You can search for identifiers within the package.
in-package search v0.2.0
type token =
| STAR
| SLASH
| RPAREN
| PLUS
| MIN
| MAX
| LPAREN
| INTEGER of int
| EOF
| DASH
| D
exception Error
val entry : (Lexing.lexbuf -> token) -> Lexing.lexbuf -> Dice.formula