3=000
        [0x03] rec0=0e rec1=00 rec2=03 rec3=000
    tail 0x21543393486515b2642eb 0x42a00088462060003
Free Block Chain:
  0x3: 0000  00 00 02 48 80 2f 20 28 55 6e 5f 54 6f 6b 65 6e  ┆   H / (Un_Token┆