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   1  <?php
   2  
   3  /*
   4   * This file is part of Mustache.php.
   5   *
   6   * (c) 2010-2015 Justin Hileman
   7   *
   8   * For the full copyright and license information, please view the LICENSE
   9   * file that was distributed with this source code.
  10   */
  11  
  12  /**
  13   * Unknown helper exception.
  14   */
  15  class Mustache_Exception_UnknownHelperException extends InvalidArgumentException implements Mustache_Exception
  16  {
  17      protected $helperName;
  18  
  19      /**
  20       * @param string $helperName
  21       */
  22      public function __construct($helperName)
  23      {
  24          $this->helperName = $helperName;
  25          parent::__construct(sprintf('Unknown helper: %s', $helperName));
  26      }
  27  
  28      public function getHelperName()
  29      {
  30          return $this->helperName;
  31      }
  32  }