Method normalize_

javascript/selenium-webdriver/lib/webdriver.js:1038–1045

* @param {!Function} webElementPromise The webElement in unresolved state * @return {!Promise<!WebElement>} First single WebElement from array of resolved promises

(webElementPromise)

   * @return {!Promise<!WebElement>} First single WebElement from array of resolved promises
   */
  async normalize_(webElementPromise) {
    let result = await webElementPromise
    if (result.length === 0) {
      throw new NoSuchElementError('Cannot locate an element with provided parameters')
    } else {
      return result[0]
    }
  }

  /**
   * @param {!Function} locatorFn The locator function to use.