Function attachOriginToPatched

packages/zone.js/lib/common/utils.ts:542–544

(patched: Function, original: any)

}

export function attachOriginToPatched(patched: Function, original: any) {
  (patched as any)[zoneSymbol('OriginalDelegate')] = original;
}

export function isFunction(value: unknown): value is Function {
  return typeof value === 'function';