| Erick Tryzelaar | f119765 | 2010-03-08 19:32:27 +0000 | [diff] [blame] | 1 | (*===----------------------------------------------------------------------=== |
| 2 | * Main driver code. |
| 3 | *===----------------------------------------------------------------------===*) |
| 4 | |
| 5 | let main () = |
| 6 | (* Install standard binary operators. |
| 7 | * 1 is the lowest precedence. *) |
| 8 | Hashtbl.add Parser.binop_precedence '<' 10; |
| 9 | Hashtbl.add Parser.binop_precedence '+' 20; |
| 10 | Hashtbl.add Parser.binop_precedence '-' 20; |
| 11 | Hashtbl.add Parser.binop_precedence '*' 40; (* highest. *) |
| 12 | |
| 13 | (* Prime the first token. *) |
| 14 | print_string "ready> "; flush stdout; |
| 15 | let stream = Lexer.lex (Stream.of_channel stdin) in |
| 16 | |
| 17 | (* Run the main "interpreter loop" now. *) |
| 18 | Toplevel.main_loop stream; |
| 19 | ;; |
| 20 | |
| 21 | main () |