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Library
Module
Module type
Parameter
Class
Class type
Library
Module
Module type
Parameter
Class
Class type
An extensible set of possible errors
type t = error = ..
val pp : Format.formatter -> t -> unit
pp ppf err
outputs a human readable description of err
val register_printer : (t -> string option) -> unit
register_printer to_string
registers a printer for a subset of the errors.