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   1  <?php
   2  /**
   3   * Diff API: WP_Text_Diff_Renderer_inline class
   4   *
   5   * @package WordPress
   6   * @subpackage Diff
   7   * @since 4.7.0
   8   */
   9  
  10  /**
  11   * Better word splitting than the PEAR package provides.
  12   *
  13   * @since 2.6.0
  14   * @uses Text_Diff_Renderer_inline Extends
  15   */
  16  class WP_Text_Diff_Renderer_inline extends Text_Diff_Renderer_inline {
  17  
  18      /**
  19       * @ignore
  20       * @since 2.6.0
  21       *
  22       * @param string $string
  23       * @param string $newlineEscape
  24       * @return string
  25       */
  26  	public function _splitOnWords( $string, $newlineEscape = "\n" ) {
  27          $string = str_replace( "\0", '', $string );
  28          $words  = preg_split( '/([^\w])/u', $string, -1, PREG_SPLIT_DELIM_CAPTURE );
  29          $words  = str_replace( "\n", $newlineEscape, $words );
  30          return $words;
  31      }
  32  
  33  }