API tools faq
paste
Advertisement
Hinski2

Untitled

Hinski2
Jun 2nd, 2024
12
0
Never
Add comment
Not a member of Pastebin yet? Sign Up, it unlocks many cool features!
text 1.15 KB | None | 0 0
raw download clone embed print report
  1. {
  2. open Parser
  3. }
  4.  
  5. let white = [' ' '\t']+
  6. let digit = ['0'-'9']
  7. let letter = ['a'-'z' 'A'-'Z' '_']
  8. let number = '-'? digit+
  9. let ident = ['a'-'z' '_'] (letter | digit)*
  10. let cname = ['A'-'Z'] (letter | digit)*
  11.  
  12. rule token =
  13. parse
  14. | '\n' { Lexing.new_line lexbuf; token lexbuf }
  15. | white { token lexbuf }
  16. | "->" { ARR }
  17. | "&&" { AND }
  18. | "||" { OR }
  19. | "=" { EQ }
  20. | "<>" { NEQ }
  21. | "<=" { LEQ }
  22. | ">=" { GEQ }
  23. | "<" { LT }
  24. | ">" { GT }
  25. | "*" { TIMES }
  26. | "+" { PLUS }
  27. | "-" { MINUS }
  28. | "/" { DIV }
  29. | "," { COMMA }
  30. | "|" { BAR }
  31. | "(" { LPAREN }
  32. | ")" { RPAREN }
  33. | "fun" { FUN }
  34. | "let" { LET }
  35. | "in" { IN }
  36. | "as" { AS }
  37. | "when" { WHEN } (* dodanie when *)
  38. | "true" { TRUE }
  39. | "false" { FALSE }
  40. | "if" { IF }
  41. | "then" { THEN }
  42. | "else" { ELSE }
  43. | "raise" { RAISE }
  44. | "try" { TRY }
  45. | "match" { MATCH }
  46. | "with" { WITH }
  47. | "end" { END }
  48. | "fst" { FST }
  49. | "snd" { SND }
  50. | "_" { UNDERSCORE }
  51. | number { INT (int_of_string (Lexing.lexeme lexbuf)) }
  52. | ident { IDENT (Lexing.lexeme lexbuf) }
  53. | cname { CNAME (Lexing.lexeme lexbuf) }
  54. | eof { EOF }
  55.  
Advertisement
Add Comment
Please, Sign In to add comment
Advertisement
Public Pastes
Advertisement
We use cookies for various purposes including analytics. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy.  OK, I Understand
Not a member of Pastebin yet?
Sign Up, it unlocks many cool features!