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   1  /**
   2  * Parse given inline markup in text
   3  *
   4  * The markup must start and end with exactly 2 characters
   5  *
   6  * @param {string}  str     First markup string
   7  * @param {!RegExp} regexp  Regexp used to match the markup's span
   8  * @param {string}  tagName Name of the tag produced by this markup
   9  */
  10  function parseInlineMarkup(str, regexp, tagName)
  11  {
  12      if (text.indexOf(str) === -1)
  13      {
  14          return;
  15      }
  16  
  17      var m;
  18      while (m = regexp.exec(text))
  19      {
  20          var match    = m[0],
  21              matchPos = m.index,
  22              matchLen = match.length,
  23              endPos   = matchPos + matchLen - 2;
  24  
  25          addTagPair(tagName, matchPos, 2, endPos, 2);
  26          overwrite(matchPos, 2);
  27          overwrite(endPos, 2);
  28      }
  29  }