lacemi/vendor/facebook/webdriver/lib/Interactions/Internal/WebDriverSingleKeyAction.php

<?php
// Copyright 2004-present Facebook. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

namespace Facebook\WebDriver\Interactions\Internal;

use Facebook\WebDriver\Internal\WebDriverLocatable;
use Facebook\WebDriver\WebDriverAction;
use Facebook\WebDriver\WebDriverKeyboard;
use Facebook\WebDriver\WebDriverMouse;

abstract class WebDriverSingleKeyAction extends WebDriverKeysRelatedAction implements WebDriverAction
{
    /** @var string */
    protected $key = '';

    public function __construct(
        WebDriverKeyboard $keyboard,
        WebDriverMouse $mouse,
        WebDriverLocatable $location_provider = null,
        $key = ''
    ) {
        parent::__construct($keyboard, $mouse, $location_provider);
        $this->key = $key;
    }
}