Method wrap

packages/zone.js/lib/zone-impl.ts:190–190

* Wraps a callback function in a new function which will properly restore the current zone upon * invocation. * * The wrapped function will properly forward `this` as well as `arguments` to the `callback`. * * Before the function is wrapped the zone can intercept the `callback` by dec

(callback: F, source: string)

   *     [Zone.runGuarded].
   */
  wrap<F extends Function>(callback: F, source: string): F;

  /**
   * Invokes a function in a given zone.