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/vendor/s9e/text-formatter/src/Plugins/Litedown/Parser/Passes/ -> AbstractScript.js (source)

   1  /**
   2  * @param {string}  tagName     Name of the tag used by this pass
   3  * @param {string}  syntaxChar  Relevant character used by this syntax
   4  * @param {!RegExp} shortRegexp Regexp used for the short form syntax
   5  * @param {!RegExp} longRegexp  Regexp used for the long form syntax
   6  */
   7  function parseAbstractScript(tagName, syntaxChar, shortRegexp, longRegexp)
   8  {
   9      var pos = text.indexOf(syntaxChar);
  10      if (pos === -1)
  11      {
  12          return;
  13      }
  14  
  15      parseShortForm(pos);
  16      parseLongForm(pos);
  17  
  18      /**
  19      * Parse the long form x^(x)
  20      *
  21      * This syntax is supported by RDiscount
  22      *
  23      * @param {number} pos Position of the first relevant character
  24      */
  25  	function parseLongForm(pos)
  26      {
  27          pos = text.indexOf(syntaxChar + '(', pos);
  28          if (pos === -1)
  29          {
  30              return;
  31          }
  32  
  33          var m, regexp = longRegexp;
  34          regexp.lastIndex = pos;
  35          while (m = regexp.exec(text))
  36          {
  37              var match    = m[0],
  38                  matchPos = +m['index'],
  39                  matchLen = match.length;
  40  
  41              addTagPair(tagName, matchPos, 2, matchPos + matchLen - 1, 1);
  42              overwrite(matchPos, matchLen);
  43          }
  44          if (match)
  45          {
  46              parseLongForm(pos);
  47          }
  48      }
  49  
  50      /**
  51      * Parse the short form x^x and x^x^
  52      *
  53      * This syntax is supported by most implementations that support superscript
  54      *
  55      * @param {number} pos Position of the first relevant character
  56      */
  57  	function parseShortForm(pos)
  58      {
  59          var m, regexp = shortRegexp;
  60          regexp.lastIndex = pos;
  61          while (m = regexp.exec(text))
  62          {
  63              var match    = m[0],
  64                  matchPos = +m['index'],
  65                  matchLen = match.length,
  66                  startPos = matchPos,
  67                  endLen   = (match.substr(-1) === syntaxChar) ? 1 : 0,
  68                  endPos   = matchPos + matchLen - endLen;
  69  
  70              addTagPair(tagName, startPos, 1, endPos, endLen);
  71          }
  72      }
  73  }


Generated: Sat Oct 26 11:28:42 2019 Cross-referenced by PHPXref 0.7.1