All files / set/src filter.ts

100% Statements 5/5
100% Branches 0/0
100% Functions 3/3
100% Lines 5/5

Press n or j to go to the next uncovered block, b, p or k for the previous block.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22  2x                             16x 2x 16x 16x    
import { Predicate } from "@benneq/predicate";
import { filter as iterableFilter } from "@benneq/iterable";
 
/**
 *
 * @example
 * Filtering a Set
 * ```
 * const set = new Set([1,2,3]);
 * const filteredSet = filter(isEven)(set);
 * console.log(filteredSet); // Set([2])
 * ```
 *
 * @param set
 * @returns
 */
export const filter =
  <T>(predicate: Predicate<[T]>) =>
  (set: Set<T>): Set<T> => {
    return new Set<T>(iterableFilter(predicate)(set));
  };