Function containsWith

packages/effect/src/Option.ts:1854–1857

(isEquivalent: (self: A, that: A) => boolean)

 * @since 2.0.0
 */
export const containsWith = <A>(isEquivalent: (self: A, that: A) => boolean): {
  (a: A): (self: Option<A>) => boolean
  (self: Option<A>, a: A): boolean
} => dual(2, (self: Option<A>, a: A): boolean => isNone(self) ? false : isEquivalent(self.value, a))

const _equivalence = Equal.equivalence()