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|
(*
* @LANG: ocaml
*)
let id x = x
let fail fmt = Printf.ksprintf failwith fmt
let pr fmt = Printf.ksprintf print_endline fmt
let failed fmt = Printf.ksprintf (fun s -> prerr_endline s; exit 1) fmt
let test' show f x y = if f x <> y then failed "FAILED: test %S" (show x)
let case = ref 0
let test f x y = incr case; if f x <> y then failed "FAILED: case %d" !case
let error f x = match try Some (f x) with _ -> None with Some _ -> failed "FAILED: fail %S" x | None -> ()
let _atoi_actions : int array = [|
0; 1; 0; 1; 1; 0 ;
|]
let _atoi_trans_keys : int array = [|
1; 0; 2; 4; 4; 4; 0; 4; 1; 0; 0 ;
|]
let _atoi_char_class : int array = [|
0; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 1; 2; 1; 3; 1; 1; 4; 4; 4; 4; 4; 4; 4; 4; 4; 4; 0 ;
|]
let _atoi_index_offsets : int array = [|
0; 0; 3; 4; 9; 0 ;
|]
let _atoi_indices : int array = [|
0; 2; 3; 3; 4; 1; 1; 1; 3; 0 ;
|]
let _atoi_index_defaults : int array = [|
0; 1; 1; 1; 1; 0 ;
|]
let _atoi_trans_cond_spaces : int array = [|
-1; -1; -1; -1; -1; 0 ;
|]
let _atoi_cond_targs : int array = [|
2; 0; 2; 3; 4; 0 ;
|]
let _atoi_cond_actions : int array = [|
0; 0; 1; 3; 0; 0 ;
|]
let _atoi_nfa_targs : int array = [|
0; 0 ;
|]
let _atoi_nfa_offsets : int array = [|
0; 0; 0; 0; 0; 0 ;
|]
let _atoi_nfa_push_actions : int array = [|
0; 0 ;
|]
let _atoi_nfa_pop_trans : int array = [|
0; 0 ;
|]
let atoi_start : int = 1
let atoi_first_final : int = 3
let atoi_error : int = 0
let atoi_en_main : int = 1
let fail fmt = Printf.ksprintf failwith fmt
let atoi data =
let cs = ref 0 in
let p = ref 0 in
let pe = ref (String.length data) in
let neg = ref false in
let res = ref 0 in
begin
cs := atoi_start;
end;
begin
let _trans : int ref = ref 0 in
let _have : int ref = ref 0 in
let _cont : int ref = ref 1 in
let _acts : int ref = ref 0 in
let _nacts : int ref = ref 0 in
let _keys : int ref = ref 0 in
let _inds : int ref = ref 0 in
while _cont.contents= 1 do
begin
if cs.contents= 0 then
begin
_cont := 0;
end
;_have := 0;
if p.contents= pe.contents then
begin
begin
if _have.contents= 0 then
begin
_cont := 0;
end
;
end;
end
;if _cont.contents= 1 then
begin
begin
if _have.contents= 0 then
begin
begin
_keys := ( cs.contents lsl 1 );
_inds := _atoi_index_offsets.(cs.contents);
if ( Char.code data.[p.contents] )<= 57 && ( Char.code data.[p.contents] )>= 10 then
begin
begin
let _ic : int ref = ref _atoi_char_class.(( Char.code data.[p.contents] )- 10) in
if _ic.contents<= _atoi_trans_keys.( _keys.contents+1 )&& _ic.contents>= _atoi_trans_keys.( _keys.contents ) then
begin
_trans := _atoi_indices.( _inds.contents+ ( _ic.contents- _atoi_trans_keys.( _keys.contents ) ) );
end
else
begin
_trans := _atoi_index_defaults.(cs.contents);
end
;
end;
end
else
begin
begin
_trans := _atoi_index_defaults.(cs.contents);
end;
end
;
end;
end
;if _cont.contents= 1 then
begin
begin
cs := _atoi_cond_targs.(_trans.contents);
if _atoi_cond_actions.(_trans.contents)!= 0 then
begin
begin
_acts := _atoi_cond_actions.(_trans.contents);
_nacts := _atoi_actions.( _acts.contents );
_acts := _acts.contents + 1;
while _nacts.contents> 0 do
begin
if _atoi_actions.( _acts.contents ) = 0 then
begin
begin
neg := true;
end;
end
else if _atoi_actions.( _acts.contents ) = 1 then
begin
begin
res := !res * 10 + ((( Char.code data.[p.contents] )) - Char.code '0');
end;
end
;
_nacts := _nacts.contents - 1;
_acts := _acts.contents + 1;
end;
done;
end;
end
;if cs.contents= 0 then
begin
_cont := 0;
end
;if _cont.contents= 1 then
begin
p := p.contents + 1;
end
;
end;
end
;
end;
end
;
end;
done;
end;
if !neg then
res := (-1) * !res ;
print_int res.contents;
print_string "\n";
if !cs < atoi_first_final then
fail "atoi: cs %d < %d" !cs atoi_first_final;
!res
;;
let () =
let t = test atoi in
t "7" 7;
t "666" 666;
t "-666" (-666);
t "+666" 666;
t "123456789" 123456789;
t "+123456789\n" 123456789;
error atoi "+ 1234567890";
()
;;
|
