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Diffstat (limited to 'parser.ml')
-rw-r--r-- | parser.ml | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/parser.ml b/parser.ml deleted file mode 100644 index 1f367d1..0000000 --- a/parser.ml +++ /dev/null | |||
@@ -1,32 +0,0 @@ | |||
1 | (* | ||
2 | * UPEM / L3 / Functional programming / Project: URM | ||
3 | * Pacien TRAN-GIRARD, Adam NAILI | ||
4 | *) | ||
5 | |||
6 | open Common | ||
7 | |||
8 | let rec string_of_file f = | ||
9 | try | ||
10 | let str = input_line f | ||
11 | in str ^ " " ^ (string_of_file f) | ||
12 | with End_of_file -> "" | ||
13 | |||
14 | let rec program_of_lex = function | ||
15 | | [] -> [] | ||
16 | | instr :: tail -> match (String.lowercase_ascii instr) :: tail with | ||
17 | | "zero" :: arg_1 :: tail -> (Zero (int_of_string arg_1)) :: (program_of_lex tail) | ||
18 | | "succ" :: arg_1 :: tail -> (Succ (int_of_string arg_1)) :: (program_of_lex tail) | ||
19 | | "copy" :: arg_1 :: arg_2 :: tail -> (Copy ((int_of_string arg_1), (int_of_string arg_2))) :: (program_of_lex tail) | ||
20 | | "jump" :: arg_1 :: arg_2 :: arg_3 :: tail -> (Jump ((int_of_string arg_1), (int_of_string arg_2), (int_of_string arg_3))) :: (program_of_lex tail) | ||
21 | | _ -> raise Syntax_error | ||
22 | |||
23 | (* FIXME: reject multiple definition of a single register *) | ||
24 | let rec regs_of_lex = function | ||
25 | | [] -> [] | ||
26 | | regnum :: regvalue :: tail -> Reg (int_of_string regnum, int_of_string regvalue) :: (regs_of_lex tail) | ||
27 | | _ -> raise Syntax_error | ||
28 | |||
29 | let seq_from_string lexer_func str = Str.split (Str.regexp "[\t\n(), ]+") str |> lexer_func | ||
30 | let program_of_string = seq_from_string program_of_lex | ||
31 | let regs_of_string = seq_from_string regs_of_lex | ||
32 | |||