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Overview
Comment:s_expressions-printers-pretty-config: rewrite the parser using static hash maps
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: 3cedc463735c8c632f64d7e31b83e608cdf32742
User & Date: nat 2014-06-02 19:16:10.129
Context
2014-06-03
21:22
s_expressions-printers-pretty-config-tests: add tests to reach a decent coverage of the rewritten version check-in: 6fb20358ef user: nat tags: trunk
2014-06-02
19:16
s_expressions-printers-pretty-config: rewrite the parser using static hash maps check-in: 3cedc46373 user: nat tags: trunk
2014-06-01
16:17
Move generated source files to a dedicated directory check-in: 1beffff021 user: nat tags: trunk
Changes
Side-by-Side Diff Ignore Whitespace Patch
Added generated/natools-s_expressions-printers-pretty-config-atom_enc.adb. 

































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with Interfaces; use Interfaces;

package body Natools.S_Expressions.Printers.Pretty.Config.Atom_Enc is

   P : constant array (0 .. 3) of Natural :=
     (1, 4, 5, 10);

   T1 : constant array (0 .. 3) of Unsigned_8 :=
     (10, 8, 8, 20);

   T2 : constant array (0 .. 3) of Unsigned_8 :=
     (15, 16, 8, 6);

   G : constant array (0 .. 20) of Unsigned_8 :=
     (0, 0, 7, 0, 0, 3, 4, 2, 0, 0, 5, 0, 0, 1, 8, 0, 0, 0, 0, 4, 6);

   function Hash (S : String) return Natural is
      F : constant Natural := S'First - 1;
      L : constant Natural := S'Length;
      F1, F2 : Natural := 0;
      J : Natural;
   begin
      for K in P'Range loop
         exit when L < P (K);
         J  := Character'Pos (S (P (K) + F));
         F1 := (F1 + Natural (T1 (K)) * J) mod 21;
         F2 := (F2 + Natural (T2 (K)) * J) mod 21;
      end loop;
      return (Natural (G (F1)) + Natural (G (F2))) mod 10;
   end Hash;

end Natools.S_Expressions.Printers.Pretty.Config.Atom_Enc;






Added generated/natools-s_expressions-printers-pretty-config-atom_enc.ads.










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package Natools.S_Expressions.Printers.Pretty.Config.Atom_Enc is
   pragma Preelaborate;
   function Hash (S : String) return Natural;
end Natools.S_Expressions.Printers.Pretty.Config.Atom_Enc;






Added generated/natools-s_expressions-printers-pretty-config-commands-ce.adb.






































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with Interfaces; use Interfaces;

package body Natools.S_Expressions.Printers.Pretty.Config.Commands.CE is

   P : constant array (0 .. 2) of Natural :=
     (1, 4, 6);

   T1 : constant array (0 .. 2) of Unsigned_8 :=
     (20, 19, 0);

   T2 : constant array (0 .. 2) of Unsigned_8 :=
     (9, 10, 8);

   G : constant array (0 .. 20) of Unsigned_8 :=
     (0, 0, 9, 6, 0, 5, 1, 0, 0, 0, 0, 0, 0, 0, 5, 0, 4, 9, 2, 0, 1);

   function Hash (S : String) return Natural is
      F : constant Natural := S'First - 1;
      L : constant Natural := S'Length;
      F1, F2 : Natural := 0;
      J : Natural;
   begin
      for K in P'Range loop
         exit when L < P (K);
         J  := Character'Pos (S (P (K) + F));
         F1 := (F1 + Natural (T1 (K)) * J) mod 21;
         F2 := (F2 + Natural (T2 (K)) * J) mod 21;
      end loop;
      return (Natural (G (F1)) + Natural (G (F2))) mod 10;
   end Hash;

end Natools.S_Expressions.Printers.Pretty.Config.Commands.CE;






Added generated/natools-s_expressions-printers-pretty-config-commands-ce.ads.










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package Natools.S_Expressions.Printers.Pretty.Config.Commands.CE is
   pragma Preelaborate;
   function Hash (S : String) return Natural;
end Natools.S_Expressions.Printers.Pretty.Config.Commands.CE;






Added generated/natools-s_expressions-printers-pretty-config-commands-sc.adb.







































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with Interfaces; use Interfaces;

package body Natools.S_Expressions.Printers.Pretty.Config.Commands.SC is

   P : constant array (0 .. 1) of Natural :=
     (3, 7);

   T1 : constant array (0 .. 1) of Unsigned_8 :=
     (5, 6);

   T2 : constant array (0 .. 1) of Unsigned_8 :=
     (4, 16);

   G : constant array (0 .. 24) of Unsigned_8 :=
     (1, 6, 0, 5, 0, 0, 0, 0, 0, 0, 10, 6, 7, 0, 2, 0, 0, 0, 0, 0, 6, 3, 3,
      0, 6);

   function Hash (S : String) return Natural is
      F : constant Natural := S'First - 1;
      L : constant Natural := S'Length;
      F1, F2 : Natural := 0;
      J : Natural;
   begin
      for K in P'Range loop
         exit when L < P (K);
         J  := Character'Pos (S (P (K) + F));
         F1 := (F1 + Natural (T1 (K)) * J) mod 25;
         F2 := (F2 + Natural (T2 (K)) * J) mod 25;
      end loop;
      return (Natural (G (F1)) + Natural (G (F2))) mod 12;
   end Hash;

end Natools.S_Expressions.Printers.Pretty.Config.Commands.SC;






Added generated/natools-s_expressions-printers-pretty-config-commands-sc.ads.










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package Natools.S_Expressions.Printers.Pretty.Config.Commands.SC is
   pragma Preelaborate;
   function Hash (S : String) return Natural;
end Natools.S_Expressions.Printers.Pretty.Config.Commands.SC;






Added generated/natools-s_expressions-printers-pretty-config-commands-t.adb.

















































































































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--  Generated at 2014-06-02 19:12:04 +0000 by Natools.Static_Hash_Maps
--  from ../src/natools-s_expressions-printers-pretty-config-commands.sx

with Natools.S_Expressions.Printers.Pretty.Config.Main_Cmd;
with Natools.S_Expressions.Printers.Pretty.Config.Newline_Cmd;
with Natools.S_Expressions.Printers.Pretty.Config.Quoted_Cmd;
with Natools.S_Expressions.Printers.Pretty.Config.Commands.SC;
with Natools.S_Expressions.Printers.Pretty.Config.Atom_Enc;
with Natools.S_Expressions.Printers.Pretty.Config.Commands.CE;
with Natools.S_Expressions.Printers.Pretty.Config.Hex_Casing;
with Natools.S_Expressions.Printers.Pretty.Config.Newline_Enc;
with Natools.S_Expressions.Printers.Pretty.Config.Quoted_Esc;
with Natools.S_Expressions.Printers.Pretty.Config.Quoted_Opt;
with Natools.S_Expressions.Printers.Pretty.Config.Token_Opt;
function Natools.S_Expressions.Printers.Pretty.Config.Commands.T
  return Boolean is
begin
   for I in Map_1_Keys'Range loop
      if Natools.S_Expressions.Printers.Pretty.Config.Main_Cmd.Hash
           (Map_1_Keys (I).all) /= I
      then
         return False;
      end if;
   end loop;

   for I in Map_2_Keys'Range loop
      if Natools.S_Expressions.Printers.Pretty.Config.Newline_Cmd.Hash
           (Map_2_Keys (I).all) /= I
      then
         return False;
      end if;
   end loop;

   for I in Map_3_Keys'Range loop
      if Natools.S_Expressions.Printers.Pretty.Config.Quoted_Cmd.Hash
           (Map_3_Keys (I).all) /= I
      then
         return False;
      end if;
   end loop;

   for I in Map_4_Keys'Range loop
      if Natools.S_Expressions.Printers.Pretty.Config.Commands.SC.Hash
           (Map_4_Keys (I).all) /= I
      then
         return False;
      end if;
   end loop;

   for I in Map_5_Keys'Range loop
      if Natools.S_Expressions.Printers.Pretty.Config.Atom_Enc.Hash
           (Map_5_Keys (I).all) /= I
      then
         return False;
      end if;
   end loop;

   for I in Map_6_Keys'Range loop
      if Natools.S_Expressions.Printers.Pretty.Config.Commands.CE.Hash
           (Map_6_Keys (I).all) /= I
      then
         return False;
      end if;
   end loop;

   for I in Map_7_Keys'Range loop
      if Natools.S_Expressions.Printers.Pretty.Config.Hex_Casing.Hash
           (Map_7_Keys (I).all) /= I
      then
         return False;
      end if;
   end loop;

   for I in Map_8_Keys'Range loop
      if Natools.S_Expressions.Printers.Pretty.Config.Newline_Enc.Hash
           (Map_8_Keys (I).all) /= I
      then
         return False;
      end if;
   end loop;

   for I in Map_9_Keys'Range loop
      if Natools.S_Expressions.Printers.Pretty.Config.Quoted_Esc.Hash
           (Map_9_Keys (I).all) /= I
      then
         return False;
      end if;
   end loop;

   for I in Map_10_Keys'Range loop
      if Natools.S_Expressions.Printers.Pretty.Config.Quoted_Opt.Hash
           (Map_10_Keys (I).all) /= I
      then
         return False;
      end if;
   end loop;

   for I in Map_11_Keys'Range loop
      if Natools.S_Expressions.Printers.Pretty.Config.Token_Opt.Hash
           (Map_11_Keys (I).all) /= I
      then
         return False;
      end if;
   end loop;

   return True;
end Natools.S_Expressions.Printers.Pretty.Config.Commands.T;






Added generated/natools-s_expressions-printers-pretty-config-commands-t.ads.












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--  Generated at 2014-06-02 19:12:04 +0000 by Natools.Static_Hash_Maps
--  from ../src/natools-s_expressions-printers-pretty-config-commands.sx

function Natools.S_Expressions.Printers.Pretty.Config.Commands.T
  return Boolean;
pragma Preelaborate (Natools.S_Expressions.Printers.Pretty.Config.Commands.T);






Added generated/natools-s_expressions-printers-pretty-config-commands.adb.



























































































































































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--  Generated at 2014-06-02 19:12:04 +0000 by Natools.Static_Hash_Maps
--  from ../src/natools-s_expressions-printers-pretty-config-commands.sx

with Natools.S_Expressions.Printers.Pretty.Config.Main_Cmd;
with Natools.S_Expressions.Printers.Pretty.Config.Newline_Cmd;
with Natools.S_Expressions.Printers.Pretty.Config.Quoted_Cmd;
with Natools.S_Expressions.Printers.Pretty.Config.Commands.SC;
with Natools.S_Expressions.Printers.Pretty.Config.Atom_Enc;
with Natools.S_Expressions.Printers.Pretty.Config.Commands.CE;
with Natools.S_Expressions.Printers.Pretty.Config.Hex_Casing;
with Natools.S_Expressions.Printers.Pretty.Config.Newline_Enc;
with Natools.S_Expressions.Printers.Pretty.Config.Quoted_Esc;
with Natools.S_Expressions.Printers.Pretty.Config.Quoted_Opt;
with Natools.S_Expressions.Printers.Pretty.Config.Token_Opt;

package body Natools.S_Expressions.Printers.Pretty.Config.Commands is

   function Main (Key : String) return Main_Command is
      N : constant Natural
        := Natools.S_Expressions.Printers.Pretty.Config.Main_Cmd.Hash (Key);
   begin
      if Map_1_Keys (N).all = Key then
         return Map_1_Elements (N);
      else
         raise Constraint_Error with "Key """ & Key & """ not in map";
      end if;
   end Main;


   function Newline (Key : String) return Newline_Command is
      N : constant Natural
        := Natools.S_Expressions.Printers.Pretty.Config.Newline_Cmd.Hash (Key);
   begin
      if Map_2_Keys (N).all = Key then
         return Map_2_Elements (N);
      else
         raise Constraint_Error with "Key """ & Key & """ not in map";
      end if;
   end Newline;


   function Quoted_String (Key : String) return Quoted_String_Command is
      N : constant Natural
        := Natools.S_Expressions.Printers.Pretty.Config.Quoted_Cmd.Hash (Key);
   begin
      if Map_3_Keys (N).all = Key then
         return Map_3_Elements (N);
      else
         raise Constraint_Error with "Key """ & Key & """ not in map";
      end if;
   end Quoted_String;


   function Separator (Key : String) return Separator_Command is
      N : constant Natural
        := Natools.S_Expressions.Printers.Pretty.Config.Commands.SC.Hash (Key);
   begin
      if Map_4_Keys (N).all = Key then
         return Map_4_Elements (N);
      else
         raise Constraint_Error with "Key """ & Key & """ not in map";
      end if;
   end Separator;


   function To_Atom_Encoding (Key : String) return Atom_Encoding is
      N : constant Natural
        := Natools.S_Expressions.Printers.Pretty.Config.Atom_Enc.Hash (Key);
   begin
      if Map_5_Keys (N).all = Key then
         return Map_5_Elements (N);
      else
         raise Constraint_Error with "Key """ & Key & """ not in map";
      end if;
   end To_Atom_Encoding;


   function To_Character_Encoding (Key : String) return Character_Encoding is
      N : constant Natural
        := Natools.S_Expressions.Printers.Pretty.Config.Commands.CE.Hash (Key);
   begin
      if Map_6_Keys (N).all = Key then
         return Map_6_Elements (N);
      else
         raise Constraint_Error with "Key """ & Key & """ not in map";
      end if;
   end To_Character_Encoding;


   function To_Hex_Casing (Key : String) return Encodings.Hex_Casing is
      N : constant Natural
        := Natools.S_Expressions.Printers.Pretty.Config.Hex_Casing.Hash (Key);
   begin
      if Map_7_Keys (N).all = Key then
         return Map_7_Elements (N);
      else
         raise Constraint_Error with "Key """ & Key & """ not in map";
      end if;
   end To_Hex_Casing;


   function To_Newline_Encoding (Key : String) return Newline_Encoding is
      N : constant Natural
        := Natools.S_Expressions.Printers.Pretty.Config.Newline_Enc.Hash (Key);
   begin
      if Map_8_Keys (N).all = Key then
         return Map_8_Elements (N);
      else
         raise Constraint_Error with "Key """ & Key & """ not in map";
      end if;
   end To_Newline_Encoding;


   function To_Quoted_Escape (Key : String) return Quoted_Escape_Type is
      N : constant Natural
        := Natools.S_Expressions.Printers.Pretty.Config.Quoted_Esc.Hash (Key);
   begin
      if Map_9_Keys (N).all = Key then
         return Map_9_Elements (N);
      else
         raise Constraint_Error with "Key """ & Key & """ not in map";
      end if;
   end To_Quoted_Escape;


   function To_Quoted_Option (Key : String) return Quoted_Option is
      N : constant Natural
        := Natools.S_Expressions.Printers.Pretty.Config.Quoted_Opt.Hash (Key);
   begin
      if Map_10_Keys (N).all = Key then
         return Map_10_Elements (N);
      else
         raise Constraint_Error with "Key """ & Key & """ not in map";
      end if;
   end To_Quoted_Option;


   function To_Token_Option (Key : String) return Token_Option is
      N : constant Natural
        := Natools.S_Expressions.Printers.Pretty.Config.Token_Opt.Hash (Key);
   begin
      if Map_11_Keys (N).all = Key then
         return Map_11_Elements (N);
      else
         raise Constraint_Error with "Key """ & Key & """ not in map";
      end if;
   end To_Token_Option;

end Natools.S_Expressions.Printers.Pretty.Config.Commands;






Added generated/natools-s_expressions-printers-pretty-config-commands.ads.


















































































































































































































































































































































































































































































































































































































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--  Generated at 2014-06-02 19:12:04 +0000 by Natools.Static_Hash_Maps
--  from ../src/natools-s_expressions-printers-pretty-config-commands.sx

private package Natools.S_Expressions.Printers.Pretty.Config.Commands is
   pragma Preelaborate;

   type Main_Command is
     (Set_Char_Encoding,
      Set_Fallback,
      Set_Hex_Casing,
      Set_Indentation,
      Set_Newline,
      Set_Newline_Encoding,
      Set_Quoted,
      Set_Quoted_String,
      Set_Space_At,
      Set_Tab_Stop,
      Set_Token,
      Set_Width);

   type Newline_Command is
     (Set_Newline_Command_Encoding,
      Set_Newline_Separator);

   type Quoted_String_Command is
     (Set_Quoted_Option,
      Set_Quoted_Escape);

   type Separator_Command is
     (All_Separators,
      No_Separators,
      Invert_Separators,
      Open_Open,
      Open_Atom,
      Open_Close,
      Atom_Open,
      Atom_Atom,
      Atom_Close,
      Close_Open,
      Close_Atom,
      Close_Close);

   function Main (Key : String) return Main_Command;
   function Newline (Key : String) return Newline_Command;
   function Quoted_String (Key : String) return Quoted_String_Command;
   function Separator (Key : String) return Separator_Command;
   function To_Atom_Encoding (Key : String) return Atom_Encoding;
   function To_Character_Encoding (Key : String) return Character_Encoding;
   function To_Hex_Casing (Key : String) return Encodings.Hex_Casing;
   function To_Newline_Encoding (Key : String) return Newline_Encoding;
   function To_Quoted_Escape (Key : String) return Quoted_Escape_Type;
   function To_Quoted_Option (Key : String) return Quoted_Option;
   function To_Token_Option (Key : String) return Token_Option;

private

   Map_1_Key_0 : aliased constant String := "ascii";
   Map_1_Key_1 : aliased constant String := "ASCII";
   Map_1_Key_2 : aliased constant String := "latin-1";
   Map_1_Key_3 : aliased constant String := "latin";
   Map_1_Key_4 : aliased constant String := "iso-8859-1";
   Map_1_Key_5 : aliased constant String := "ISO-8859-1";
   Map_1_Key_6 : aliased constant String := "utf-8";
   Map_1_Key_7 : aliased constant String := "UTF-8";
   Map_1_Key_8 : aliased constant String := "utf8";
   Map_1_Key_9 : aliased constant String := "UTF8";
   Map_1_Key_10 : aliased constant String := "base64";
   Map_1_Key_11 : aliased constant String := "base-64";
   Map_1_Key_12 : aliased constant String := "lower-hex";
   Map_1_Key_13 : aliased constant String := "lower-hexa";
   Map_1_Key_14 : aliased constant String := "hex";
   Map_1_Key_15 : aliased constant String := "hexa";
   Map_1_Key_16 : aliased constant String := "hexadecimal";
   Map_1_Key_17 : aliased constant String := "upper-hex";
   Map_1_Key_18 : aliased constant String := "upper-hexa";
   Map_1_Key_19 : aliased constant String := "verbatim";
   Map_1_Key_20 : aliased constant String := "lower";
   Map_1_Key_21 : aliased constant String := "lower-case";
   Map_1_Key_22 : aliased constant String := "upper";
   Map_1_Key_23 : aliased constant String := "upper-case";
   Map_1_Key_24 : aliased constant String := "indent";
   Map_1_Key_25 : aliased constant String := "indentation";
   Map_1_Key_26 : aliased constant String := "no-indent";
   Map_1_Key_27 : aliased constant String := "no-indentation";
   Map_1_Key_28 : aliased constant String := "newline";
   Map_1_Key_29 : aliased constant String := "cr";
   Map_1_Key_30 : aliased constant String := "CR";
   Map_1_Key_31 : aliased constant String := "lf";
   Map_1_Key_32 : aliased constant String := "LF";
   Map_1_Key_33 : aliased constant String := "CRLF";
   Map_1_Key_34 : aliased constant String := "CR-LF";
   Map_1_Key_35 : aliased constant String := "crlf";
   Map_1_Key_36 : aliased constant String := "cr-lf";
   Map_1_Key_37 : aliased constant String := "lf-cr";
   Map_1_Key_38 : aliased constant String := "lfcr";
   Map_1_Key_39 : aliased constant String := "LF-CR";
   Map_1_Key_40 : aliased constant String := "LFCR";
   Map_1_Key_41 : aliased constant String := "no-quoted";
   Map_1_Key_42 : aliased constant String := "no-quoted-string";
   Map_1_Key_43 : aliased constant String := "quoted-when-shorter";
   Map_1_Key_44 : aliased constant String := "quoted-string-when-shorter";
   Map_1_Key_45 : aliased constant String := "single-line-quoted";
   Map_1_Key_46 : aliased constant String := "single-line-quoted-string";
   Map_1_Key_47 : aliased constant String := "escape";
   Map_1_Key_48 : aliased constant String := "quoted";
   Map_1_Key_49 : aliased constant String := "space";
   Map_1_Key_50 : aliased constant String := "tab-stop";
   Map_1_Key_51 : aliased constant String := "extended-token";
   Map_1_Key_52 : aliased constant String := "no-token";
   Map_1_Key_53 : aliased constant String := "standard-token";
   Map_1_Key_54 : aliased constant String := "token";
   Map_1_Key_55 : aliased constant String := "width";
   Map_1_Key_56 : aliased constant String := "no-width";
   Map_1_Keys : constant array (0 .. 56) of access constant String
     := (Map_1_Key_0'Access,
         Map_1_Key_1'Access,
         Map_1_Key_2'Access,
         Map_1_Key_3'Access,
         Map_1_Key_4'Access,
         Map_1_Key_5'Access,
         Map_1_Key_6'Access,
         Map_1_Key_7'Access,
         Map_1_Key_8'Access,
         Map_1_Key_9'Access,
         Map_1_Key_10'Access,
         Map_1_Key_11'Access,
         Map_1_Key_12'Access,
         Map_1_Key_13'Access,
         Map_1_Key_14'Access,
         Map_1_Key_15'Access,
         Map_1_Key_16'Access,
         Map_1_Key_17'Access,
         Map_1_Key_18'Access,
         Map_1_Key_19'Access,
         Map_1_Key_20'Access,
         Map_1_Key_21'Access,
         Map_1_Key_22'Access,
         Map_1_Key_23'Access,
         Map_1_Key_24'Access,
         Map_1_Key_25'Access,
         Map_1_Key_26'Access,
         Map_1_Key_27'Access,
         Map_1_Key_28'Access,
         Map_1_Key_29'Access,
         Map_1_Key_30'Access,
         Map_1_Key_31'Access,
         Map_1_Key_32'Access,
         Map_1_Key_33'Access,
         Map_1_Key_34'Access,
         Map_1_Key_35'Access,
         Map_1_Key_36'Access,
         Map_1_Key_37'Access,
         Map_1_Key_38'Access,
         Map_1_Key_39'Access,
         Map_1_Key_40'Access,
         Map_1_Key_41'Access,
         Map_1_Key_42'Access,
         Map_1_Key_43'Access,
         Map_1_Key_44'Access,
         Map_1_Key_45'Access,
         Map_1_Key_46'Access,
         Map_1_Key_47'Access,
         Map_1_Key_48'Access,
         Map_1_Key_49'Access,
         Map_1_Key_50'Access,
         Map_1_Key_51'Access,
         Map_1_Key_52'Access,
         Map_1_Key_53'Access,
         Map_1_Key_54'Access,
         Map_1_Key_55'Access,
         Map_1_Key_56'Access);
   Map_1_Elements : constant array (0 .. 56) of Main_Command
     := (Set_Char_Encoding,
         Set_Char_Encoding,
         Set_Char_Encoding,
         Set_Char_Encoding,
         Set_Char_Encoding,
         Set_Char_Encoding,
         Set_Char_Encoding,
         Set_Char_Encoding,
         Set_Char_Encoding,
         Set_Char_Encoding,
         Set_Fallback,
         Set_Fallback,
         Set_Fallback,
         Set_Fallback,
         Set_Fallback,
         Set_Fallback,
         Set_Fallback,
         Set_Fallback,
         Set_Fallback,
         Set_Fallback,
         Set_Hex_Casing,
         Set_Hex_Casing,
         Set_Hex_Casing,
         Set_Hex_Casing,
         Set_Indentation,
         Set_Indentation,
         Set_Indentation,
         Set_Indentation,
         Set_Newline,
         Set_Newline_Encoding,
         Set_Newline_Encoding,
         Set_Newline_Encoding,
         Set_Newline_Encoding,
         Set_Newline_Encoding,
         Set_Newline_Encoding,
         Set_Newline_Encoding,
         Set_Newline_Encoding,
         Set_Newline_Encoding,
         Set_Newline_Encoding,
         Set_Newline_Encoding,
         Set_Newline_Encoding,
         Set_Quoted,
         Set_Quoted,
         Set_Quoted,
         Set_Quoted,
         Set_Quoted,
         Set_Quoted,
         Set_Quoted_String,
         Set_Quoted_String,
         Set_Space_At,
         Set_Tab_Stop,
         Set_Token,
         Set_Token,
         Set_Token,
         Set_Token,
         Set_Width,
         Set_Width);

   Map_2_Key_0 : aliased constant String := "cr";
   Map_2_Key_1 : aliased constant String := "CR";
   Map_2_Key_2 : aliased constant String := "lf";
   Map_2_Key_3 : aliased constant String := "LF";
   Map_2_Key_4 : aliased constant String := "CRLF";
   Map_2_Key_5 : aliased constant String := "CR-LF";
   Map_2_Key_6 : aliased constant String := "crlf";
   Map_2_Key_7 : aliased constant String := "cr-lf";
   Map_2_Key_8 : aliased constant String := "lf-cr";
   Map_2_Key_9 : aliased constant String := "lfcr";
   Map_2_Key_10 : aliased constant String := "LF-CR";
   Map_2_Key_11 : aliased constant String := "LFCR";
   Map_2_Key_12 : aliased constant String := "all";
   Map_2_Key_13 : aliased constant String := "none";
   Map_2_Key_14 : aliased constant String := "not";
   Map_2_Key_15 : aliased constant String := "open-open";
   Map_2_Key_16 : aliased constant String := "open-atom";
   Map_2_Key_17 : aliased constant String := "open-close";
   Map_2_Key_18 : aliased constant String := "atom-open";
   Map_2_Key_19 : aliased constant String := "atom-atom";
   Map_2_Key_20 : aliased constant String := "atom-close";
   Map_2_Key_21 : aliased constant String := "close-open";
   Map_2_Key_22 : aliased constant String := "close-atom";
   Map_2_Key_23 : aliased constant String := "close-close";
   Map_2_Keys : constant array (0 .. 23) of access constant String
     := (Map_2_Key_0'Access,
         Map_2_Key_1'Access,
         Map_2_Key_2'Access,
         Map_2_Key_3'Access,
         Map_2_Key_4'Access,
         Map_2_Key_5'Access,
         Map_2_Key_6'Access,
         Map_2_Key_7'Access,
         Map_2_Key_8'Access,
         Map_2_Key_9'Access,
         Map_2_Key_10'Access,
         Map_2_Key_11'Access,
         Map_2_Key_12'Access,
         Map_2_Key_13'Access,
         Map_2_Key_14'Access,
         Map_2_Key_15'Access,
         Map_2_Key_16'Access,
         Map_2_Key_17'Access,
         Map_2_Key_18'Access,
         Map_2_Key_19'Access,
         Map_2_Key_20'Access,
         Map_2_Key_21'Access,
         Map_2_Key_22'Access,
         Map_2_Key_23'Access);
   Map_2_Elements : constant array (0 .. 23) of Newline_Command
     := (Set_Newline_Command_Encoding,
         Set_Newline_Command_Encoding,
         Set_Newline_Command_Encoding,
         Set_Newline_Command_Encoding,
         Set_Newline_Command_Encoding,
         Set_Newline_Command_Encoding,
         Set_Newline_Command_Encoding,
         Set_Newline_Command_Encoding,
         Set_Newline_Command_Encoding,
         Set_Newline_Command_Encoding,
         Set_Newline_Command_Encoding,
         Set_Newline_Command_Encoding,
         Set_Newline_Separator,
         Set_Newline_Separator,
         Set_Newline_Separator,
         Set_Newline_Separator,
         Set_Newline_Separator,
         Set_Newline_Separator,
         Set_Newline_Separator,
         Set_Newline_Separator,
         Set_Newline_Separator,
         Set_Newline_Separator,
         Set_Newline_Separator,
         Set_Newline_Separator);

   Map_3_Key_0 : aliased constant String := "never";
   Map_3_Key_1 : aliased constant String := "single-line";
   Map_3_Key_2 : aliased constant String := "when-shorter";
   Map_3_Key_3 : aliased constant String := "octal";
   Map_3_Key_4 : aliased constant String := "hex";
   Map_3_Key_5 : aliased constant String := "hexa";
   Map_3_Key_6 : aliased constant String := "hexadecimal";
   Map_3_Key_7 : aliased constant String := "lower-hex";
   Map_3_Key_8 : aliased constant String := "lower-hexa";
   Map_3_Key_9 : aliased constant String := "upper-hex";
   Map_3_Key_10 : aliased constant String := "upper-hexa";
   Map_3_Keys : constant array (0 .. 10) of access constant String
     := (Map_3_Key_0'Access,
         Map_3_Key_1'Access,
         Map_3_Key_2'Access,
         Map_3_Key_3'Access,
         Map_3_Key_4'Access,
         Map_3_Key_5'Access,
         Map_3_Key_6'Access,
         Map_3_Key_7'Access,
         Map_3_Key_8'Access,
         Map_3_Key_9'Access,
         Map_3_Key_10'Access);
   Map_3_Elements : constant array (0 .. 10) of Quoted_String_Command
     := (Set_Quoted_Option,
         Set_Quoted_Option,
         Set_Quoted_Option,
         Set_Quoted_Escape,
         Set_Quoted_Escape,
         Set_Quoted_Escape,
         Set_Quoted_Escape,
         Set_Quoted_Escape,
         Set_Quoted_Escape,
         Set_Quoted_Escape,
         Set_Quoted_Escape);

   Map_4_Key_0 : aliased constant String := "all";
   Map_4_Key_1 : aliased constant String := "none";
   Map_4_Key_2 : aliased constant String := "not";
   Map_4_Key_3 : aliased constant String := "open-open";
   Map_4_Key_4 : aliased constant String := "open-atom";
   Map_4_Key_5 : aliased constant String := "open-close";
   Map_4_Key_6 : aliased constant String := "atom-open";
   Map_4_Key_7 : aliased constant String := "atom-atom";
   Map_4_Key_8 : aliased constant String := "atom-close";
   Map_4_Key_9 : aliased constant String := "close-open";
   Map_4_Key_10 : aliased constant String := "close-atom";
   Map_4_Key_11 : aliased constant String := "close-close";
   Map_4_Keys : constant array (0 .. 11) of access constant String
     := (Map_4_Key_0'Access,
         Map_4_Key_1'Access,
         Map_4_Key_2'Access,
         Map_4_Key_3'Access,
         Map_4_Key_4'Access,
         Map_4_Key_5'Access,
         Map_4_Key_6'Access,
         Map_4_Key_7'Access,
         Map_4_Key_8'Access,
         Map_4_Key_9'Access,
         Map_4_Key_10'Access,
         Map_4_Key_11'Access);
   Map_4_Elements : constant array (0 .. 11) of Separator_Command
     := (All_Separators,
         No_Separators,
         Invert_Separators,
         Open_Open,
         Open_Atom,
         Open_Close,
         Atom_Open,
         Atom_Atom,
         Atom_Close,
         Close_Open,
         Close_Atom,
         Close_Close);

   Map_5_Key_0 : aliased constant String := "base64";
   Map_5_Key_1 : aliased constant String := "base-64";
   Map_5_Key_2 : aliased constant String := "lower-hex";
   Map_5_Key_3 : aliased constant String := "lower-hexa";
   Map_5_Key_4 : aliased constant String := "hex";
   Map_5_Key_5 : aliased constant String := "hexa";
   Map_5_Key_6 : aliased constant String := "hexadecimal";
   Map_5_Key_7 : aliased constant String := "upper-hex";
   Map_5_Key_8 : aliased constant String := "upper-hexa";
   Map_5_Key_9 : aliased constant String := "verbatim";
   Map_5_Keys : constant array (0 .. 9) of access constant String
     := (Map_5_Key_0'Access,
         Map_5_Key_1'Access,
         Map_5_Key_2'Access,
         Map_5_Key_3'Access,
         Map_5_Key_4'Access,
         Map_5_Key_5'Access,
         Map_5_Key_6'Access,
         Map_5_Key_7'Access,
         Map_5_Key_8'Access,
         Map_5_Key_9'Access);
   Map_5_Elements : constant array (0 .. 9) of Atom_Encoding
     := (Base64,
         Base64,
         Hexadecimal,
         Hexadecimal,
         Hexadecimal,
         Hexadecimal,
         Hexadecimal,
         Hexadecimal,
         Hexadecimal,
         Verbatim);

   Map_6_Key_0 : aliased constant String := "ascii";
   Map_6_Key_1 : aliased constant String := "ASCII";
   Map_6_Key_2 : aliased constant String := "latin-1";
   Map_6_Key_3 : aliased constant String := "latin";
   Map_6_Key_4 : aliased constant String := "iso-8859-1";
   Map_6_Key_5 : aliased constant String := "ISO-8859-1";
   Map_6_Key_6 : aliased constant String := "utf-8";
   Map_6_Key_7 : aliased constant String := "UTF-8";
   Map_6_Key_8 : aliased constant String := "utf8";
   Map_6_Key_9 : aliased constant String := "UTF8";
   Map_6_Keys : constant array (0 .. 9) of access constant String
     := (Map_6_Key_0'Access,
         Map_6_Key_1'Access,
         Map_6_Key_2'Access,
         Map_6_Key_3'Access,
         Map_6_Key_4'Access,
         Map_6_Key_5'Access,
         Map_6_Key_6'Access,
         Map_6_Key_7'Access,
         Map_6_Key_8'Access,
         Map_6_Key_9'Access);
   Map_6_Elements : constant array (0 .. 9) of Character_Encoding
     := (ASCII,
         ASCII,
         Latin,
         Latin,
         Latin,
         Latin,
         UTF_8,
         UTF_8,
         UTF_8,
         UTF_8);

   Map_7_Key_0 : aliased constant String := "lower";
   Map_7_Key_1 : aliased constant String := "lower-case";
   Map_7_Key_2 : aliased constant String := "upper";
   Map_7_Key_3 : aliased constant String := "upper-case";
   Map_7_Keys : constant array (0 .. 3) of access constant String
     := (Map_7_Key_0'Access,
         Map_7_Key_1'Access,
         Map_7_Key_2'Access,
         Map_7_Key_3'Access);
   Map_7_Elements : constant array (0 .. 3) of Encodings.Hex_Casing
     := (Encodings.Lower,
         Encodings.Lower,
         Encodings.Upper,
         Encodings.Upper);

   Map_8_Key_0 : aliased constant String := "CR";
   Map_8_Key_1 : aliased constant String := "cr";
   Map_8_Key_2 : aliased constant String := "LF";
   Map_8_Key_3 : aliased constant String := "lf";
   Map_8_Key_4 : aliased constant String := "CRLF";
   Map_8_Key_5 : aliased constant String := "CR-LF";
   Map_8_Key_6 : aliased constant String := "crlf";
   Map_8_Key_7 : aliased constant String := "cr-lf";
   Map_8_Key_8 : aliased constant String := "LFCR";
   Map_8_Key_9 : aliased constant String := "LF-CR";
   Map_8_Key_10 : aliased constant String := "lfcr";
   Map_8_Key_11 : aliased constant String := "lf-cr";
   Map_8_Keys : constant array (0 .. 11) of access constant String
     := (Map_8_Key_0'Access,
         Map_8_Key_1'Access,
         Map_8_Key_2'Access,
         Map_8_Key_3'Access,
         Map_8_Key_4'Access,
         Map_8_Key_5'Access,
         Map_8_Key_6'Access,
         Map_8_Key_7'Access,
         Map_8_Key_8'Access,
         Map_8_Key_9'Access,
         Map_8_Key_10'Access,
         Map_8_Key_11'Access);
   Map_8_Elements : constant array (0 .. 11) of Newline_Encoding
     := (CR,
         CR,
         LF,
         LF,
         CR_LF,
         CR_LF,
         CR_LF,
         CR_LF,
         LF_CR,
         LF_CR,
         LF_CR,
         LF_CR);

   Map_9_Key_0 : aliased constant String := "octal";
   Map_9_Key_1 : aliased constant String := "hex";
   Map_9_Key_2 : aliased constant String := "hexa";
   Map_9_Key_3 : aliased constant String := "hexadecimal";
   Map_9_Key_4 : aliased constant String := "lower-hex";
   Map_9_Key_5 : aliased constant String := "lower-hexa";
   Map_9_Key_6 : aliased constant String := "upper-hex";
   Map_9_Key_7 : aliased constant String := "upper-hexa";
   Map_9_Keys : constant array (0 .. 7) of access constant String
     := (Map_9_Key_0'Access,
         Map_9_Key_1'Access,
         Map_9_Key_2'Access,
         Map_9_Key_3'Access,
         Map_9_Key_4'Access,
         Map_9_Key_5'Access,
         Map_9_Key_6'Access,
         Map_9_Key_7'Access);
   Map_9_Elements : constant array (0 .. 7) of Quoted_Escape_Type
     := (Octal_Escape,
         Hex_Escape,
         Hex_Escape,
         Hex_Escape,
         Hex_Escape,
         Hex_Escape,
         Hex_Escape,
         Hex_Escape);

   Map_10_Key_0 : aliased constant String := "when-shorter";
   Map_10_Key_1 : aliased constant String := "quoted-when-shorter";
   Map_10_Key_2 : aliased constant String := "quoted-string-when-shorter";
   Map_10_Key_3 : aliased constant String := "single-line";
   Map_10_Key_4 : aliased constant String := "single-line-quoted";
   Map_10_Key_5 : aliased constant String := "single-line-quoted-string";
   Map_10_Key_6 : aliased constant String := "never";
   Map_10_Key_7 : aliased constant String := "no-quoted";
   Map_10_Key_8 : aliased constant String := "no-quoted-string";
   Map_10_Keys : constant array (0 .. 8) of access constant String
     := (Map_10_Key_0'Access,
         Map_10_Key_1'Access,
         Map_10_Key_2'Access,
         Map_10_Key_3'Access,
         Map_10_Key_4'Access,
         Map_10_Key_5'Access,
         Map_10_Key_6'Access,
         Map_10_Key_7'Access,
         Map_10_Key_8'Access);
   Map_10_Elements : constant array (0 .. 8) of Quoted_Option
     := (When_Shorter,
         When_Shorter,
         When_Shorter,
         Single_Line,
         Single_Line,
         Single_Line,
         No_Quoted,
         No_Quoted,
         No_Quoted);

   Map_11_Key_0 : aliased constant String := "extended-token";
   Map_11_Key_1 : aliased constant String := "extended";
   Map_11_Key_2 : aliased constant String := "standard-token";
   Map_11_Key_3 : aliased constant String := "token";
   Map_11_Key_4 : aliased constant String := "standard";
   Map_11_Key_5 : aliased constant String := "no-token";
   Map_11_Key_6 : aliased constant String := "no";
   Map_11_Key_7 : aliased constant String := "none";
   Map_11_Key_8 : aliased constant String := "never";
   Map_11_Keys : constant array (0 .. 8) of access constant String
     := (Map_11_Key_0'Access,
         Map_11_Key_1'Access,
         Map_11_Key_2'Access,
         Map_11_Key_3'Access,
         Map_11_Key_4'Access,
         Map_11_Key_5'Access,
         Map_11_Key_6'Access,
         Map_11_Key_7'Access,
         Map_11_Key_8'Access);
   Map_11_Elements : constant array (0 .. 8) of Token_Option
     := (Extended_Token,
         Extended_Token,
         Standard_Token,
         Standard_Token,
         Standard_Token,
         No_Token,
         No_Token,
         No_Token,
         No_Token);

end Natools.S_Expressions.Printers.Pretty.Config.Commands;






Added generated/natools-s_expressions-printers-pretty-config-hex_casing.adb.






































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with Interfaces; use Interfaces;

package body Natools.S_Expressions.Printers.Pretty.Config.Hex_Casing is

   P : constant array (0 .. 1) of Natural :=
     (1, 6);

   T1 : constant array (0 .. 1) of Unsigned_8 :=
     (8, 7);

   T2 : constant array (0 .. 1) of Unsigned_8 :=
     (9, 5);

   G : constant array (0 .. 9) of Unsigned_8 :=
     (0, 0, 0, 0, 0, 0, 2, 0, 3, 1);

   function Hash (S : String) return Natural is
      F : constant Natural := S'First - 1;
      L : constant Natural := S'Length;
      F1, F2 : Natural := 0;
      J : Natural;
   begin
      for K in P'Range loop
         exit when L < P (K);
         J  := Character'Pos (S (P (K) + F));
         F1 := (F1 + Natural (T1 (K)) * J) mod 10;
         F2 := (F2 + Natural (T2 (K)) * J) mod 10;
      end loop;
      return (Natural (G (F1)) + Natural (G (F2))) mod 4;
   end Hash;

end Natools.S_Expressions.Printers.Pretty.Config.Hex_Casing;






Added generated/natools-s_expressions-printers-pretty-config-hex_casing.ads.










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package Natools.S_Expressions.Printers.Pretty.Config.Hex_Casing is
   pragma Preelaborate;
   function Hash (S : String) return Natural;
end Natools.S_Expressions.Printers.Pretty.Config.Hex_Casing;






Added generated/natools-s_expressions-printers-pretty-config-main_cmd.adb.











































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with Interfaces; use Interfaces;

package body Natools.S_Expressions.Printers.Pretty.Config.Main_Cmd is

   P : constant array (0 .. 4) of Natural :=
     (1, 4, 6, 10, 19);

   T1 : constant array (0 .. 4) of Unsigned_8 :=
     (90, 49, 2, 41, 29);

   T2 : constant array (0 .. 4) of Unsigned_8 :=
     (4, 57, 54, 101, 3);

   G : constant array (0 .. 114) of Unsigned_8 :=
     (42, 53, 32, 0, 0, 0, 0, 0, 49, 0, 0, 5, 0, 0, 24, 15, 0, 52, 0, 0, 0,
      0, 0, 0, 13, 0, 24, 0, 0, 0, 33, 0, 0, 40, 0, 0, 16, 0, 0, 0, 21, 43,
      0, 39, 41, 0, 0, 51, 0, 52, 30, 0, 52, 0, 0, 29, 0, 35, 0, 0, 0, 0, 0,
      0, 28, 13, 0, 0, 0, 7, 0, 14, 0, 27, 3, 0, 0, 55, 44, 0, 31, 24, 25,
      41, 0, 24, 5, 31, 56, 0, 0, 21, 27, 49, 49, 13, 0, 0, 39, 45, 0, 0,
      40, 0, 0, 41, 13, 2, 50, 12, 41, 23, 1, 0, 0);

   function Hash (S : String) return Natural is
      F : constant Natural := S'First - 1;
      L : constant Natural := S'Length;
      F1, F2 : Natural := 0;
      J : Natural;
   begin
      for K in P'Range loop
         exit when L < P (K);
         J  := Character'Pos (S (P (K) + F));
         F1 := (F1 + Natural (T1 (K)) * J) mod 115;
         F2 := (F2 + Natural (T2 (K)) * J) mod 115;
      end loop;
      return (Natural (G (F1)) + Natural (G (F2))) mod 57;
   end Hash;

end Natools.S_Expressions.Printers.Pretty.Config.Main_Cmd;






Added generated/natools-s_expressions-printers-pretty-config-main_cmd.ads.










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package Natools.S_Expressions.Printers.Pretty.Config.Main_Cmd is
   pragma Preelaborate;
   function Hash (S : String) return Natural;
end Natools.S_Expressions.Printers.Pretty.Config.Main_Cmd;






Added generated/natools-s_expressions-printers-pretty-config-newline_cmd.adb.








































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with Interfaces; use Interfaces;

package body Natools.S_Expressions.Printers.Pretty.Config.Newline_Cmd is

   P : constant array (0 .. 2) of Natural :=
     (2, 3, 7);

   T1 : constant array (0 .. 2) of Unsigned_8 :=
     (11, 29, 8);

   T2 : constant array (0 .. 2) of Unsigned_8 :=
     (43, 5, 24);

   G : constant array (0 .. 48) of Unsigned_8 :=
     (0, 6, 0, 6, 0, 23, 0, 0, 0, 0, 0, 0, 0, 21, 0, 0, 0, 4, 14, 1, 0, 0,
      15, 15, 12, 0, 9, 5, 14, 0, 21, 7, 0, 0, 0, 3, 0, 0, 1, 12, 0, 0, 16,
      0, 2, 0, 19, 1, 12);

   function Hash (S : String) return Natural is
      F : constant Natural := S'First - 1;
      L : constant Natural := S'Length;
      F1, F2 : Natural := 0;
      J : Natural;
   begin
      for K in P'Range loop
         exit when L < P (K);
         J  := Character'Pos (S (P (K) + F));
         F1 := (F1 + Natural (T1 (K)) * J) mod 49;
         F2 := (F2 + Natural (T2 (K)) * J) mod 49;
      end loop;
      return (Natural (G (F1)) + Natural (G (F2))) mod 24;
   end Hash;

end Natools.S_Expressions.Printers.Pretty.Config.Newline_Cmd;






Added generated/natools-s_expressions-printers-pretty-config-newline_cmd.ads.










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package Natools.S_Expressions.Printers.Pretty.Config.Newline_Cmd is
   pragma Preelaborate;
   function Hash (S : String) return Natural;
end Natools.S_Expressions.Printers.Pretty.Config.Newline_Cmd;






Added generated/natools-s_expressions-printers-pretty-config-newline_enc.adb.







































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with Interfaces; use Interfaces;

package body Natools.S_Expressions.Printers.Pretty.Config.Newline_Enc is

   P : constant array (0 .. 1) of Natural :=
     (1, 3);

   T1 : constant array (0 .. 1) of Unsigned_8 :=
     (24, 21);

   T2 : constant array (0 .. 1) of Unsigned_8 :=
     (5, 8);

   G : constant array (0 .. 24) of Unsigned_8 :=
     (0, 0, 0, 4, 0, 0, 0, 3, 0, 9, 0, 0, 11, 0, 0, 0, 8, 3, 4, 9, 1, 7, 0,
      0, 2);

   function Hash (S : String) return Natural is
      F : constant Natural := S'First - 1;
      L : constant Natural := S'Length;
      F1, F2 : Natural := 0;
      J : Natural;
   begin
      for K in P'Range loop
         exit when L < P (K);
         J  := Character'Pos (S (P (K) + F));
         F1 := (F1 + Natural (T1 (K)) * J) mod 25;
         F2 := (F2 + Natural (T2 (K)) * J) mod 25;
      end loop;
      return (Natural (G (F1)) + Natural (G (F2))) mod 12;
   end Hash;

end Natools.S_Expressions.Printers.Pretty.Config.Newline_Enc;






Added generated/natools-s_expressions-printers-pretty-config-newline_enc.ads.










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package Natools.S_Expressions.Printers.Pretty.Config.Newline_Enc is
   pragma Preelaborate;
   function Hash (S : String) return Natural;
end Natools.S_Expressions.Printers.Pretty.Config.Newline_Enc;






Added generated/natools-s_expressions-printers-pretty-config-quoted_cmd.adb.






































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with Interfaces; use Interfaces;

package body Natools.S_Expressions.Printers.Pretty.Config.Quoted_Cmd is

   P : constant array (0 .. 2) of Natural :=
     (1, 4, 10);

   T1 : constant array (0 .. 2) of Unsigned_8 :=
     (11, 3, 3);

   T2 : constant array (0 .. 2) of Unsigned_8 :=
     (14, 19, 16);

   G : constant array (0 .. 22) of Unsigned_8 :=
     (2, 0, 0, 10, 0, 0, 0, 1, 0, 0, 5, 9, 0, 0, 1, 10, 0, 3, 0, 7, 0, 6, 0);

   function Hash (S : String) return Natural is
      F : constant Natural := S'First - 1;
      L : constant Natural := S'Length;
      F1, F2 : Natural := 0;
      J : Natural;
   begin
      for K in P'Range loop
         exit when L < P (K);
         J  := Character'Pos (S (P (K) + F));
         F1 := (F1 + Natural (T1 (K)) * J) mod 23;
         F2 := (F2 + Natural (T2 (K)) * J) mod 23;
      end loop;
      return (Natural (G (F1)) + Natural (G (F2))) mod 11;
   end Hash;

end Natools.S_Expressions.Printers.Pretty.Config.Quoted_Cmd;






Added generated/natools-s_expressions-printers-pretty-config-quoted_cmd.ads.










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package Natools.S_Expressions.Printers.Pretty.Config.Quoted_Cmd is
   pragma Preelaborate;
   function Hash (S : String) return Natural;
end Natools.S_Expressions.Printers.Pretty.Config.Quoted_Cmd;






Added generated/natools-s_expressions-printers-pretty-config-quoted_esc.adb.






































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with Interfaces; use Interfaces;

package body Natools.S_Expressions.Printers.Pretty.Config.Quoted_Esc is

   P : constant array (0 .. 2) of Natural :=
     (1, 4, 10);

   T1 : constant array (0 .. 2) of Unsigned_8 :=
     (5, 4, 2);

   T2 : constant array (0 .. 2) of Unsigned_8 :=
     (8, 2, 3);

   G : constant array (0 .. 16) of Unsigned_8 :=
     (0, 0, 0, 4, 0, 0, 0, 2, 0, 0, 7, 0, 4, 0, 3, 0, 2);

   function Hash (S : String) return Natural is
      F : constant Natural := S'First - 1;
      L : constant Natural := S'Length;
      F1, F2 : Natural := 0;
      J : Natural;
   begin
      for K in P'Range loop
         exit when L < P (K);
         J  := Character'Pos (S (P (K) + F));
         F1 := (F1 + Natural (T1 (K)) * J) mod 17;
         F2 := (F2 + Natural (T2 (K)) * J) mod 17;
      end loop;
      return (Natural (G (F1)) + Natural (G (F2))) mod 8;
   end Hash;

end Natools.S_Expressions.Printers.Pretty.Config.Quoted_Esc;






Added generated/natools-s_expressions-printers-pretty-config-quoted_esc.ads.










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package Natools.S_Expressions.Printers.Pretty.Config.Quoted_Esc is
   pragma Preelaborate;
   function Hash (S : String) return Natural;
end Natools.S_Expressions.Printers.Pretty.Config.Quoted_Esc;






Added generated/natools-s_expressions-printers-pretty-config-quoted_opt.adb.






































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with Interfaces; use Interfaces;

package body Natools.S_Expressions.Printers.Pretty.Config.Quoted_Opt is

   P : constant array (0 .. 2) of Natural :=
     (2, 12, 19);

   T1 : constant array (0 .. 2) of Unsigned_8 :=
     (3, 14, 14);

   T2 : constant array (0 .. 2) of Unsigned_8 :=
     (15, 16, 7);

   G : constant array (0 .. 18) of Unsigned_8 :=
     (0, 0, 0, 0, 0, 0, 8, 2, 0, 0, 6, 0, 1, 2, 0, 4, 0, 3, 6);

   function Hash (S : String) return Natural is
      F : constant Natural := S'First - 1;
      L : constant Natural := S'Length;
      F1, F2 : Natural := 0;
      J : Natural;
   begin
      for K in P'Range loop
         exit when L < P (K);
         J  := Character'Pos (S (P (K) + F));
         F1 := (F1 + Natural (T1 (K)) * J) mod 19;
         F2 := (F2 + Natural (T2 (K)) * J) mod 19;
      end loop;
      return (Natural (G (F1)) + Natural (G (F2))) mod 9;
   end Hash;

end Natools.S_Expressions.Printers.Pretty.Config.Quoted_Opt;






Added generated/natools-s_expressions-printers-pretty-config-quoted_opt.ads.










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package Natools.S_Expressions.Printers.Pretty.Config.Quoted_Opt is
   pragma Preelaborate;
   function Hash (S : String) return Natural;
end Natools.S_Expressions.Printers.Pretty.Config.Quoted_Opt;






Added generated/natools-s_expressions-printers-pretty-config-token_opt.adb.






































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with Interfaces; use Interfaces;

package body Natools.S_Expressions.Printers.Pretty.Config.Token_Opt is

   P : constant array (0 .. 2) of Natural :=
     (1, 3, 9);

   T1 : constant array (0 .. 2) of Unsigned_8 :=
     (4, 10, 2);

   T2 : constant array (0 .. 2) of Unsigned_8 :=
     (10, 17, 11);

   G : constant array (0 .. 18) of Unsigned_8 :=
     (0, 0, 0, 0, 0, 6, 7, 2, 0, 2, 0, 0, 0, 0, 0, 3, 5, 6, 3);

   function Hash (S : String) return Natural is
      F : constant Natural := S'First - 1;
      L : constant Natural := S'Length;
      F1, F2 : Natural := 0;
      J : Natural;
   begin
      for K in P'Range loop
         exit when L < P (K);
         J  := Character'Pos (S (P (K) + F));
         F1 := (F1 + Natural (T1 (K)) * J) mod 19;
         F2 := (F2 + Natural (T2 (K)) * J) mod 19;
      end loop;
      return (Natural (G (F1)) + Natural (G (F2))) mod 9;
   end Hash;

end Natools.S_Expressions.Printers.Pretty.Config.Token_Opt;






Added generated/natools-s_expressions-printers-pretty-config-token_opt.ads.










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package Natools.S_Expressions.Printers.Pretty.Config.Token_Opt is
   pragma Preelaborate;
   function Hash (S : String) return Natural;
end Natools.S_Expressions.Printers.Pretty.Config.Token_Opt;






Added src/natools-s_expressions-printers-pretty-config-commands.sx.














































































































































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(Natools.S_Expressions.Printers.Pretty.Config.Commands
   private
   preelaborate
   (test-function T)
   (extra-decl "\
   type Main_Command is
     (Set_Char_Encoding,
      Set_Fallback,
      Set_Hex_Casing,
      Set_Indentation,
      Set_Newline,
      Set_Newline_Encoding,
      Set_Quoted,
      Set_Quoted_String,
      Set_Space_At,
      Set_Tab_Stop,
      Set_Token,
      Set_Width);

   type Newline_Command is
     (Set_Newline_Command_Encoding,
      Set_Newline_Separator);

   type Quoted_String_Command is
     (Set_Quoted_Option,
      Set_Quoted_Escape);

   type Separator_Command is
     (All_Separators,
      No_Separators,
      Invert_Separators,
      Open_Open,
      Open_Atom,
      Open_Close,
      Atom_Open,
      Atom_Atom,
      Atom_Close,
      Close_Open,
      Close_Atom,
      Close_Close);")

   (Main_Command
      (hash-package Natools.S_Expressions.Printers.Pretty.Config.Main_Cmd)
      (function Main)
      (nodes
         (Set_Char_Encoding    ascii ASCII latin-1 latin iso-8859-1 ISO-8859-1 utf-8 UTF-8 utf8 UTF8)
         (Set_Fallback         base64 base-64 lower-hex lower-hexa hex hexa hexadecimal upper-hex upper-hexa verbatim)
         (Set_Hex_Casing       lower lower-case upper upper-case)
         (Set_Indentation      indent indentation no-indent no-indentation)
         (Set_Newline          newline)
         (Set_Newline_Encoding cr CR lf LF CRLF CR-LF crlf cr-lf lf-cr lfcr LF-CR LFCR)
         (Set_Quoted           no-quoted no-quoted-string quoted-when-shorter quoted-string-when-shorter single-line-quoted single-line-quoted-string)
         (Set_Quoted_String    escape quoted)
         (Set_Space_At         space)
         (Set_Tab_Stop         tab-stop)
         (Set_Token            extended-token no-token standard-token token)
         (Set_Width            width no-width)))
   (Newline_Command
      (hash-package Natools.S_Expressions.Printers.Pretty.Config.Newline_Cmd)
      (function Newline)
      (nodes
         (Set_Newline_Command_Encoding
            cr CR lf LF CRLF CR-LF crlf cr-lf lf-cr lfcr LF-CR LFCR)
         (Set_Newline_Separator
            all none not open-open open-atom open-close atom-open atom-atom atom-close close-open close-atom close-close)))
   (Quoted_String_Command
      (hash-package Natools.S_Expressions.Printers.Pretty.Config.Quoted_Cmd)
      (function Quoted_String)
      (nodes
         (Set_Quoted_Option  never single-line when-shorter)
         (Set_Quoted_Escape  octal hex hexa hexadecimal lower-hex lower-hexa upper-hex upper-hexa)))
   (Separator_Command
      (hash-package Natools.S_Expressions.Printers.Pretty.Config.Commands.SC)
      (function Separator)
      (nodes
         (All_Separators     all)
         (No_Separators      none)
         (Invert_Separators  not)
         (Open_Open          open-open)
         (Open_Atom          open-atom)
         (Open_Close         open-close)
         (Atom_Open          atom-open)
         (Atom_Atom          atom-atom)
         (Atom_Close         atom-close)
         (Close_Open         close-open)
         (Close_Atom         close-atom)
         (Close_Close        close-close)))

   (Atom_Encoding
      (hash-package Natools.S_Expressions.Printers.Pretty.Config.Atom_Enc)
      (function To_Atom_Encoding)
      (nodes
         (Base64       base64 base-64)
         (Hexadecimal  lower-hex lower-hexa hex hexa hexadecimal upper-hex upper-hexa)
         (Verbatim     verbatim)))
   (Character_Encoding
      (hash-package Natools.S_Expressions.Printers.Pretty.Config.Commands.CE)
      (function To_Character_Encoding)
      (nodes
         (ASCII  ascii ASCII)
         (Latin  latin-1 latin iso-8859-1 ISO-8859-1)
         (UTF_8  utf-8 UTF-8 utf8 UTF8)))
   (Encodings.Hex_Casing
      (hash-package Natools.S_Expressions.Printers.Pretty.Config.Hex_Casing)
      (function To_Hex_Casing)
      (nodes
         (Encodings.Lower lower lower-case)
         (Encodings.Upper upper upper-case)))
   (Newline_Encoding
      (hash-package Natools.S_Expressions.Printers.Pretty.Config.Newline_Enc)
      (function To_Newline_Encoding)
      (nodes
         (CR     CR cr)
         (LF     LF lf)
         (CR_LF  CRLF CR-LF crlf cr-lf)
         (LF_CR  LFCR LF-CR lfcr lf-cr)))
   (Quoted_Escape_Type
      (hash-package Natools.S_Expressions.Printers.Pretty.Config.Quoted_Esc)
      (function To_Quoted_Escape)
      (nodes
         (Octal_Escape octal)
         (Hex_Escape hex hexa hexadecimal lower-hex lower-hexa upper-hex upper-hexa)))
   (Quoted_Option
      (hash-package Natools.S_Expressions.Printers.Pretty.Config.Quoted_Opt)
      (function To_Quoted_Option)
      (nodes
         (When_Shorter  when-shorter quoted-when-shorter quoted-string-when-shorter)
         (Single_Line   single-line single-line-quoted single-line-quoted-string)
         (No_Quoted     never no-quoted no-quoted-string)))
   (Token_Option
      (hash-package Natools.S_Expressions.Printers.Pretty.Config.Token_Opt)
      (function To_Token_Option)
      (nodes
         (Extended_Token  extended-token extended)
         (Standard_Token  standard-token token standard)
         (No_Token        no-token no none never))))






Changes to src/natools-s_expressions-printers-pretty-config.adb.






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-- MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR  --
-- ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES   --
-- WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN    --
-- ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF  --
-- OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.           --
------------------------------------------------------------------------------

with Natools.S_Expressions.Interpreter_Loop;
with Natools.S_Expressions.Printers.Pretty.Config.Commands;

package body Natools.S_Expressions.Printers.Pretty.Config is

   procedure Read_Screen_Offset
     (Expression : in out Lockable.Descriptor'Class;
     (Expression : in Lockable.Descriptor'Class;
      Value : in out Screen_Offset;
      Has_Value : out Boolean);
      --  Decode a screen offset from a S-expression

   procedure Update_Casing
     (Casing : in out Encodings.Hex_Casing;
      Name : in Atom);

   function To_Atom (Value : in Screen_Offset) return Atom;
   function To_Atom (Before, After : in Entity) return Atom;

   function To_String (Value : in Entity) return String;


   procedure Main_Execute
     (Param : in out Parameters;
      Context : in Meaningless_Type;
      Name : in Atom);

   procedure Main_Execute
     (Param : in out Parameters;
      Context : in Meaningless_Type;
      Name : in Atom;
      Arguments : in out Lockable.Descriptor'Class);

   procedure Newline_Execute
     (Param : in out Parameters;
      Context : in Meaningless_Type;
      Name : in Atom);

   procedure Newline_Execute
     (Param : in out Parameters;
      Context : in Meaningless_Type;
      Name : in Atom;
      Arguments : in out Lockable.Descriptor'Class);

   procedure Newline_Interpreter
     (Expression : in out Lockable.Descriptor'Class;
      Param : in out Parameters);

   procedure Quoted_Execute
     (Param : in out Parameters;
      Context : in Meaningless_Type;
      Name : in Atom);

   procedure Quoted_Interpreter
     (Expression : in out Lockable.Descriptor'Class;
      Param : in out Parameters);

   procedure Separator_Execute
     (State : in out Entity_Separator;
      Value : in Boolean;
      Name : in Atom);

   procedure Separator_Execute
     (State : in out Entity_Separator;
      Value : in Boolean;
      Name : in Atom;
      Arguments : in out Lockable.Descriptor'Class);

   procedure Separator_Interpreter
     (Expression : in out Lockable.Descriptor'Class;
      State : in out Entity_Separator;
      Context : in Boolean);


   ------------------
   -- Interpreters --
   ------------------

   procedure Main_Execute
     (Param : in out Parameters;
      Context : in Meaningless_Type;
      Name : in Atom)
   is
      pragma Unreferenced (Context);
      Command : constant String := To_String (Name);
   begin
      case Commands.Main (Command) is
         when Commands.Set_Char_Encoding =>
            Param.Char_Encoding := Commands.To_Character_Encoding (Command);

         when Commands.Set_Fallback =>
            Param.Fallback := Commands.To_Atom_Encoding (Command);
            Update_Casing (Param.Hex_Casing, Name);

         when Commands.Set_Hex_Casing =>
            Param.Hex_Casing := Commands.To_Hex_Casing (Command);

         when Commands.Set_Indentation =>
            Param.Indentation := 0;

         when Commands.Set_Newline_Encoding =>
            Param.Newline := Commands.To_Newline_Encoding (Command);

         when Commands.Set_Quoted =>
            Param.Quoted := Commands.To_Quoted_Option (Command);

         when Commands.Set_Token =>
            Param.Token := Commands.To_Token_Option (Command);

         when Commands.Set_Width =>
            Param.Width := 0;

         when Commands.Set_Newline
           | Commands.Set_Quoted_String
           | Commands.Set_Space_At
           | Commands.Set_Tab_Stop
         =>
            --  Those commands are meaningless without argument
            null;
      end case;
   end Main_Execute;


   procedure Main_Execute
     (Param : in out Parameters;
      Context : in Meaningless_Type;
      Name : in Atom;
      Arguments : in out Lockable.Descriptor'Class)
   is
      pragma Unreferenced (Context);
      Command : constant String := To_String (Name);
   begin
      case Commands.Main (Command) is
         when Commands.Set_Indentation =>
            declare
               Has_Value : Boolean;
               Event : Events.Event;
            begin
               Read_Screen_Offset (Arguments, Param.Indentation, Has_Value);

               if Has_Value and then Param.Indentation /= 0 then
                  Arguments.Next (Event);

                  if Event = Events.Add_Atom then
                     declare
                        Unit : constant String
                          := To_String (Arguments.Current_Atom);
                        Last : Natural := Unit'Last;
                     begin
                        if Last > 0 and then Unit (Last) = 's' then
                           Last := Last - 1;
                        end if;

                        if Unit (Unit'First .. Last) = "tab" then
                           Param.Indent := Tabs;
                        elsif Unit (Unit'First .. Last) = "space" then
                           Param.Indent := Spaces;
                        elsif Unit (Unit'First .. Last) = "tabbed-space" then
                           Param.Indent := Tabs_And_Spaces;
                        end if;
                     end;
                  end if;
               end if;
            end;

         when Commands.Set_Newline =>
            Newline_Interpreter (Arguments, Param);

         when Commands.Set_Quoted_String =>
            Quoted_Interpreter (Arguments, Param);

         when Commands.Set_Space_At =>
            Separator_Interpreter (Arguments, Param.Space_At, True);

         when Commands.Set_Tab_Stop =>
            declare
               Value : Screen_Offset := 0;
               Has_Value : Boolean;
            begin
               Read_Screen_Offset (Arguments, Value, Has_Value);

               if Has_Value and then Value /= 0 then
                  Param.Tab_Stop := Value;
               end if;
            end;

         when Commands.Set_Token =>
            begin
               if Arguments.Current_Event = Events.Add_Atom then
                  Param.Token := Commands.To_Token_Option
                    (To_String (Arguments.Current_Atom));
               end if;
            exception
               when Constraint_Error => null;
            end;

         when Commands.Set_Width =>
            declare
               Has_Value : Boolean;
            begin
               Read_Screen_Offset (Arguments, Param.Width, Has_Value);
            end;

         when Commands.Set_Char_Encoding
           | Commands.Set_Fallback
           | Commands.Set_Hex_Casing
           | Commands.Set_Newline_Encoding
           | Commands.Set_Quoted
         =>
            --  These commands don't do anything with arguments
            null;
      end case;
   end Main_Execute;


   procedure Newline_Execute
     (Param : in out Parameters;
      Context : in Meaningless_Type;
      Name : in Atom)
   is
      pragma Unreferenced (Context);
      Command : constant String := To_String (Name);
   begin
      case Commands.Newline (Command) is
         when Commands.Set_Newline_Command_Encoding =>
            Param.Newline := Commands.To_Newline_Encoding (Command);
         when Commands.Set_Newline_Separator =>
            Separator_Execute (Param.Newline_At, True, Name);
      end case;
   end Newline_Execute;


   procedure Newline_Execute
     (Param : in out Parameters;
      Context : in Meaningless_Type;
      Name : in Atom;
      Arguments : in out Lockable.Descriptor'Class)
   is
      pragma Unreferenced (Context);
      Command : constant String := To_String (Name);
   begin
      case Commands.Newline (Command) is
         when Commands.Set_Newline_Command_Encoding =>
            Param.Newline := Commands.To_Newline_Encoding (Command);
         when Commands.Set_Newline_Separator =>
            Separator_Execute (Param.Newline_At, True, Name, Arguments);
      end case;
   end Newline_Execute;


   procedure Quoted_Execute
     (Param : in out Parameters;
      Context : in Meaningless_Type;
      Name : in Atom)
   is
      pragma Unreferenced (Context);
      Command : constant String := To_String (Name);
   begin
      case Commands.Quoted_String (Command) is
         when Commands.Set_Quoted_Option =>
            Param.Quoted := Commands.To_Quoted_Option (Command);
         when Commands.Set_Quoted_Escape =>
            Param.Quoted_Escape := Commands.To_Quoted_Escape (Command);
            Update_Casing (Param.Hex_Casing, Name);
      end case;
   end Quoted_Execute;


   procedure Separator_Execute
     (State : in out Entity_Separator;
      Value : in Boolean;
      Name : in Atom) is
   begin
      case Commands.Separator (To_String (Name)) is
         when Commands.All_Separators =>
            State := (others => (others => Value));
         when Commands.No_Separators =>
            State := (others => (others => not Value));

         when Commands.Invert_Separators =>
            null;  --  Error, actually

         when Commands.Open_Open =>
            State (Opening, Opening) := Value;
         when Commands.Open_Atom =>
            State (Opening, Atom_Data) := Value;
         when Commands.Open_Close =>
            State (Opening, Closing) := Value;

         when Commands.Atom_Open =>
            State (Atom_Data, Opening) := Value;
         when Commands.Atom_Atom =>
            State (Atom_Data, Atom_Data) := Value;
         when Commands.Atom_Close =>
            State (Atom_Data, Closing) := Value;

         when Commands.Close_Open =>
            State (Closing, Opening) := Value;
         when Commands.Close_Atom =>
            State (Closing, Atom_Data) := Value;
         when Commands.Close_Close =>
            State (Closing, Closing) := Value;
      end case;
   end Separator_Execute;


   procedure Separator_Execute
     (State : in out Entity_Separator;
      Value : in Boolean;
      Name : in Atom;
      Arguments : in out Lockable.Descriptor'Class) is
   begin
      case Commands.Separator (To_String (Name)) is
         when Commands.Invert_Separators =>
            Separator_Interpreter (Arguments, State, not Value);

         when Commands.All_Separators
           | Commands.No_Separators
           | Commands.Open_Open
           | Commands.Open_Atom
           | Commands.Open_Close
           | Commands.Atom_Open
           | Commands.Atom_Atom
           | Commands.Atom_Close
           | Commands.Close_Open
           | Commands.Close_Atom
           | Commands.Close_Close
         =>
            Separator_Execute (State, Value, Name);
      end case;
   end Separator_Execute;



   procedure Main_Interpreter is new Interpreter_Loop
     (Parameters, Meaningless_Type, Main_Execute, Main_Execute);

   procedure Newline_Interpreter is new Interpreter_Loop
     (Parameters, Meaningless_Type, Newline_Execute, Newline_Execute);

   procedure Quoted_Interpreter is new Interpreter_Loop
     (Parameters, Meaningless_Type,
      Dispatch_Without_Argument => Quoted_Execute);

   procedure Interpreter is new Interpreter_Loop
     (Entity_Separator, Boolean, Separator_Execute, Separator_Execute);



   procedure Newline_Interpreter
     (Expression : in out Lockable.Descriptor'Class;
      Param : in out Parameters) is
   begin
      Newline_Interpreter (Expression, Param, Meaningless_Value);
   end Newline_Interpreter;

   procedure Quoted_Interpreter
     (Expression : in out Lockable.Descriptor'Class;
      Param : in out Parameters) is
   begin
      Quoted_Interpreter (Expression, Param, Meaningless_Value);
   end Quoted_Interpreter;

   procedure Separator_Interpreter
     (Expression : in out Lockable.Descriptor'Class;
      State : in out Entity_Separator;
      Context : in Boolean)
     renames Interpreter;



   ------------------------------
   -- Local Helper Subprograms --
   ------------------------------

   procedure Read_Screen_Offset
     (Expression : in out Lockable.Descriptor'Class;
     (Expression : in Lockable.Descriptor'Class;
      Value : in out Screen_Offset;
      Has_Value : out Boolean)
   is
      Result : Screen_Offset := 0;
   begin
      Has_Value := False;





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         when Verbatim    => Output.Append_Atom (To_Atom ("verbatim"));
      end case;
   end Print;


   procedure Update
     (Param : in out Parameters;
      Expression : in out Lockable.Descriptor'Class)
   is
      Interpreter : constant Interpreters.Interpreter := Config_Interpreter;
   begin
      Update (Interpreter, Param, Expression);
   end Update;


   procedure Update
     (Interpreter : in Interpreters.Interpreter;
      Param : in out Parameters;
      Expression : in out Lockable.Descriptor'Class) is
   begin
      Interpreter.Execute (Expression, Param, True);
      Main_Interpreter (Expression, Param, Meaningless_Value);
   end Update;



   ------------------------------
   -- Interpreter Constructors --
   ------------------------------

   function Config_Interpreter return Interpreters.Interpreter is
      Quoted_SI, Newline_SI, Space_SI, Result : Interpreters.Interpreter;
   begin
      --  Setup subinterpreters
      Add_Separator_Commands (Newline_SI, True, True);
      Add_Newline_Encoding_Commands (Newline_SI);
      Add_Quoted_Commands (Quoted_SI);
      Add_Quoted_Escape_Commands (Quoted_SI);
      Add_Separator_Commands (Space_SI, True, False);

      --  Build final interpreter
      Result.Add_Command (To_Atom ("escape"),
                          Set_Quoted_String'(Subinterpreter => Quoted_SI));
      Result.Add_Command (To_Atom ("indent"), Set_Indentation'(null record));
      Result.Add_Command (To_Atom ("indentation"),
                          Set_Indentation'(null record));
      Result.Add_Command (To_Atom ("no-indent"),
                          Set_Indentation'(null record));
      Result.Add_Command (To_Atom ("no-indentation"),
                          Set_Indentation'(null record));
      Result.Add_Command (To_Atom ("newline"),
                          Set_Newline'(Subinterpreter => Newline_SI));
      Result.Add_Command (To_Atom ("quoted"),
                          Set_Quoted_String'(Subinterpreter => Quoted_SI));
      Result.Add_Command (To_Atom ("space"),
                          Set_Space_At'(Subinterpreter => Space_SI));
      Result.Add_Command (To_Atom ("tab-stop"), Set_Tab_Stop'(null record));
      Result.Add_Command (To_Atom ("width"), Set_Width'(null record));
      Result.Add_Command (To_Atom ("no-width"), Set_Width'(null record));

      Result.Add_Command (To_Atom ("extended-token"),
                          Set_Token'(Value => Extended_Token));
      Result.Add_Command (To_Atom ("no-token"),
                          Set_Token'(Value => No_Token));
      Result.Add_Command (To_Atom ("standard-token"),
                          Set_Token'(Value => Standard_Token));
      Result.Add_Command (To_Atom ("token"),
                          Set_Token'(Value => Standard_Token));

      Result.Add_Command (To_Atom ("no-quoted"),
                          Set_Quoted'(Value => No_Quoted));
      Result.Add_Command (To_Atom ("no-quoted-string"),
                          Set_Quoted'(Value => No_Quoted));
      Result.Add_Command (To_Atom ("quoted-when-shorter"),
                          Set_Quoted'(Value => When_Shorter));
      Result.Add_Command (To_Atom ("quoted-string-when-shorter"),
                          Set_Quoted'(Value => When_Shorter));
      Result.Add_Command (To_Atom ("single-line-quoted"),
                          Set_Quoted'(Value => Single_Line));
      Result.Add_Command (To_Atom ("single-line-quoted-string"),
                          Set_Quoted'(Value => Single_Line));

      Result.Add_Command (To_Atom ("base64"),
                          Set_Fallback'(Value => Base64));
      Result.Add_Command (To_Atom ("base-64"),
                          Set_Fallback'(Value => Base64));
      Result.Add_Command (To_Atom ("lower-hex"),
                          Set_Fallback'(Value => Hexadecimal));
      Result.Add_Command (To_Atom ("lower-hexa"),
                          Set_Fallback'(Value => Hexadecimal));
      Result.Add_Command (To_Atom ("hex"),
                          Set_Fallback'(Value => Hexadecimal));
      Result.Add_Command (To_Atom ("hexa"),
                          Set_Fallback'(Value => Hexadecimal));
      Result.Add_Command (To_Atom ("hexadecimal"),
                          Set_Fallback'(Value => Hexadecimal));
      Result.Add_Command (To_Atom ("upper-hex"),
                          Set_Fallback'(Value => Hexadecimal));
      Result.Add_Command (To_Atom ("upper-hexa"),
                          Set_Fallback'(Value => Hexadecimal));
      Result.Add_Command (To_Atom ("verbatim"),
                          Set_Fallback'(Value => Verbatim));

      Add_Char_Encoding_Commands (Result);
      Add_Hex_Casing_Commands (Result);
      Add_Newline_Encoding_Commands (Result);
      return Result;
   end Config_Interpreter;


   procedure Add_Char_Encoding_Commands
     (Interpreter : in out Interpreters.Interpreter) is
   begin
      Interpreter.Add_Command (To_Atom ("utf-8"),
                               Set_Char_Encoding'(Value => UTF_8));
      Interpreter.Add_Command (To_Atom ("UTF-8"),
                               Set_Char_Encoding'(Value => UTF_8));
      Interpreter.Add_Command (To_Atom ("utf8"),
                               Set_Char_Encoding'(Value => UTF_8));
      Interpreter.Add_Command (To_Atom ("UTF8"),
                               Set_Char_Encoding'(Value => UTF_8));
      Interpreter.Add_Command (To_Atom ("ascii"),
                               Set_Char_Encoding'(Value => ASCII));
      Interpreter.Add_Command (To_Atom ("ASCII"),
                               Set_Char_Encoding'(Value => ASCII));
      Interpreter.Add_Command (To_Atom ("latin-1"),
                               Set_Char_Encoding'(Value => Latin));
      Interpreter.Add_Command (To_Atom ("latin"),
                               Set_Char_Encoding'(Value => Latin));
      Interpreter.Add_Command (To_Atom ("iso-8859-1"),
                               Set_Char_Encoding'(Value => Latin));
      Interpreter.Add_Command (To_Atom ("ISO-8859-1"),
                               Set_Char_Encoding'(Value => Latin));
   end Add_Char_Encoding_Commands;


   procedure Add_Hex_Casing_Commands
     (Interpreter : in out Interpreters.Interpreter) is
   begin
      Interpreter.Add_Command (To_Atom ("upper"),
                               Set_Hex_Casing'(Value => Encodings.Upper));
      Interpreter.Add_Command (To_Atom ("upper-case"),
                               Set_Hex_Casing'(Value => Encodings.Upper));
      Interpreter.Add_Command (To_Atom ("lower"),
                               Set_Hex_Casing'(Value => Encodings.Lower));
      Interpreter.Add_Command (To_Atom ("lower-case"),
                               Set_Hex_Casing'(Value => Encodings.Lower));
   end Add_Hex_Casing_Commands;


   procedure Add_Quoted_Commands
     (Interpreter : in out Interpreters.Interpreter) is
   begin
      Interpreter.Add_Command (To_Atom ("never"),
                               Set_Quoted'(Value => No_Quoted));
      Interpreter.Add_Command (To_Atom ("single-line"),
                               Set_Quoted'(Value => Single_Line));
      Interpreter.Add_Command (To_Atom ("when-shorter"),
                               Set_Quoted'(Value => When_Shorter));
   end Add_Quoted_Commands;


   procedure Add_Quoted_Escape_Commands
     (Interpreter : in out Interpreters.Interpreter) is
   begin
      Interpreter.Add_Command (To_Atom ("octal"),
                               Set_Quoted_Escape'(Value => Octal_Escape));
      Interpreter.Add_Command (To_Atom ("hex"),
                               Set_Quoted_Escape'(Value => Hex_Escape));
      Interpreter.Add_Command (To_Atom ("hexa"),
                               Set_Quoted_Escape'(Value => Hex_Escape));
      Interpreter.Add_Command (To_Atom ("hexadecimal"),
                               Set_Quoted_Escape'(Value => Hex_Escape));
      Interpreter.Add_Command (To_Atom ("lower-hex"),
                               Set_Quoted_Escape'(Value => Hex_Escape));
      Interpreter.Add_Command (To_Atom ("lower-hexa"),
                               Set_Quoted_Escape'(Value => Hex_Escape));
      Interpreter.Add_Command (To_Atom ("upper-hex"),
                               Set_Quoted_Escape'(Value => Hex_Escape));
      Interpreter.Add_Command (To_Atom ("upper-hexa"),
                               Set_Quoted_Escape'(Value => Hex_Escape));
      Add_Hex_Casing_Commands (Interpreter);
   end Add_Quoted_Escape_Commands;


   procedure Add_Newline_Encoding_Commands
     (Interpreter : in out Interpreters.Interpreter) is
   begin
      Interpreter.Add_Command (To_Atom ("cr"),
                               Set_Newline_Encoding'(Value => CR));
      Interpreter.Add_Command (To_Atom ("CR"),
                               Set_Newline_Encoding'(Value => CR));
      Interpreter.Add_Command (To_Atom ("lf"),
                               Set_Newline_Encoding'(Value => LF));
      Interpreter.Add_Command (To_Atom ("LF"),
                               Set_Newline_Encoding'(Value => LF));
      Interpreter.Add_Command (To_Atom ("CRLF"),
                               Set_Newline_Encoding'(Value => CR_LF));
      Interpreter.Add_Command (To_Atom ("CR-LF"),
                               Set_Newline_Encoding'(Value => CR_LF));
      Interpreter.Add_Command (To_Atom ("crlf"),
                               Set_Newline_Encoding'(Value => CR_LF));
      Interpreter.Add_Command (To_Atom ("cr-lf"),
                               Set_Newline_Encoding'(Value => CR_LF));
      Interpreter.Add_Command (To_Atom ("lf-cr"),
                               Set_Newline_Encoding'(Value => LF_CR));
      Interpreter.Add_Command (To_Atom ("lfcr"),
                               Set_Newline_Encoding'(Value => LF_CR));
      Interpreter.Add_Command (To_Atom ("LF-CR"),
                               Set_Newline_Encoding'(Value => LF_CR));
      Interpreter.Add_Command (To_Atom ("LFCR"),
                               Set_Newline_Encoding'(Value => LF_CR));
   end Add_Newline_Encoding_Commands;


   procedure Add_Separator_Commands
     (Interpreter : in out Interpreters.Interpreter;
      Value : in Boolean;
      Newline : in Boolean) is
   begin
      for Before in Entity loop
         for After in Entity loop
            Interpreter.Add_Command
              (To_Atom (Before, After),
               Set_Separator'(Before, After, Value, Newline));
         end loop;
      end loop;

      Interpreter.Add_Command
        (To_Atom ("all"),
         Set_All_Separators'(Value, Newline));
      Interpreter.Add_Command
        (To_Atom ("none"),
         Set_All_Separators'(not Value, Newline));
      Interpreter.Add_Command
        (To_Atom ("not"),
         Set_All_Separators'(not Value, Newline));
   end Add_Separator_Commands;



   -------------------------
   -- Invididual Commands --
   -------------------------

   procedure Execute
     (Self : in Set_Width;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom)
   is
      pragma Unreferenced (Self, Context, Name);
   begin
      State.Width := 0;
   end Execute;


   procedure Execute
     (Self : in Set_Width;
      State : in out Parameters;
      Context : in Boolean;
      Cmd : in out Lockable.Descriptor'Class)
   is
      pragma Unreferenced (Self, Context);
      Has_Value : Boolean;
   begin
      Cmd.Next;
      Read_Screen_Offset (Cmd, State.Width, Has_Value);
   end Execute;


   procedure Execute
     (Self : in Set_Tab_Stop;
      State : in out Parameters;
      Context : in Boolean;
      Cmd : in out Lockable.Descriptor'Class)
   is
      pragma Unreferenced (Self, Context);
      Value : Screen_Offset := 0;
      Has_Value : Boolean;
   begin
      Cmd.Next;
      Read_Screen_Offset (Cmd, Value, Has_Value);
      if Has_Value and then Value /= 0 then
         State.Tab_Stop := Value;
      end if;
   end Execute;


   procedure Execute
     (Self : in Set_Indentation;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom)
   is
      pragma Unreferenced (Self, Context, Name);
   begin
      State.Indentation := 0;
   end Execute;


   procedure Execute
     (Self : in Set_Indentation;
      State : in out Parameters;
      Context : in Boolean;
      Cmd : in out Lockable.Descriptor'Class)
   is
      pragma Unreferenced (Self, Context);
      Has_Value : Boolean;
      Event : Events.Event;
   begin
      Cmd.Next (Event);
      Read_Screen_Offset (Cmd, State.Indentation, Has_Value);

      if Has_Value and State.Indentation /= 0 then
         Cmd.Next (Event);
         if Event = Events.Add_Atom then
            declare
               Keyword : constant String := To_String (Cmd.Current_Atom);
            begin
               if Keyword = "tab" or Keyword = "tabs" then
                  State.Indent := Tabs;
               elsif Keyword = "space" or Keyword = "spaces" then
                  State.Indent := Spaces;
               elsif Keyword = "tabbed-space" or Keyword = "tabbed-spaces" then
                  State.Indent := Tabs_And_Spaces;
               end if;
            end;
         end if;
      end if;
   end Execute;


   procedure Execute
     (Self : in Set_Newline;
      State : in out Parameters;
      Context : in Boolean;
      Cmd : in out Lockable.Descriptor'Class) is
   begin
      pragma Assert (not Self.Subinterpreter.Is_Empty);
      Cmd.Next;
      Self.Subinterpreter.Execute (Cmd, State, Context);
   end Execute;


   procedure Execute
     (Self : in Set_Space_At;
      State : in out Parameters;
      Context : in Boolean;
      Cmd : in out Lockable.Descriptor'Class) is
   begin
      pragma Assert (not Self.Subinterpreter.Is_Empty);
      Cmd.Next;
      Self.Subinterpreter.Execute (Cmd, State, Context);
   end Execute;


   procedure Execute
     (Self : in Set_Char_Encoding;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom)
   is
      pragma Unreferenced (Context, Name);
   begin
      State.Char_Encoding := Self.Value;
   end Execute;


   procedure Execute
     (Self : in Set_Newline_Encoding;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom)
   is
      pragma Unreferenced (Context, Name);
   begin
      State.Newline := Self.Value;
   end Execute;


   procedure Execute
     (Self : in Set_Separator;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom)
   is
      pragma Unreferenced (Context, Name);
   begin
      if Self.Newline then
         State.Newline_At (Self.Before, Self.After) := Self.Value;
      else
         State.Space_At (Self.Before, Self.After) := Self.Value;
      end if;
   end Execute;


   procedure Execute
     (Self : in Set_All_Separators;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom)
   is
      pragma Unreferenced (Context, Name);
   begin
      if Self.Newline then
         State.Newline_At := (others => (others => Self.Value));
      else
         State.Space_At := (others => (others => Self.Value));
      end if;
   end Execute;


   procedure Execute
     (Self : in Set_All_Separators;
      State : in out Parameters;
      Context : in Boolean;
      Cmd : in out Lockable.Descriptor'Class)
   is
      Subinterpreter : Interpreters.Interpreter;
   begin
      Add_Separator_Commands (Subinterpreter, Self.Value, Self.Newline);
      Subinterpreter.Execute (Cmd, State, Context);
   end Execute;


   procedure Execute
     (Self : in Set_Hex_Casing;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom)
   is
      pragma Unreferenced (Context, Name);
   begin
      State.Hex_Casing := Self.Value;
   end Execute;


   procedure Execute
     (Self : in Set_Fallback;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom)
   is
      pragma Unreferenced (Context);
   begin
      State.Fallback := Self.Value;
      Update_Casing (State.Hex_Casing, Name);
   end Execute;


   procedure Execute
     (Self : in Set_Token;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom)
   is
      pragma Unreferenced (Context, Name);
   begin
      State.Token := Self.Value;
   end Execute;


   procedure Execute
     (Self : in Set_Token;
      State : in out Parameters;
      Context : in Boolean;
      Cmd : in out Lockable.Descriptor'Class)
   is
      pragma Unreferenced (Self, Context);
      Event : Events.Event;
   begin
      Cmd.Next (Event);
      if Event /= Events.Add_Atom then
         return;
      end if;

      declare
         Token : constant String := To_String (Cmd.Current_Atom);
      begin
         if Token = "standard" then
            State.Token := Standard_Token;
         elsif Token = "extended" then
            State.Token := Extended_Token;
         elsif Token = "never" or Token = "none" or Token = "no" then
            State.Token := No_Token;
         end if;
      end;
   end Execute;


   procedure Execute
     (Self : in Set_Quoted_Escape;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom)
   is
      pragma Unreferenced (Context);
   begin
      State.Quoted_Escape := Self.Value;
      Update_Casing (State.Hex_Casing, Name);
   end Execute;


   procedure Execute
     (Self : in Set_Quoted;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom)
   is
      pragma Unreferenced (Context, Name);
   begin
      State.Quoted := Self.Value;
   end Execute;


   procedure Execute
     (Self : in Set_Quoted_String;
      State : in out Parameters;
      Context : in Boolean;
      Cmd : in out Lockable.Descriptor'Class) is
   begin
      pragma Assert (not Self.Subinterpreter.Is_Empty);
      Cmd.Next;
      Self.Subinterpreter.Execute (Cmd, State, Context);
   end Execute;

end Natools.S_Expressions.Printers.Pretty.Config;






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-- ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF  --
-- OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.           --
------------------------------------------------------------------------------

------------------------------------------------------------------------------
-- Natools.S_Expressions.Printers.Pretty.Config provides serialization and  --
-- deserialization of pretty printer parameters to and from S-expressions.  --
--                                                                          --
-- The interpreter uses a dummy Boolean context that is always ignored.     --
------------------------------------------------------------------------------

with Natools.S_Expressions.Interpreters;
with Natools.S_Expressions.Lockable;

package Natools.S_Expressions.Printers.Pretty.Config is
   pragma Preelaborate (Config);

   package Interpreters is
     new Natools.S_Expressions.Interpreters (Parameters, Boolean);


   --------------------------
   -- High-Level Interface --
   --------------------------

   function Config_Interpreter return Interpreters.Interpreter;
      --  Build a parameter interpreter

   procedure Update
     (Param : in out Parameters;
      Expression : in out Lockable.Descriptor'Class);
      --  Update parameters using a temporary interpreter

   procedure Update
     (Interpreter : in Interpreters.Interpreter;
      Param : in out Parameters;
      Expression : in out Lockable.Descriptor'Class);
      --  Update parameters using Interpreter (wrapper around its Execute)

   procedure Print
     (Output : in out Printers.Printer'Class;
      Param : in Parameters);
      --  Output parameters to S-expression printer


   ---------------------
   -- Building Blocks --
   ---------------------

   procedure Add_Char_Encoding_Commands
     (Interpreter : in out Interpreters.Interpreter);
   procedure Add_Hex_Casing_Commands
     (Interpreter : in out Interpreters.Interpreter);
   procedure Add_Quoted_Commands
     (Interpreter : in out Interpreters.Interpreter);
   procedure Add_Quoted_Escape_Commands
     (Interpreter : in out Interpreters.Interpreter);
   procedure Add_Newline_Encoding_Commands
     (Interpreter : in out Interpreters.Interpreter);
   procedure Add_Separator_Commands
     (Interpreter : in out Interpreters.Interpreter;
      Value : in Boolean;
      Newline : in Boolean);
      --  Inject commands into subinterpreter

   type Set_Width is new Interpreters.Command with null record;
   procedure Execute
     (Self : in Set_Width;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom);
   procedure Execute
     (Self : in Set_Width;
      State : in out Parameters;
      Context : in Boolean;
      Cmd : in out Lockable.Descriptor'Class);

   type Set_Space_At is new Interpreters.Command with record
      Subinterpreter : Interpreters.Interpreter;
   end record;
   procedure Execute
     (Self : in Set_Space_At;
      State : in out Parameters;
      Context : in Boolean;
      Cmd : in out Lockable.Descriptor'Class);

   type Set_Tab_Stop is new Interpreters.Command with null record;
   procedure Execute
     (Self : in Set_Tab_Stop;
      State : in out Parameters;
      Context : in Boolean;
      Cmd : in out Lockable.Descriptor'Class);

   type Set_Indentation is new Interpreters.Command with null record;
   procedure Execute
     (Self : in Set_Indentation;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom);
   procedure Execute
     (Self : in Set_Indentation;
      State : in out Parameters;
      Context : in Boolean;
      Cmd : in out Lockable.Descriptor'Class);

   type Set_Quoted is new Interpreters.Command with record
      Value : Quoted_Option;
   end record;
   procedure Execute
     (Self : in Set_Quoted;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom);

   type Set_Token is new Interpreters.Command with record
      Value : Token_Option;
   end record;
   procedure Execute
     (Self : in Set_Token;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom);
   procedure Execute
     (Self : in Set_Token;
      State : in out Parameters;
      Context : in Boolean;
      Cmd : in out Lockable.Descriptor'Class);

   type Set_Hex_Casing is new Interpreters.Command with record
      Value : Encodings.Hex_Casing;
   end record;
   procedure Execute
     (Self : in Set_Hex_Casing;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom);

   type Set_Quoted_Escape is new Interpreters.Command with record
      Value : Quoted_Escape_Type;
   end record;
   procedure Execute
     (Self : in Set_Quoted_Escape;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom);

   type Set_Char_Encoding is new Interpreters.Command with record
      Value : Character_Encoding;
   end record;
   procedure Execute
     (Self : in Set_Char_Encoding;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom);

   type Set_Fallback is new Interpreters.Command with record
      Value : Atom_Encoding;
   end record;
   procedure Execute
     (Self : in Set_Fallback;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom);

   type Set_Newline is new Interpreters.Command with record
      Subinterpreter : Interpreters.Interpreter;
   end record;
   procedure Execute
     (Self : in Set_Newline;
      State : in out Parameters;
      Context : in Boolean;
      Cmd : in out Lockable.Descriptor'Class);

   type Set_Newline_Encoding is new Interpreters.Command with record
      Value : Newline_Encoding;
   end record;
   procedure Execute
     (Self : in Set_Newline_Encoding;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom);

   type Set_Separator is new Interpreters.Command with record
      Before  : Entity;
      After   : Entity;
      Value   : Boolean;
      Newline : Boolean;
   end record;
   procedure Execute
     (Self : in Set_Separator;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom);

   type Set_All_Separators is new Interpreters.Command with record
      Value   : Boolean;
      Newline : Boolean;
   end record;
   procedure Execute
     (Self : in Set_All_Separators;
      State : in out Parameters;
      Context : in Boolean;
      Name : in Atom);
   procedure Execute
     (Self : in Set_All_Separators;
      State : in out Parameters;
      Context : in Boolean;
      Cmd : in out Lockable.Descriptor'Class);

   type Set_Quoted_String is new Interpreters.Command with record
      Subinterpreter : Interpreters.Interpreter;
   end record;
   procedure Execute
     (Self : in Set_Quoted_String;
      State : in out Parameters;
      Context : in Boolean;
      Cmd : in out Lockable.Descriptor'Class);

end Natools.S_Expressions.Printers.Pretty.Config;