Wrap ampersands with <span class="amp"></span> for styling

fancysands.js

/**
 * Fancysands v0.0.1
 * Wrap ampersands with <span class="amp"></span> for styling
 * @author Kyle Foster (@hkfoster)
 * @license MIT (http://www.opensource.org/licenses/mit-license.php/)
 */

( function( window ) {

  'use strict';

  // Define fancysands function
  var fancysands = function( node ) {

    for ( var i = 0; i < node.length; i++ ) {
      var trueNode = bypassLinks( node[ i ] ),
          nodeText = trueNode.textContent,
          ampWrap  = nodeText.replace( /&/gi, '<span class="amp">&amp;</span>' );

      trueNode.innerHTML = ampWrap;
    }

    // Prevent stripped hrefs
    function bypassLinks( node ) {
      if ( node.firstChild.nodeType === 3 ) {
        return node;
      } else {
        return node.firstChild;
      }
    }

  };

  // Transport
  if ( typeof define === 'function' && define.amd ) {
    define( fancysands );
  } else if ( typeof exports === 'object' ) {
    module.exports = fancysands;
  } else {
    window.fancysands = fancysands;
  }

})( window );