text: <?php
  /* ===========================================================================
   * Copyright 2018 Zindex Software
   *
   * 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 Opis\JsonSchema\Formats;
  
  use Opis\JsonSchema\IFormat;
  
  class Hostname implements IFormat
  {
      /**
       * @inheritDoc
       */
      public function validate($data): bool
      {
          return \Opis\JsonSchema\URI::isValidHostname($data);
      }
  }