Function containsWith

repos/effect/packages/effect/src/Array.ts:2538–2549

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

 */
export const containsWith = <A>(isEquivalent: (self: A, that: A) => boolean): {
  (a: A): (self: Iterable<A>) => boolean
  (self: Iterable<A>, a: A): boolean
} =>
  dual(2, (self: Iterable<A>, a: A): boolean => {
    for (const i of self) {
      if (isEquivalent(a, i)) {
        return true
      }
    }
    return false
  })

/**
 * Checks whether an array contains a value, using `Equal.equivalence()` for
 * comparison.