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Rational R1000/400

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⟦318279c6c⟧ Ada Source

    Length: 3072 (0xc00)
    Types: Ada Source
    Notes: 03_class, FILE, R1k_Segment, e3_tag, package body Unary, seg_037e1c

Derivation

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

E3 Source Code



with Errors;
with More_Unary;
with Primary;
with Trace;
with Unparser;

package body Unary is

    type Node_Structure is
        record
            Line : Natural;
            Prim : Primary.Node := Primary.Empty_Node;
            More : More_Unary.Node := More_Unary.Empty_Node;
        end record;

    procedure Parse (N : in out Node) is
    begin
        Trace.Display ("parsing Unary");
        N := new Node_Structure;
        N.Line := Scanner.Get_Line_Number;
        if Primary.Is_First (Scanner.Get_Token) then
            Primary.Parse (N.Prim);
            More_Unary.Parse (N.More);
        else
            raise Errors.Expecting_Primary;
        end if;
    end Parse;

    procedure Unparse (N : Node) is
    begin
        Primary.Unparse (N.Prim);
        More_Unary.Unparse (N.More);
        Trace.Display ("fin unparse unary");
    end Unparse;

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

    function Interpret (N : Node) return Object.Reference is
        Result : Object.Reference;
    begin
        Errors.Save_Interpret_Line (N.Line);
        Result := Primary.Interpret (N.Prim);
        Result := More_Unary.Interpret (N.More, Result);
        Trace.Display ("fin interpretation Unary");
        Trace.Display (Result);
        return Result;
    end Interpret;

end Unary;



E3 Meta Data

    nblk1=2
    nid=0
    hdr6=4
        [0x00] rec0=26 rec1=00 rec2=01 rec3=01e
        [0x01] rec0=13 rec1=00 rec2=02 rec3=001
    tail 0x21531345084e58fe6a55f 0x42a00088462060003