You can search for identifiers within the package.
in-package search v0.2.0
expr
Expr.Parser
type token =
| FLOAT_LITERAL of float
| BOOL_LITERAL of bool
| ID of string
| STRING of string
| LPAREN
| RPAREN
| LBRACK
| RBRACK
| KOMMA
| EOF
| OR
| AND
| NOT
| EQUAL
| NOTEQUAL
| LESS
| GREATEREQUAL
| LESSEQUAL
| GREATER
| PLUS
| MINUS
| TIMES
| DIVIDE
| UMINUS
val expression : (Lexing.lexbuf -> token) -> Lexing.lexbuf -> Ast.expression