Module type Hashable.Key
val compare : t -> t -> intval sexp_of_t : t -> Base.Sexp.tval hash : t -> intValues returned by
hashmust be non-negative. An exception will be raised in the case thathashreturns a negative value.
Hashable.Keyval compare : t -> t -> intval sexp_of_t : t -> Base.Sexp.tval hash : t -> intValues returned by hash must be non-negative. An exception will be raised in the case that hash returns a negative value.