Module Kxclib.ResultWithErrmsg0
include sig ... end
exception Error_result of errtype !'x0 t = ('x, err) Stdlib.resultval bind : 'x t -> ('x -> 'y t) -> 'y tval protect' : handler:(exn -> string) -> ('x -> 'y) -> 'x -> 'y tval protect : ('x -> 'y) -> 'x -> 'y t