Method executeScript

lib/helper/Playwright.js:2672–2681

* Executes a script on the page: * * ```js * I.executeScript(() => window.alert('Hello world')); * ``` * * Additional parameters of the function can be passed as an object argument: * * ```js * I.executeScript(({x, y}) => x + y, {x, y}); * ``` * You can pass only one

(fn, arg)

   * @returns {Promise<any>}
   */
  async executeScript(fn, arg) {
    if (arg && typeof arg.getNativeElement === 'function') arg = arg.getNativeElement()
    if (arg && typeof arg.evaluate === 'function' && typeof arg.locator === 'function') {
      return arg.evaluate(fn)
    }
    if (this.context && typeof this.context.url !== 'function' && typeof this.context.innerText !== 'function') {
      return this.context.locator(':root').evaluate(fn, arg)
    }
    return this.page.evaluate.apply(this.page, [fn, arg])
  }

  /**
   * Grab Locator if called within Context