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with Ada.Characters.Handling;
with Ada.Containers;
with Ada.Containers.Indefinite_Hashed_Maps;
with Ada.Strings.Hash;
package body Opt50_Pkg is
type Enum_Name is array (Enum) of access constant String;
Enum_Name_Table : constant Enum_Name := (
One => new String'("one"),
Two => new String'("two"),
Three => new String'("three"));
package String_To_Enum_Map is new Ada.Containers.Indefinite_Hashed_Maps
(Key_Type => String, Element_Type => Enum,
Hash => Ada.Strings.Hash, Equivalent_Keys => "=");
function Fill_Hashed_Map return String_To_Enum_Map.Map is
Res : String_To_Enum_Map.Map;
use String_To_Enum_Map;
begin
for I in Enum_Name_Table'Range loop
declare
Kind : constant String := Enum_Name_Table (I).all;
begin
Res.Insert(Key => Kind, New_Item => I);
end;
end loop;
return Res;
end;
String_To_Enum : constant String_To_Enum_Map.Map := Fill_Hashed_Map;
procedure Get (Kind : String; Result : out Enum; Success : out Boolean) is
X : constant String := Ada.Characters.Handling.To_Lower (Kind);
use String_To_Enum_Map;
Curs : constant Cursor := String_To_Enum.Find (X);
begin
Success := Curs /= No_Element;
if Success then
Result := Element(Curs);
end if;
end;
procedure Set (A : Enum_Boolean_Array) is null;
end Opt50_Pkg;
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