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(** Lexing buffer. *)
type t
(** The state of the buffer *)
val from_lexbuf : ?reset_line:bool -> Sedlexing.lexbuf -> t
(** Create a new buffer *)
val start : t -> unit
(** Intialize a new run *)
val buffer : t -> Sedlexing.lexbuf
(** Extract the sedlex buffer. Required in each rule. *)
val positions : t -> Lexing.position * Lexing.position
(** Extract the starting and ending position for the matched token *)
val content : t -> string
(** Extract the token matched by the rule *)
val set_start_position : t -> Lexing.position -> unit
(** Reset the starting position. Used while parsing the string to keep the
begining of the whole string. *)
val tokenize : (t -> 'a) -> t -> unit -> 'a * Lexing.position * Lexing.position
(** Function to use in the parser in order to extract the token match, and the
starting and ending position. *)
val rollback : t -> unit
(** Rollback the latest token matched *)
type state = Token | String | DString | MString of int | EndString
val state : t -> state option
(** Get the current state for the lexer *)
val enter_state : t -> state -> unit
val leave_state : t -> unit
(** {1 Level in expressions} *)
val level : t -> int
(** The state track the nesting level in the expression. Depending of the
level, the token [!] will be considered as a comment or a boolean
operation. *)
val incr_level : t -> unit
val decr_level : t -> unit
val reset_level : t -> unit
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