RosettaCodeData/Task/Execute-a-Markov-algorithm/Ada/execute-a-markov-algorithm-...

49 lines
1.5 KiB
Ada

with Ada.Command_Line;
with Ada.Text_IO.Unbounded_IO;
with Ada.Strings.Unbounded;
with Markov;
procedure Test_Markov is
use Ada.Strings.Unbounded;
package IO renames Ada.Text_IO.Unbounded_IO;
Rule_File : Ada.Text_IO.File_Type;
Line_Count : Natural := 0;
begin
if Ada.Command_Line.Argument_Count /= 2 then
Ada.Text_IO.Put_Line ("Usage: test_markov ruleset_file source_file");
return;
end if;
Ada.Text_IO.Open
(File => Rule_File,
Mode => Ada.Text_IO.In_File,
Name => Ada.Command_Line.Argument (1));
while not Ada.Text_IO.End_Of_File (Rule_File) loop
Ada.Text_IO.Skip_Line (Rule_File);
Line_Count := Line_Count + 1;
end loop;
declare
Lines : Markov.String_Array (1 .. Line_Count);
begin
Ada.Text_IO.Reset (Rule_File);
for I in Lines'Range loop
Lines (I) := IO.Get_Line (Rule_File);
end loop;
Ada.Text_IO.Close (Rule_File);
declare
Ruleset : Markov.Ruleset := Markov.Parse (Lines);
Source_File : Ada.Text_IO.File_Type;
begin
Ada.Text_IO.Open
(File => Source_File,
Mode => Ada.Text_IO.In_File,
Name => Ada.Command_Line.Argument (2));
while not Ada.Text_IO.End_Of_File (Source_File) loop
Ada.Text_IO.Put_Line
(Markov.Apply (Ruleset, Ada.Text_IO.Get_Line (Source_File)));
end loop;
Ada.Text_IO.Close (Source_File);
end;
end;
end Test_Markov;