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top - downloadIndex: ┃ T V ┃
Length: 750 (0x2ee)
Types: TextFile
Names: »V«
└─⟦a7d1ea751⟧ Bits:30000550 8mm tape, Rational 1000, !users!projects 94_04_11
└─ ⟦129cab021⟧ »DATA«
└─⟦this⟧
└─⟦2f6cfab89⟧ Bits:30000547 8mm tape, Rational 1000, !projects 94-01-04
└─ ⟦d65440be7⟧ »DATA«
└─⟦this⟧
-- This package parses and interprets the following rules:
--
-- rule 0:
-- syntax: <expression> ::= <value>
-- sementic: expression.result = value.result
-- rule 1:
-- syntax: <expression> ::= pour identifier prendre <value>
-- sementic: expression.result = value.result
-- symbols = (identifier, value.result)
with Scanner;
with Object;
package Expression is
type Node is private;
Empty_Node : constant Node;
procedure Parse (N : in out Node; Error : out Boolean);
function Is_First (T : Scanner.Token) return Boolean;
function Interpret (N : Node) return Object.Reference;
private
type Node_Structure;
type Node is access Node_Structure;
Empty_Node : constant Node := null;
end Expression;