Method pressKey

lib/helper/Puppeteer.js:1541–1565

* _Note:_ Shortcuts like `'Meta'` + `'A'` do not work on macOS ([puppeteer/puppeteer#1313](https://github.com/puppeteer/puppeteer/issues/1313)). * * {{> pressKeyWithKeyNormalization }}

(key)

   * {{> pressKeyWithKeyNormalization }}
   */
  async pressKey(key) {
    await checkFocusBeforePressKey(this, key)
    const modifiers = []
    if (Array.isArray(key)) {
      for (let k of key) {
        k = getNormalizedKey.call(this, k)
        if (isModifierKey(k)) {
          modifiers.push(k)
        } else {
          key = k
          break
        }
      }
    } else {
      key = getNormalizedKey.call(this, key)
    }
    for (const modifier of modifiers) {
      await this.page.keyboard.down(modifier)
    }
    await this.page.keyboard.press(key)
    for (const modifier of modifiers) {
      await this.page.keyboard.up(modifier)
    }
    return this._waitForAction()
  }

  /**
   * {{> type }}