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Rational R1000/400

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⟦ad9a2ea6d⟧ Ada Source

    Length: 14336 (0x3800)
    Types: Ada Source
    Notes: 03_class, FILE, R1k_Segment, e3_tag, package Our_Value, seg_04927c

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 Ext_String, Lex, Text_Io;

package Our_Value is


    subtype Var_String is Ext_String.Var_String;

    type Var_Type is (Undefined, Type_Value, Type_Token,
                      Type_Boolean, Type_Integer, Type_String);

    type Var_Value (Genre : Var_Type := Undefined) is limited private;

    type P_Value is access Var_Value;


----------------------------------------------------------------------------
    -- Exceptions --
----------------------------------------------------------------------------
    Not_Implemented : exception;
    Type_Conflict : exception;

    procedure Signal_Not_Implemented;
    function Verify_Type (Val : Var_Value; Type_Var : Var_Type) return Boolean;


----------------------------------------------------------------------------
    -- procedures d'affectation (Set_Value => ":=")   --
----------------------------------------------------------------------------
    procedure Set_Value (Target : in out Var_Value; Source : Var_Value);
    procedure Set_Value (Target : in out Var_Value; Source : P_Value);
    procedure Set_Value (Target : in out Var_Value; Source : Lex.Token);
    procedure Set_Value (Target : in out Var_Value; Source : Boolean);
    procedure Set_Value (Target : in out Var_Value; Source : Integer);
    procedure Set_Value (Target : in out Var_Value; Source : Var_String);

----------------------------------------------------------------------------
    -- fonctions de consultations --
----------------------------------------------------------------------------
    function Get_Type (Val : Var_Value) return Var_Type;
    function Get_Type (Val : P_Value) return Var_Type;
    function Get_Type (Val : Lex.Token) return Var_Type;
    function Get_Type (Val : Boolean) return Var_Type;
    function Get_Type (Val : Integer) return Var_Type;
    function Get_Type (Val : Var_String) return Var_Type;

    function Get_Value (Val : Var_Value) return Lex.Token;
    function Get_Value (Val : Var_Value) return Boolean;
    function Get_Value (Val : Var_Value) return Integer;
    function Get_Value (Val : Var_Value) return Var_String;

    function Get_Value (Val : P_Value) return Lex.Token;
    function Get_Value (Val : P_Value) return Boolean;
    function Get_Value (Val : P_Value) return Integer;
    function Get_Value (Val : P_Value) return Var_String;

    procedure Print_Value (Val : P_Value);
    procedure Print_Value (Val : Var_Value);

----------------------------------------------------------------------------
    -- Fonctions sur des operations unaires --
----------------------------------------------------------------------------
    function Op (Operator : Lex.Token; Val : Var_Value) return Boolean;
    function Op (Operator : Lex.Token; Val : Var_Value) return Integer;

----------------------------------------------------------------------------
    -- Fonctions sur des operations binaires --
----------------------------------------------------------------------------
    function Op (Operator : Lex.Token; Val1, Val2 : Var_Value) return Boolean;
    function Op (Operator : Lex.Token; Val1, Val2 : Var_Value) return Integer;
    function Op (Operator : Lex.Token; Val1, Val2 : Var_Value)
                return Var_String;

----------------------------------------------------------------------------
    -- Partie privee --
----------------------------------------------------------------------------
private
    type Var_Value (Genre : Var_Type := Undefined) is
        record
            My_Type : Var_Type := Genre;
            case Genre is
                when Undefined =>
                    null;

                when Type_Value =>
                    My_Value : P_Value;

                when Type_Token =>
                    My_Token : Lex.Token;

                when Type_Boolean =>
                    My_Boolean : Boolean;

                when Type_Integer =>
                    My_Integer : Integer;

                when Type_String =>
                    My_String : Var_String;

            end case;
        end record;

----------------------------------------------------------------------------


end Our_Value;

E3 Meta Data

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    nid=9
    hdr6=c
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        [0x03] rec0=00 rec1=00 rec2=05 rec3=05a
        [0x04] rec0=1b rec1=00 rec2=08 rec3=052
        [0x05] rec0=0c rec1=00 rec2=07 rec3=000
        [0x06] rec0=18 rec1=00 rec2=07 rec3=000
        [0x07] rec0=08 rec1=65 rec2=46 rec3=755
        [0x08] rec0=f3 rec1=c2 rec2=00 rec3=005
        [0x09] rec0=01 rec1=0c rec2=a8 rec3=6ea
        [0x0a] rec0=bd rec1=41 rec2=30 rec3=000
        [0x0b] rec0=a0 rec1=00 rec2=00 rec3=000
        [0x0c] rec0=24 rec1=00 rec2=13 rec3=49e
    tail 0x2154684ac865b5f43e539 0x42a00088462060003
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  0xc: 0000  00 0b 03 f9 80 15 61 6c 75 65 29 20 72 65 74 75  ┆      alue) retu┆
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