--  Abstract :
--
--  See spec
--
--  Copyright (C) 2017 - 2022 Free Software Foundation, Inc.
--
--  This library is free software;  you can redistribute it and/or modify it
--  under terms of the  GNU General Public License  as published by the Free
--  Software  Foundation;  either version 3,  or (at your  option) any later
--  version. This library is distributed in the hope that it will be useful,
--  but WITHOUT ANY WARRANTY;  without even the implied warranty of MERCHAN-
--  TABILITY or FITNESS FOR A PARTICULAR PURPOSE.

--  As a special exception under Section 7 of GPL version 3, you are granted
--  additional permissions described in the GCC Runtime Library Exception,
--  version 3.1, as published by the Free Software Foundation.

pragma License (Modified_GPL);

with Ada.Strings.Fixed;
with Gpr_Process_Actions;
package body Wisi.Gpr is

   overriding
   procedure Initialize (Data : in out Parse_Data_Type)
   is
      use all type Gpr_Process_Actions.Token_Enum_ID;
   begin
      Data.First_Comment_ID := +COMMENT_ID;
      Data.Last_Comment_ID  := WisiToken.Invalid_Token_ID;
      Data.Left_Paren_ID    := WisiToken.Invalid_Token_ID;
      Data.Right_Paren_ID   := WisiToken.Invalid_Token_ID;

      Data.Statement_IDs.Append (+compilation_unit_ID);
      Data.Statement_IDs.Append (+with_clause_ID);
      Data.Statement_IDs.Append (+declarative_item_ID);
      Data.Statement_IDs.Append (+wisitoken_accept_ID);
   end Initialize;

   overriding
   procedure Parse_Language_Params
     (Data   : in out Parse_Data_Type;
      Params : in     String)
   is
      pragma Unreferenced (Data);
      use Ada.Strings.Fixed;
      First : Integer := Params'First;
      Last  : Integer := Index (Params, " ");
   begin
      if Params /= "" then
         --  must match [1] wisi-parse-format-language-options
         Gpr_Indent := Integer'Value (Params (First .. Last - 1));

         First := Last + 1;
         Last := Index (Params, " ", First);
         Gpr_Indent_Broken := Integer'Value (Params (First .. Last - 1));

         First := Last + 1;
         Gpr_Indent_When := Integer'Value (Params (First .. Params'Last));
      end if;
   end Parse_Language_Params;

   overriding
   function Get_Token_IDs
     (User_Data    : in     Parse_Data_Type;
      Command_Line : in     String;
      Last         : in out Integer)
     return WisiToken.Token_ID_Arrays.Vector
   is
      pragma Unreferenced (User_Data);
      use Gpr_Process_Actions;
   begin
      return IDs : WisiToken.Token_ID_Arrays.Vector do
         Wisi.Skip (Command_Line, Last, '(');
         loop
            IDs.Append (+Token_Enum_ID'Value (Wisi.Get_Enum (Command_Line, Last)));
            Wisi.Skip (Command_Line, Last, ' ');
            exit when Command_Line (Last + 1) = ')';
         end loop;
         Last := Last + 1;
      end return;
   end Get_Token_IDs;

end Wisi.Gpr;