view lab1/lexer.mli @ 0:bfdcc3820b32

Basis
author Mike Spivey <mike@cs.ox.ac.uk>
date Thu, 05 Oct 2017 08:04:15 +0100
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(* lab1/lexer.mli *)
(* Copyright (c) 2017 J. M. Spivey *)

(* |token| -- scan a token and return its code *)
val token : Lexing.lexbuf -> Parser.token

(* |lineno| -- number of current line *)
val lineno : int ref

(* |get_vars| -- list of identifiers used in program *)
val get_vars : unit -> Tree.ident list