Method findElement

javascript/selenium-webdriver/lib/webdriver.js:1007–1032

@override

(locator)

  /** @override */
  findElement(locator) {
    let id
    let cmd = null

    if (locator instanceof RelativeBy) {
      cmd = new command.Command(command.Name.FIND_ELEMENTS_RELATIVE).setParameter('args', locator.marshall())
    } else {
      locator = by.checkedLocator(locator)
    }

    if (typeof locator === 'function') {
      id = this.findElementInternal_(locator, this)
      return new WebElementPromise(this, id)
    } else if (cmd === null) {
      cmd = new command.Command(command.Name.FIND_ELEMENT)
        .setParameter('using', locator.using)
        .setParameter('value', locator.value)
    }

    id = this.execute(cmd)
    if (locator instanceof RelativeBy) {
      return this.normalize_(id)
    } else {
      return new WebElementPromise(this, id)
    }
  }

  /**
   * @param {!Function} webElementPromise The webElement in unresolved state