Function equaling

equaling<T, K>(f: (x: T) => K, eq?: Equals<K>): Equals<T>
Creates a equality comparison from a projection.
Type Parameters
- T
  type of the item
- K
  type of the key
Parameters
- f: (x: T) => K
  the projection
- eq: Equals<K> = equals
  the equality comparison
Returns Equals<T>
- Defined in src/equaling.ts:11