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   1  var regexps  = config.regexps,
   2      tagName  = config.tagName,
   3      attrName = config.attrName;
   4  
   5  var onlyFirst = typeof config.onlyFirst !== 'undefined',
   6      keywords  = {};
   7  
   8  regexps.forEach(function(regexp)
   9  {
  10      var m;
  11  
  12      regexp.lastIndex = 0;
  13      while (m = regexp.exec(text))
  14      {
  15          var value = m[0],
  16              pos   = m.index;
  17  
  18          if (onlyFirst)
  19          {
  20              if (value in keywords)
  21              {
  22                  continue;
  23              }
  24  
  25              keywords[value] = 1;
  26          }
  27  
  28          addSelfClosingTag(tagName, pos, value.length).setAttribute(attrName, value);
  29      }
  30  });