Function permute

test/unit/core/store/mergeable-store.test.ts:19–30

(arr: any[])

const [reset, getNow, pause] = getTimeFunctions();

const permute = (arr: any[]): any[] => {
  if (arr.length == 1) {
    return [arr[0]];
  }
  const permutations: any[] = [];
  arr.forEach((item, i) =>
    permute([...arr.slice(0, i), ...arr.slice(i + 1)]).forEach((other) =>
      permutations.push([item, other].flat()),
    ),
  );
  return permutations;
};

beforeEach(() => {
  reset();