// Please do not edit this file. It has been generated automatically
// from `src/module/markdown.wren` using `util/wren_to_c_string.py`

static const char* markdownModuleSource =
"// retoor <retoor@molodetz.nl>\n"
"\n"
"import \"html\" for Html\n"
"\n"
"class Markdown {\n"
"  static toHtml(text) { toHtml(text, {}) }\n"
"\n"
"  static toHtml(text, options) {\n"
"    var safeMode = options.containsKey(\"safeMode\") ? options[\"safeMode\"] : false\n"
"    var lines = text.split(\"\\n\")\n"
"    var result = []\n"
"    var inCodeBlock = false\n"
"    var codeBlockContent = []\n"
"    var codeBlockLang = null\n"
"    var inList = false\n"
"    var listType = null\n"
"    var listClass = null\n"
"    var inBlockquote = false\n"
"    var inTable = false\n"
"    var tableRows = []\n"
"\n"
"    for (i in 0...lines.count) {\n"
"      var line = lines[i]\n"
"\n"
"      if (line.startsWith(\"```\")) {\n"
"        if (inCodeBlock) {\n"
"          var langAttr = codeBlockLang != null ? \" class=\\\"language-%(codeBlockLang)\\\"\" : \"\"\n"
"          result.add(\"<pre><code%(langAttr)>\" + (safeMode ? Html.quote(codeBlockContent.join(\"\\n\")) : codeBlockContent.join(\"\\n\")) + \"</code></pre>\")\n"
"          codeBlockContent = []\n"
"          codeBlockLang = null\n"
"          inCodeBlock = false\n"
"        } else {\n"
"          closeTable_(result, inTable, tableRows, safeMode)\n"
"          inTable = false\n"
"          tableRows = []\n"
"          closeList_(result, inList, listType, listClass)\n"
"          inList = false\n"
"          listClass = null\n"
"          inCodeBlock = true\n"
"          var lang = line[3..-1].trim()\n"
"          if (lang.count > 0) codeBlockLang = lang\n"
"        }\n"
"        continue\n"
"      }\n"
"\n"
"      if (inCodeBlock) {\n"
"        codeBlockContent.add(line)\n"
"        continue\n"
"      }\n"
"\n"
"      if (isTableRow_(line)) {\n"
"        if (!inTable) {\n"
"          closeList_(result, inList, listType, listClass)\n"
"          inList = false\n"
"          listClass = null\n"
"          if (inBlockquote) {\n"
"            result.add(\"</blockquote>\")\n"
"            inBlockquote = false\n"
"          }\n"
"          inTable = true\n"
"          tableRows = []\n"
"        }\n"
"        tableRows.add(line)\n"
"        continue\n"
"      }\n"
"\n"
"      if (inTable) {\n"
"        result.add(buildTable_(tableRows, safeMode))\n"
"        inTable = false\n"
"        tableRows = []\n"
"      }\n"
"\n"
"      if (line.count == 0) {\n"
"        closeList_(result, inList, listType, listClass)\n"
"        inList = false\n"
"        listClass = null\n"
"        if (inBlockquote) {\n"
"          result.add(\"</blockquote>\")\n"
"          inBlockquote = false\n"
"        }\n"
"        continue\n"
"      }\n"
"\n"
"      if (line.startsWith(\"> \")) {\n"
"        closeList_(result, inList, listType, listClass)\n"
"        inList = false\n"
"        listClass = null\n"
"        if (!inBlockquote) {\n"
"          result.add(\"<blockquote>\")\n"
"          inBlockquote = true\n"
"        }\n"
"        result.add(\"<p>\" + processInline_(line[2..-1], safeMode) + \"</p>\")\n"
"        continue\n"
"      }\n"
"\n"
"      if (line.startsWith(\"---\") || line.startsWith(\"***\") || line.startsWith(\"___\")) {\n"
"        var isHr = true\n"
"        for (c in line) {\n"
"          if (c != \"-\" && c != \"*\" && c != \"_\" && c != \" \") {\n"
"            isHr = false\n"
"            break\n"
"          }\n"
"        }\n"
"        if (isHr && line.count >= 3) {\n"
"          closeList_(result, inList, listType, listClass)\n"
"          inList = false\n"
"          listClass = null\n"
"          result.add(\"<hr>\")\n"
"          continue\n"
"        }\n"
"      }\n"
"\n"
"      var heading = parseHeading_(line)\n"
"      if (heading) {\n"
"        closeList_(result, inList, listType, listClass)\n"
"        inList = false\n"
"        listClass = null\n"
"        result.add(\"<h%(heading[\"level\"])>\" + processInline_(heading[\"text\"], safeMode) + \"</h%(heading[\"level\"])>\")\n"
"        continue\n"
"      }\n"
"\n"
"      var listItem = parseListItem_(line, safeMode)\n"
"      if (listItem) {\n"
"        var newType = listItem[\"type\"]\n"
"        var newClass = listItem[\"class\"]\n"
"        if (!inList || listType != newType || listClass != newClass) {\n"
"          closeList_(result, inList, listType, listClass)\n"
"          var classAttr = newClass != null ? \" class=\\\"%(newClass)\\\"\" : \"\"\n"
"          result.add(newType == \"ul\" ? \"<ul%(classAttr)>\" : \"<ol%(classAttr)>\")\n"
"          inList = true\n"
"          listType = newType\n"
"          listClass = newClass\n"
"        }\n"
"        result.add(listItem[\"html\"])\n"
"        continue\n"
"      }\n"
"\n"
"      closeList_(result, inList, listType, listClass)\n"
"      inList = false\n"
"      listClass = null\n"
"      result.add(\"<p>\" + processInline_(line, safeMode) + \"</p>\")\n"
"    }\n"
"\n"
"    closeTable_(result, inTable, tableRows, safeMode)\n"
"    closeList_(result, inList, listType, listClass)\n"
"    if (inBlockquote) {\n"
"      result.add(\"</blockquote>\")\n"
"    }\n"
"    if (inCodeBlock) {\n"
"      var langAttr = codeBlockLang != null ? \" class=\\\"language-%(codeBlockLang)\\\"\" : \"\"\n"
"      result.add(\"<pre><code%(langAttr)>\" + (safeMode ? Html.quote(codeBlockContent.join(\"\\n\")) : codeBlockContent.join(\"\\n\")) + \"</code></pre>\")\n"
"    }\n"
"\n"
"    return result.join(\"\\n\")\n"
"  }\n"
"\n"
"  static closeList_(result, inList, listType, listClass) {\n"
"    if (inList) {\n"
"      result.add(listType == \"ul\" ? \"</ul>\" : \"</ol>\")\n"
"    }\n"
"  }\n"
"\n"
"  static closeTable_(result, inTable, tableRows, safeMode) {\n"
"    if (inTable && tableRows.count > 0) {\n"
"      result.add(buildTable_(tableRows, safeMode))\n"
"    }\n"
"  }\n"
"\n"
"  static isTableRow_(line) {\n"
"    var trimmed = line.trim()\n"
"    return trimmed.contains(\"|\") && (trimmed.startsWith(\"|\") || trimmed.endsWith(\"|\"))\n"
"  }\n"
"\n"
"  static isTableSeparator_(line) {\n"
"    var trimmed = line.trim()\n"
"    if (!trimmed.contains(\"|\")) return false\n"
"    if (!trimmed.contains(\"-\")) return false\n"
"    for (c in trimmed) {\n"
"      if (c != \"|\" && c != \"-\" && c != \":\" && c != \" \") return false\n"
"    }\n"
"    return true\n"
"  }\n"
"\n"
"  static splitTableCells_(line) {\n"
"    var trimmed = line.trim()\n"
"    if (trimmed.startsWith(\"|\")) trimmed = trimmed[1..-1]\n"
"    if (trimmed.endsWith(\"|\")) trimmed = trimmed[0..-2]\n"
"    return trimmed.split(\"|\")\n"
"  }\n"
"\n"
"  static parseTableAlignments_(line) {\n"
"    var cells = splitTableCells_(line)\n"
"    var alignments = []\n"
"    for (cell in cells) {\n"
"      var t = cell.trim()\n"
"      var left = t.count > 0 && t[0] == \":\"\n"
"      var right = t.count > 0 && t[-1] == \":\"\n"
"      if (left && right) {\n"
"        alignments.add(\"center\")\n"
"      } else if (right) {\n"
"        alignments.add(\"right\")\n"
"      } else {\n"
"        alignments.add(\"left\")\n"
"      }\n"
"    }\n"
"    return alignments\n"
"  }\n"
"\n"
"  static buildTable_(rows, safeMode) {\n"
"    if (rows.count < 2) return \"\"\n"
"\n"
"    var separatorIdx = -1\n"
"    for (i in 1...rows.count) {\n"
"      if (isTableSeparator_(rows[i])) {\n"
"        separatorIdx = i\n"
"        break\n"
"      }\n"
"    }\n"
"\n"
"    if (separatorIdx < 0) return \"\"\n"
"\n"
"    var alignments = parseTableAlignments_(rows[separatorIdx])\n"
"    var html = [\"<table>\", \"<thead>\", \"<tr>\"]\n"
"\n"
"    for (r in 0...separatorIdx) {\n"
"      var headerCells = splitTableCells_(rows[r])\n"
"      for (i in 0...headerCells.count) {\n"
"        var align = i < alignments.count ? alignments[i] : \"left\"\n"
"        var style = align != \"left\" ? \" style=\\\"text-align:%(align)\\\"\" : \"\"\n"
"        html.add(\"<th%(style)>\" + processInline_(headerCells[i].trim(), safeMode) + \"</th>\")\n"
"      }\n"
"    }\n"
"\n"
"    html.add(\"</tr>\")\n"
"    html.add(\"</thead>\")\n"
"    html.add(\"<tbody>\")\n"
"\n"
"    for (r in (separatorIdx + 1)...rows.count) {\n"
"      var cells = splitTableCells_(rows[r])\n"
"      html.add(\"<tr>\")\n"
"      for (i in 0...cells.count) {\n"
"        var align = i < alignments.count ? alignments[i] : \"left\"\n"
"        var style = align != \"left\" ? \" style=\\\"text-align:%(align)\\\"\" : \"\"\n"
"        html.add(\"<td%(style)>\" + processInline_(cells[i].trim(), safeMode) + \"</td>\")\n"
"      }\n"
"      html.add(\"</tr>\")\n"
"    }\n"
"\n"
"    html.add(\"</tbody>\")\n"
"    html.add(\"</table>\")\n"
"    return html.join(\"\\n\")\n"
"  }\n"
"\n"
"  static parseHeading_(line) {\n"
"    var level = 0\n"
"    for (c in line) {\n"
"      if (c == \"#\") {\n"
"        level = level + 1\n"
"      } else {\n"
"        break\n"
"      }\n"
"    }\n"
"    if (level > 0 && level <= 6 && line.count > level && line[level] == \" \") {\n"
"      return {\"level\": level, \"text\": line[level + 1..-1]}\n"
"    }\n"
"    return null\n"
"  }\n"
"\n"
"  static parseListItem_(line) {\n"
"    return parseListItem_(line, false)\n"
"  }\n"
"\n"
"  static parseListItem_(line, safeMode) {\n"
"    var trimmed = line\n"
"    var indent = 0\n"
"    while (trimmed.count > 0 && trimmed[0] == \" \") {\n"
"      trimmed = trimmed[1..-1]\n"
"      indent = indent + 1\n"
"    }\n"
"\n"
"    if (trimmed.count >= 2 && (trimmed[0] == \"-\" || trimmed[0] == \"*\" || trimmed[0] == \"+\") && trimmed[1] == \" \") {\n"
"      var text = trimmed[2..-1]\n"
"      var taskInfo = parseTaskCheckbox_(text)\n"
"      if (taskInfo) {\n"
"        var checkbox = taskInfo[\"checked\"] ?\n"
"          \"<input type=\\\"checkbox\\\" disabled checked>\" :\n"
"          \"<input type=\\\"checkbox\\\" disabled>\"\n"
"        return {\n"
"          \"type\": \"ul\",\n"
"          \"text\": taskInfo[\"text\"],\n"
"          \"class\": \"task-list\",\n"
"          \"html\": \"<li>\" + checkbox + \" \" + processInline_(taskInfo[\"text\"], safeMode) + \"</li>\"\n"
"        }\n"
"      }\n"
"      return {\n"
"        \"type\": \"ul\",\n"
"        \"text\": text,\n"
"        \"class\": null,\n"
"        \"html\": \"<li>\" + processInline_(text, safeMode) + \"</li>\"\n"
"      }\n"
"    }\n"
"\n"
"    var i = 0\n"
"    while (i < trimmed.count) {\n"
"      var c = trimmed[i].codePoints.toList[0]\n"
"      if (c < 48 || c > 57) break\n"
"      i = i + 1\n"
"    }\n"
"    if (i > 0 && i < trimmed.count - 1 && trimmed[i] == \".\" && trimmed[i + 1] == \" \") {\n"
"      var text = trimmed[i + 2..-1]\n"
"      return {\n"
"        \"type\": \"ol\",\n"
"        \"text\": text,\n"
"        \"class\": null,\n"
"        \"html\": \"<li>\" + processInline_(text, safeMode) + \"</li>\"\n"
"      }\n"
"    }\n"
"\n"
"    return null\n"
"  }\n"
"\n"
"  static parseTaskCheckbox_(text) {\n"
"    if (text.count >= 3) {\n"
"      if (text.startsWith(\"[ ] \")) {\n"
"        return {\"checked\": false, \"text\": text[4..-1]}\n"
"      }\n"
"      if (text.startsWith(\"[x] \") || text.startsWith(\"[X] \")) {\n"
"        return {\"checked\": true, \"text\": text[4..-1]}\n"
"      }\n"
"    }\n"
"    return null\n"
"  }\n"
"\n"
"  static processInline_(text, safeMode) {\n"
"    if (safeMode) text = Html.quote(text)\n"
"    text = processCode_(text)\n"
"    text = processBold_(text)\n"
"    text = processItalic_(text)\n"
"    text = processStrikethrough_(text)\n"
"    text = processImages_(text)\n"
"    text = processLinks_(text)\n"
"    text = processAutolinks_(text)\n"
"    return text\n"
"  }\n"
"\n"
"  static processAutolinks_(text) {\n"
"    var result = text\n"
"    result = processUrlAutolinks_(result, \"https://\")\n"
"    result = processUrlAutolinks_(result, \"http://\")\n"
"    result = processEmailAutolinks_(result)\n"
"    return result\n"
"  }\n"
"\n"
"  static processUrlAutolinks_(text, protocol) {\n"
"    var result = text\n"
"    var searchPos = 0\n"
"    while (true) {\n"
"      if (result.count < protocol.count) break\n"
"      if (searchPos > result.count - protocol.count) break\n"
"\n"
"      var idx = findProtocol_(result, protocol, searchPos)\n"
"      if (idx < 0) break\n"
"\n"
"      if (idx > 0 && result[idx - 1] == \"\\\"\") {\n"
"        searchPos = idx + 1\n"
"        continue\n"
"      }\n"
"      if (idx >= 6) {\n"
"        var prefix = result[idx - 6...idx]\n"
"        if (prefix == \"href=\\\"\" || prefix == \"href='\") {\n"
"          searchPos = idx + 1\n"
"          continue\n"
"        }\n"
"      }\n"
"\n"
"      var urlEnd = idx + protocol.count\n"
"      while (urlEnd < result.count) {\n"
"        var c = result[urlEnd]\n"
"        if (c == \" \" || c == \"\\t\" || c == \"\\n\" || c == \"<\" || c == \">\" || c == \"\\\"\" || c == \")\") break\n"
"        urlEnd = urlEnd + 1\n"
"      }\n"
"\n"
"      var url = result[idx...urlEnd]\n"
"      var before = result[0...idx]\n"
"      var after = result[urlEnd..-1]\n"
"      var replacement = \"<a href=\\\"%(url)\\\">%(url)</a>\"\n"
"      result = before + replacement + after\n"
"      searchPos = idx + replacement.count\n"
"    }\n"
"    return result\n"
"  }\n"
"\n"
"  static findProtocol_(text, protocol, start) {\n"
"    var maxPos = text.count - protocol.count\n"
"    var i = start\n"
"    while (i <= maxPos) {\n"
"      var match = true\n"
"      var j = 0\n"
"      while (j < protocol.count) {\n"
"        if (text[i + j] != protocol[j]) {\n"
"          match = false\n"
"          break\n"
"        }\n"
"        j = j + 1\n"
"      }\n"
"      if (match) return i\n"
"      i = i + 1\n"
"    }\n"
"    return -1\n"
"  }\n"
"\n"
"  static processEmailAutolinks_(text) {\n"
"    var result = text\n"
"    var searchPos = 0\n"
"    while (true) {\n"
"      var atIdx = -1\n"
"      for (i in searchPos...result.count) {\n"
"        if (result[i] == \"@\") {\n"
"          atIdx = i\n"
"          break\n"
"        }\n"
"      }\n"
"      if (atIdx < 0) break\n"
"\n"
"      if (atIdx > 0 && result[atIdx - 1] == \"\\\"\") {\n"
"        searchPos = atIdx + 1\n"
"        continue\n"
"      }\n"
"\n"
"      var localStart = atIdx\n"
"      while (localStart > 0) {\n"
"        var c = result[localStart - 1]\n"
"        if (!isEmailChar_(c)) break\n"
"        localStart = localStart - 1\n"
"      }\n"
"\n"
"      var domainEnd = atIdx + 1\n"
"      var hasDot = false\n"
"      while (domainEnd < result.count) {\n"
"        var c = result[domainEnd]\n"
"        if (c == \".\") hasDot = true\n"
"        if (!isEmailChar_(c) && c != \".\") break\n"
"        domainEnd = domainEnd + 1\n"
"      }\n"
"\n"
"      if (localStart < atIdx && atIdx + 1 < domainEnd && hasDot) {\n"
"        var email = result[localStart...domainEnd]\n"
"        var before = result[0...localStart]\n"
"        var after = result[domainEnd..-1]\n"
"        var replacement = \"<a href=\\\"mailto:%(email)\\\">%(email)</a>\"\n"
"        result = before + replacement + after\n"
"        searchPos = localStart + replacement.count\n"
"      } else {\n"
"        searchPos = atIdx + 1\n"
"      }\n"
"    }\n"
"    return result\n"
"  }\n"
"\n"
"  static isEmailChar_(c) {\n"
"    var cp = c.codePoints.toList[0]\n"
"    if (cp >= 97 && cp <= 122) return true\n"
"    if (cp >= 65 && cp <= 90) return true\n"
"    if (cp >= 48 && cp <= 57) return true\n"
"    if (c == \".\" || c == \"-\" || c == \"_\" || c == \"+\") return true\n"
"    return false\n"
"  }\n"
"\n"
"  static processCode_(text) {\n"
"    var parts = []\n"
"    var i = 0\n"
"    var chars = text.toList\n"
"    while (i < chars.count) {\n"
"      if (chars[i] == \"`\") {\n"
"        var end = i + 1\n"
"        while (end < chars.count && chars[end] != \"`\") {\n"
"          end = end + 1\n"
"        }\n"
"        if (end < chars.count) {\n"
"          var codeChars = []\n"
"          for (j in (i + 1)...end) {\n"
"            codeChars.add(chars[j])\n"
"          }\n"
"          parts.add(\"<code>\")\n"
"          parts.add(codeChars.join(\"\"))\n"
"          parts.add(\"</code>\")\n"
"          i = end + 1\n"
"        } else {\n"
"          parts.add(chars[i])\n"
"          i = i + 1\n"
"        }\n"
"      } else {\n"
"        parts.add(chars[i])\n"
"        i = i + 1\n"
"      }\n"
"    }\n"
"    return parts.join(\"\")\n"
"  }\n"
"\n"
"  static processBold_(text) {\n"
"    var result = processMarker_(text, \"**\", \"<strong>\", \"</strong>\")\n"
"    result = processMarker_(result, \"__\", \"<strong>\", \"</strong>\")\n"
"    return result\n"
"  }\n"
"\n"
"  static processMarker_(text, marker, openTag, closeTag) {\n"
"    var parts = []\n"
"    var pos = 0\n"
"    var markerLen = marker.count\n"
"    while (pos < text.count) {\n"
"      var start = text.indexOf(marker, pos)\n"
"      if (start < 0) {\n"
"        parts.add(text[pos..-1])\n"
"        break\n"
"      }\n"
"      var rest = text[start + markerLen..-1]\n"
"      var end = rest.indexOf(marker)\n"
"      if (end < 0) {\n"
"        parts.add(text[pos..-1])\n"
"        break\n"
"      }\n"
"      parts.add(text[pos...start])\n"
"      parts.add(openTag)\n"
"      parts.add(rest[0...end])\n"
"      parts.add(closeTag)\n"
"      pos = start + markerLen + end + markerLen\n"
"    }\n"
"    return parts.join(\"\")\n"
"  }\n"
"\n"
"  static processItalic_(text) {\n"
"    var parts = []\n"
"    var pos = 0\n"
"    while (pos < text.count) {\n"
"      var start = text.indexOf(\"*\", pos)\n"
"      if (start < 0) {\n"
"        parts.add(text[pos..-1])\n"
"        break\n"
"      }\n"
"      if (start > 0 && text[start - 1] == \"<\") {\n"
"        parts.add(text[pos..-1])\n"
"        break\n"
"      }\n"
"      var rest = text[start + 1..-1]\n"
"      var end = rest.indexOf(\"*\")\n"
"      if (end < 0 || end == 0) {\n"
"        parts.add(text[pos..-1])\n"
"        break\n"
"      }\n"
"      parts.add(text[pos...start])\n"
"      parts.add(\"<em>\")\n"
"      parts.add(rest[0...end])\n"
"      parts.add(\"</em>\")\n"
"      pos = start + 1 + end + 1\n"
"    }\n"
"    return parts.join(\"\")\n"
"  }\n"
"\n"
"  static processStrikethrough_(text) {\n"
"    return processMarker_(text, \"~~\", \"<del>\", \"</del>\")\n"
"  }\n"
"\n"
"  static processLinks_(text) {\n"
"    var parts = []\n"
"    var pos = 0\n"
"    while (pos < text.count) {\n"
"      var linkEnd = text.indexOf(\"](\", pos)\n"
"      if (linkEnd < 0) {\n"
"        parts.add(text[pos..-1])\n"
"        break\n"
"      }\n"
"      var textStart = linkEnd\n"
"      while (textStart > pos && text[textStart - 1] != \"[\") {\n"
"        textStart = textStart - 1\n"
"      }\n"
"      if (textStart > pos && text[textStart - 1] == \"[\") {\n"
"        var urlStart = linkEnd + 2\n"
"        var urlEnd = urlStart\n"
"        while (urlEnd < text.count && text[urlEnd] != \")\") {\n"
"          urlEnd = urlEnd + 1\n"
"        }\n"
"        if (urlEnd < text.count) {\n"
"          parts.add(text[pos...textStart - 1])\n"
"          var linkText = text[textStart...linkEnd]\n"
"          var url = text[urlStart...urlEnd]\n"
"          parts.add(\"<a href=\\\"\")\n"
"          parts.add(url)\n"
"          parts.add(\"\\\">\")\n"
"          parts.add(linkText)\n"
"          parts.add(\"</a>\")\n"
"          pos = urlEnd + 1\n"
"        } else {\n"
"          parts.add(text[pos..-1])\n"
"          break\n"
"        }\n"
"      } else {\n"
"        parts.add(text[pos..-1])\n"
"        break\n"
"      }\n"
"    }\n"
"    return parts.join(\"\")\n"
"  }\n"
"\n"
"  static processImages_(text) {\n"
"    var parts = []\n"
"    var pos = 0\n"
"    while (pos < text.count) {\n"
"      var start = text.indexOf(\"![\", pos)\n"
"      if (start < 0) {\n"
"        parts.add(text[pos..-1])\n"
"        break\n"
"      }\n"
"      var altEnd = start + 2\n"
"      while (altEnd < text.count && text[altEnd] != \"]\") {\n"
"        altEnd = altEnd + 1\n"
"      }\n"
"      if (altEnd < text.count && altEnd + 1 < text.count && text[altEnd + 1] == \"(\") {\n"
"        var urlStart = altEnd + 2\n"
"        var urlEnd = urlStart\n"
"        while (urlEnd < text.count && text[urlEnd] != \")\") {\n"
"          urlEnd = urlEnd + 1\n"
"        }\n"
"        if (urlEnd < text.count) {\n"
"          parts.add(text[pos...start])\n"
"          var alt = text[start + 2...altEnd]\n"
"          var url = text[urlStart...urlEnd]\n"
"          parts.add(\"<img src=\\\"\")\n"
"          parts.add(url)\n"
"          parts.add(\"\\\" alt=\\\"\")\n"
"          parts.add(alt)\n"
"          parts.add(\"\\\">\")\n"
"          pos = urlEnd + 1\n"
"        } else {\n"
"          parts.add(text[pos..-1])\n"
"          break\n"
"        }\n"
"      } else {\n"
"        parts.add(text[pos..-1])\n"
"        break\n"
"      }\n"
"    }\n"
"    return parts.join(\"\")\n"
"  }\n"
"\n"
"  static fromHtml(html) { fromHtml(html, {}) }\n"
"\n"
"  static fromHtml(html, options) {\n"
"    var stripUnknown = options.containsKey(\"stripUnknown\") ? options[\"stripUnknown\"] : true\n"
"    var text = html\n"
"\n"
"    text = removeHiddenTags_(text)\n"
"    text = processBlockElements_(text)\n"
"    text = processInlineFromHtml_(text)\n"
"    text = Html.unquote(text)\n"
"    text = cleanupWhitespace_(text)\n"
"\n"
"    return text.trim()\n"
"  }\n"
"\n"
"  static removeHiddenTags_(html) {\n"
"    var result = html\n"
"    var tags = [\"script\", \"style\", \"head\", \"meta\", \"link\", \"noscript\"]\n"
"    for (tag in tags) {\n"
"      result = removeTagWithContent_(result, tag)\n"
"    }\n"
"    return result\n"
"  }\n"
"\n"
"  static removeTagWithContent_(html, tag) {\n"
"    var result = html\n"
"    var openTag = \"<\" + tag\n"
"    var closeTag = \"</\" + tag + \">\"\n"
"    while (true) {\n"
"      var startLower = result.indexOf(openTag)\n"
"      var startUpper = result.indexOf(\"<\" + tag[0].codePoints.toList[0].toString)\n"
"      var start = -1\n"
"\n"
"      var i = 0\n"
"      while (i < result.count - openTag.count) {\n"
"        if (matchTagName_(result, i, tag)) {\n"
"          start = i\n"
"          break\n"
"        }\n"
"        i = i + 1\n"
"      }\n"
"\n"
"      if (start < 0) break\n"
"\n"
"      var tagEnd = start\n"
"      while (tagEnd < result.count && result[tagEnd] != \">\") {\n"
"        tagEnd = tagEnd + 1\n"
"      }\n"
"      if (tagEnd >= result.count) break\n"
"\n"
"      if (result[tagEnd - 1] == \"/\") {\n"
"        result = result[0...start] + result[tagEnd + 1..-1]\n"
"        continue\n"
"      }\n"
"\n"
"      var closeStart = findCloseTag_(result, tagEnd + 1, tag)\n"
"      if (closeStart < 0) {\n"
"        result = result[0...start] + result[tagEnd + 1..-1]\n"
"      } else {\n"
"        var closeEnd = closeStart\n"
"        while (closeEnd < result.count && result[closeEnd] != \">\") {\n"
"          closeEnd = closeEnd + 1\n"
"        }\n"
"        result = result[0...start] + result[closeEnd + 1..-1]\n"
"      }\n"
"    }\n"
"    return result\n"
"  }\n"
"\n"
"  static matchTagName_(html, pos, tag) {\n"
"    if (pos >= html.count || html[pos] != \"<\") return false\n"
"    var rest = html[pos + 1..-1].trim()\n"
"    var tagLower = tag\n"
"    for (i in 0...tag.count) {\n"
"      if (i >= rest.count) return false\n"
"      var c1 = rest[i].codePoints.toList[0]\n"
"      var c2 = tag[i].codePoints.toList[0]\n"
"      if (c1 >= 65 && c1 <= 90) c1 = c1 + 32\n"
"      if (c2 >= 65 && c2 <= 90) c2 = c2 + 32\n"
"      if (c1 != c2) return false\n"
"    }\n"
"    if (tag.count < rest.count) {\n"
"      var next = rest[tag.count]\n"
"      if (next != \" \" && next != \">\" && next != \"/\" && next != \"\\t\" && next != \"\\n\") return false\n"
"    }\n"
"    return true\n"
"  }\n"
"\n"
"  static findCloseTag_(html, start, tag) {\n"
"    var i = start\n"
"    while (i < html.count - tag.count - 2) {\n"
"      if (html[i] == \"<\" && html[i + 1] == \"/\") {\n"
"        var match = true\n"
"        for (j in 0...tag.count) {\n"
"          var c1 = html[i + 2 + j].codePoints.toList[0]\n"
"          var c2 = tag[j].codePoints.toList[0]\n"
"          if (c1 >= 65 && c1 <= 90) c1 = c1 + 32\n"
"          if (c2 >= 65 && c2 <= 90) c2 = c2 + 32\n"
"          if (c1 != c2) {\n"
"            match = false\n"
"            break\n"
"          }\n"
"        }\n"
"        if (match) return i\n"
"      }\n"
"      i = i + 1\n"
"    }\n"
"    return -1\n"
"  }\n"
"\n"
"  static processBlockElements_(html) {\n"
"    var result = html\n"
"\n"
"    result = processHeadingsFromHtml_(result)\n"
"    result = processCodeBlocksFromHtml_(result)\n"
"    result = processBlockquotesFromHtml_(result)\n"
"    result = processTablesFromHtml_(result)\n"
"    result = processListsFromHtml_(result)\n"
"    result = processHrFromHtml_(result)\n"
"    result = processParagraphsFromHtml_(result)\n"
"    result = processBrFromHtml_(result)\n"
"    result = stripContainerTags_(result)\n"
"\n"
"    return result\n"
"  }\n"
"\n"
"  static processTablesFromHtml_(html) {\n"
"    var result = html\n"
"\n"
"    while (true) {\n"
"      var start = findTagStart_(result, \"table\")\n"
"      if (start < 0) break\n"
"\n"
"      var openEnd = start\n"
"      while (openEnd < result.count && result[openEnd] != \">\") {\n"
"        openEnd = openEnd + 1\n"
"      }\n"
"      if (openEnd >= result.count) break\n"
"\n"
"      var closeStart = findCloseTag_(result, openEnd + 1, \"table\")\n"
"      if (closeStart < 0) break\n"
"\n"
"      var tableContent = result[openEnd + 1...closeStart]\n"
"      var mdTable = convertTableToMarkdown_(tableContent)\n"
"\n"
"      var closeEnd = closeStart\n"
"      while (closeEnd < result.count && result[closeEnd] != \">\") {\n"
"        closeEnd = closeEnd + 1\n"
"      }\n"
"\n"
"      var before = result[0...start]\n"
"      var after = result[closeEnd + 1..-1]\n"
"      result = before + \"\\n\" + mdTable + \"\\n\" + after\n"
"    }\n"
"\n"
"    return result\n"
"  }\n"
"\n"
"  static convertTableToMarkdown_(tableHtml) {\n"
"    var headers = []\n"
"    var rows = []\n"
"    var alignments = []\n"
"\n"
"    var theadStart = findTagStart_(tableHtml, \"thead\")\n"
"    if (theadStart >= 0) {\n"
"      var theadOpenEnd = theadStart\n"
"      while (theadOpenEnd < tableHtml.count && tableHtml[theadOpenEnd] != \">\") {\n"
"        theadOpenEnd = theadOpenEnd + 1\n"
"      }\n"
"      var theadCloseStart = findCloseTag_(tableHtml, theadOpenEnd + 1, \"thead\")\n"
"      if (theadCloseStart >= 0) {\n"
"        var theadContent = tableHtml[theadOpenEnd + 1...theadCloseStart]\n"
"        headers = extractTableCells_(theadContent, \"th\")\n"
"        alignments = extractAlignments_(theadContent, \"th\")\n"
"        if (headers.count == 0) {\n"
"          headers = extractTableCells_(theadContent, \"td\")\n"
"          alignments = extractAlignments_(theadContent, \"td\")\n"
"        }\n"
"      }\n"
"    }\n"
"\n"
"    var tbodyStart = findTagStart_(tableHtml, \"tbody\")\n"
"    if (tbodyStart >= 0) {\n"
"      var tbodyOpenEnd = tbodyStart\n"
"      while (tbodyOpenEnd < tableHtml.count && tableHtml[tbodyOpenEnd] != \">\") {\n"
"        tbodyOpenEnd = tbodyOpenEnd + 1\n"
"      }\n"
"      var tbodyCloseStart = findCloseTag_(tableHtml, tbodyOpenEnd + 1, \"tbody\")\n"
"      if (tbodyCloseStart >= 0) {\n"
"        var tbodyContent = tableHtml[tbodyOpenEnd + 1...tbodyCloseStart]\n"
"        rows = extractTableRows_(tbodyContent)\n"
"      }\n"
"    }\n"
"\n"
"    if (headers.count == 0 && rows.count > 0) {\n"
"      headers = rows[0]\n"
"      rows = rows.count > 1 ? rows[1..-1] : []\n"
"    }\n"
"\n"
"    if (headers.count == 0) return \"\"\n"
"\n"
"    var mdLines = []\n"
"    mdLines.add(\"| \" + headers.join(\" | \") + \" |\")\n"
"\n"
"    var sep = []\n"
"    for (i in 0...headers.count) {\n"
"      var align = i < alignments.count ? alignments[i] : \"left\"\n"
"      if (align == \"center\") {\n"
"        sep.add(\":---:\")\n"
"      } else if (align == \"right\") {\n"
"        sep.add(\"---:\")\n"
"      } else {\n"
"        sep.add(\"---\")\n"
"      }\n"
"    }\n"
"    mdLines.add(\"| \" + sep.join(\" | \") + \" |\")\n"
"\n"
"    for (row in rows) {\n"
"      mdLines.add(\"| \" + row.join(\" | \") + \" |\")\n"
"    }\n"
"\n"
"    return mdLines.join(\"\\n\")\n"
"  }\n"
"\n"
"  static extractTableCells_(html, cellTag) {\n"
"    var cells = []\n"
"    var i = 0\n"
"    while (i < html.count) {\n"
"      var cellStart = findTagStartFrom_(html, i, cellTag)\n"
"      if (cellStart < 0) break\n"
"\n"
"      var openEnd = cellStart\n"
"      while (openEnd < html.count && html[openEnd] != \">\") {\n"
"        openEnd = openEnd + 1\n"
"      }\n"
"      if (openEnd >= html.count) break\n"
"\n"
"      var closeStart = findCloseTag_(html, openEnd + 1, cellTag)\n"
"      if (closeStart >= 0) {\n"
"        var content = html[openEnd + 1...closeStart]\n"
"        cells.add(stripAllTags_(content).trim())\n"
"        var closeEnd = closeStart\n"
"        while (closeEnd < html.count && html[closeEnd] != \">\") {\n"
"          closeEnd = closeEnd + 1\n"
"        }\n"
"        i = closeEnd + 1\n"
"      } else {\n"
"        i = openEnd + 1\n"
"      }\n"
"    }\n"
"    return cells\n"
"  }\n"
"\n"
"  static extractAlignments_(html, cellTag) {\n"
"    var alignments = []\n"
"    var i = 0\n"
"    while (i < html.count) {\n"
"      var cellStart = findTagStartFrom_(html, i, cellTag)\n"
"      if (cellStart < 0) break\n"
"\n"
"      var openEnd = cellStart\n"
"      while (openEnd < html.count && html[openEnd] != \">\") {\n"
"        openEnd = openEnd + 1\n"
"      }\n"
"      if (openEnd >= html.count) break\n"
"\n"
"      var tagContent = html[cellStart...openEnd + 1]\n"
"      var align = \"left\"\n"
"      if (tagContent.contains(\"text-align:center\") || tagContent.contains(\"text-align: center\")) {\n"
"        align = \"center\"\n"
"      } else if (tagContent.contains(\"text-align:right\") || tagContent.contains(\"text-align: right\")) {\n"
"        align = \"right\"\n"
"      }\n"
"      alignments.add(align)\n"
"\n"
"      var closeStart = findCloseTag_(html, openEnd + 1, cellTag)\n"
"      if (closeStart >= 0) {\n"
"        var closeEnd = closeStart\n"
"        while (closeEnd < html.count && html[closeEnd] != \">\") {\n"
"          closeEnd = closeEnd + 1\n"
"        }\n"
"        i = closeEnd + 1\n"
"      } else {\n"
"        i = openEnd + 1\n"
"      }\n"
"    }\n"
"    return alignments\n"
"  }\n"
"\n"
"  static extractTableRows_(html) {\n"
"    var rows = []\n"
"    var i = 0\n"
"    while (i < html.count) {\n"
"      var trStart = findTagStartFrom_(html, i, \"tr\")\n"
"      if (trStart < 0) break\n"
"\n"
"      var openEnd = trStart\n"
"      while (openEnd < html.count && html[openEnd] != \">\") {\n"
"        openEnd = openEnd + 1\n"
"      }\n"
"      if (openEnd >= html.count) break\n"
"\n"
"      var closeStart = findCloseTag_(html, openEnd + 1, \"tr\")\n"
"      if (closeStart >= 0) {\n"
"        var rowContent = html[openEnd + 1...closeStart]\n"
"        var cells = extractTableCells_(rowContent, \"td\")\n"
"        if (cells.count == 0) cells = extractTableCells_(rowContent, \"th\")\n"
"        if (cells.count > 0) rows.add(cells)\n"
"        var closeEnd = closeStart\n"
"        while (closeEnd < html.count && html[closeEnd] != \">\") {\n"
"          closeEnd = closeEnd + 1\n"
"        }\n"
"        i = closeEnd + 1\n"
"      } else {\n"
"        i = openEnd + 1\n"
"      }\n"
"    }\n"
"    return rows\n"
"  }\n"
"\n"
"  static processHeadingsFromHtml_(html) {\n"
"    var result = html\n"
"    for (level in 1..6) {\n"
"      var prefix = \"\"\n"
"      for (i in 0...level) prefix = prefix + \"#\"\n"
"      result = replaceTag_(result, \"h\" + level.toString, prefix + \" \", \"\\n\\n\")\n"
"    }\n"
"    return result\n"
"  }\n"
"\n"
"  static processCodeBlocksFromHtml_(html) {\n"
"    var result = html\n"
"\n"
"    while (true) {\n"
"      var preStart = findTagStart_(result, \"pre\")\n"
"      if (preStart < 0) break\n"
"\n"
"      var preOpenEnd = preStart\n"
"      while (preOpenEnd < result.count && result[preOpenEnd] != \">\") {\n"
"        preOpenEnd = preOpenEnd + 1\n"
"      }\n"
"      if (preOpenEnd >= result.count) break\n"
"\n"
"      var preCloseStart = findCloseTag_(result, preOpenEnd + 1, \"pre\")\n"
"      if (preCloseStart < 0) break\n"
"\n"
"      var content = result[preOpenEnd + 1...preCloseStart]\n"
"\n"
"      var codeStart = findTagStart_(content, \"code\")\n"
"      if (codeStart >= 0) {\n"
"        var codeOpenEnd = codeStart\n"
"        while (codeOpenEnd < content.count && content[codeOpenEnd] != \">\") {\n"
"          codeOpenEnd = codeOpenEnd + 1\n"
"        }\n"
"        var codeCloseStart = findCloseTag_(content, codeOpenEnd + 1, \"code\")\n"
"        if (codeCloseStart >= 0) {\n"
"          content = content[codeOpenEnd + 1...codeCloseStart]\n"
"        }\n"
"      }\n"
"\n"
"      var preCloseEnd = preCloseStart\n"
"      while (preCloseEnd < result.count && result[preCloseEnd] != \">\") {\n"
"        preCloseEnd = preCloseEnd + 1\n"
"      }\n"
"\n"
"      var before = result[0...preStart]\n"
"      var after = result[preCloseEnd + 1..-1]\n"
"      result = before + \"\\n```\\n\" + content.trim() + \"\\n```\\n\" + after\n"
"    }\n"
"\n"
"    return result\n"
"  }\n"
"\n"
"  static processBlockquotesFromHtml_(html) {\n"
"    var result = html\n"
"\n"
"    while (true) {\n"
"      var start = findTagStart_(result, \"blockquote\")\n"
"      if (start < 0) break\n"
"\n"
"      var openEnd = start\n"
"      while (openEnd < result.count && result[openEnd] != \">\") {\n"
"        openEnd = openEnd + 1\n"
"      }\n"
"      if (openEnd >= result.count) break\n"
"\n"
"      var closeStart = findCloseTag_(result, openEnd + 1, \"blockquote\")\n"
"      if (closeStart < 0) break\n"
"\n"
"      var content = result[openEnd + 1...closeStart].trim()\n"
"      var lines = content.split(\"\\n\")\n"
"      var quoted = []\n"
"      for (line in lines) {\n"
"        var trimmed = line.trim()\n"
"        if (trimmed.count > 0) {\n"
"          quoted.add(\"> \" + trimmed)\n"
"        }\n"
"      }\n"
"\n"
"      var closeEnd = closeStart\n"
"      while (closeEnd < result.count && result[closeEnd] != \">\") {\n"
"        closeEnd = closeEnd + 1\n"
"      }\n"
"\n"
"      var before = result[0...start]\n"
"      var after = result[closeEnd + 1..-1]\n"
"      result = before + \"\\n\" + quoted.join(\"\\n\") + \"\\n\" + after\n"
"    }\n"
"\n"
"    return result\n"
"  }\n"
"\n"
"  static processListsFromHtml_(html) {\n"
"    var result = html\n"
"    result = processListType_(result, \"ul\", \"-\")\n"
"    result = processListType_(result, \"ol\", \"1.\")\n"
"    return result\n"
"  }\n"
"\n"
"  static processListType_(html, tag, marker) {\n"
"    var result = html\n"
"\n"
"    while (true) {\n"
"      var start = findTagStart_(result, tag)\n"
"      if (start < 0) break\n"
"\n"
"      var openEnd = start\n"
"      while (openEnd < result.count && result[openEnd] != \">\") {\n"
"        openEnd = openEnd + 1\n"
"      }\n"
"      if (openEnd >= result.count) break\n"
"\n"
"      var closeStart = findCloseTag_(result, openEnd + 1, tag)\n"
"      if (closeStart < 0) break\n"
"\n"
"      var content = result[openEnd + 1...closeStart]\n"
"      var items = extractListItems_(content)\n"
"      var mdItems = []\n"
"      var num = 1\n"
"      for (item in items) {\n"
"        if (tag == \"ol\") {\n"
"          mdItems.add(num.toString + \". \" + item.trim())\n"
"          num = num + 1\n"
"        } else {\n"
"          mdItems.add(marker + \" \" + item.trim())\n"
"        }\n"
"      }\n"
"\n"
"      var closeEnd = closeStart\n"
"      while (closeEnd < result.count && result[closeEnd] != \">\") {\n"
"        closeEnd = closeEnd + 1\n"
"      }\n"
"\n"
"      var before = result[0...start]\n"
"      var after = result[closeEnd + 1..-1]\n"
"      result = before + \"\\n\" + mdItems.join(\"\\n\") + \"\\n\" + after\n"
"    }\n"
"\n"
"    return result\n"
"  }\n"
"\n"
"  static extractListItems_(html) {\n"
"    var items = []\n"
"    var i = 0\n"
"    while (i < html.count) {\n"
"      var liStart = findTagStartFrom_(html, i, \"li\")\n"
"      if (liStart < 0) break\n"
"\n"
"      var openEnd = liStart\n"
"      while (openEnd < html.count && html[openEnd] != \">\") {\n"
"        openEnd = openEnd + 1\n"
"      }\n"
"      if (openEnd >= html.count) break\n"
"\n"
"      var closeStart = findCloseTag_(html, openEnd + 1, \"li\")\n"
"      var content = \"\"\n"
"      if (closeStart >= 0) {\n"
"        content = html[openEnd + 1...closeStart]\n"
"        var closeEnd = closeStart\n"
"        while (closeEnd < html.count && html[closeEnd] != \">\") {\n"
"          closeEnd = closeEnd + 1\n"
"        }\n"
"        i = closeEnd + 1\n"
"      } else {\n"
"        var nextLi = findTagStartFrom_(html, openEnd + 1, \"li\")\n"
"        if (nextLi >= 0) {\n"
"          content = html[openEnd + 1...nextLi]\n"
"          i = nextLi\n"
"        } else {\n"
"          content = html[openEnd + 1..-1]\n"
"          i = html.count\n"
"        }\n"
"      }\n"
"      items.add(stripAllTags_(content).trim())\n"
"    }\n"
"    return items\n"
"  }\n"
"\n"
"  static findTagStartFrom_(html, start, tag) {\n"
"    var i = start\n"
"    while (i < html.count) {\n"
"      if (matchTagName_(html, i, tag)) return i\n"
"      i = i + 1\n"
"    }\n"
"    return -1\n"
"  }\n"
"\n"
"  static processHrFromHtml_(html) {\n"
"    var parts = []\n"
"    var i = 0\n"
"    while (i < html.count) {\n"
"      if (matchTagName_(html, i, \"hr\")) {\n"
"        var end = i\n"
"        while (end < html.count && html[end] != \">\") {\n"
"          end = end + 1\n"
"        }\n"
"        parts.add(\"\\n---\\n\")\n"
"        i = end + 1\n"
"      } else {\n"
"        parts.add(html[i])\n"
"        i = i + 1\n"
"      }\n"
"    }\n"
"    return parts.join(\"\")\n"
"  }\n"
"\n"
"  static processParagraphsFromHtml_(html) {\n"
"    var result = html\n"
"    result = replaceTag_(result, \"p\", \"\", \"\\n\\n\")\n"
"    return result\n"
"  }\n"
"\n"
"  static processBrFromHtml_(html) {\n"
"    var parts = []\n"
"    var i = 0\n"
"    while (i < html.count) {\n"
"      if (matchTagName_(html, i, \"br\")) {\n"
"        var end = i\n"
"        while (end < html.count && html[end] != \">\") {\n"
"          end = end + 1\n"
"        }\n"
"        parts.add(\"\\n\")\n"
"        i = end + 1\n"
"      } else {\n"
"        parts.add(html[i])\n"
"        i = i + 1\n"
"      }\n"
"    }\n"
"    return parts.join(\"\")\n"
"  }\n"
"\n"
"  static stripContainerTags_(html) {\n"
"    var result = html\n"
"    var tags = [\"div\", \"span\", \"section\", \"article\", \"main\", \"header\", \"footer\", \"nav\", \"html\", \"body\"]\n"
"    for (tag in tags) {\n"
"      result = replaceTag_(result, tag, \"\", \"\")\n"
"    }\n"
"    return result\n"
"  }\n"
"\n"
"  static processInlineFromHtml_(html) {\n"
"    var result = html\n"
"\n"
"    result = processStrongFromHtml_(result)\n"
"    result = processEmFromHtml_(result)\n"
"    result = processCodeFromHtml_(result)\n"
"    result = processDelFromHtml_(result)\n"
"    result = processLinksFromHtml_(result)\n"
"    result = processImagesFromHtml_(result)\n"
"\n"
"    return result\n"
"  }\n"
"\n"
"  static processStrongFromHtml_(html) {\n"
"    var result = html\n"
"    result = replaceTag_(result, \"strong\", \"**\", \"**\")\n"
"    result = replaceTag_(result, \"b\", \"**\", \"**\")\n"
"    return result\n"
"  }\n"
"\n"
"  static processEmFromHtml_(html) {\n"
"    var result = html\n"
"    result = replaceTag_(result, \"em\", \"*\", \"*\")\n"
"    result = replaceTag_(result, \"i\", \"*\", \"*\")\n"
"    return result\n"
"  }\n"
"\n"
"  static processCodeFromHtml_(html) {\n"
"    return replaceTag_(html, \"code\", \"`\", \"`\")\n"
"  }\n"
"\n"
"  static processDelFromHtml_(html) {\n"
"    var result = html\n"
"    result = replaceTag_(result, \"del\", \"~~\", \"~~\")\n"
"    result = replaceTag_(result, \"s\", \"~~\", \"~~\")\n"
"    result = replaceTag_(result, \"strike\", \"~~\", \"~~\")\n"
"    return result\n"
"  }\n"
"\n"
"  static processLinksFromHtml_(html) {\n"
"    var result = html\n"
"\n"
"    while (true) {\n"
"      var start = findTagStart_(result, \"a\")\n"
"      if (start < 0) break\n"
"\n"
"      var openEnd = start\n"
"      while (openEnd < result.count && result[openEnd] != \">\") {\n"
"        openEnd = openEnd + 1\n"
"      }\n"
"      if (openEnd >= result.count) break\n"
"\n"
"      var tagContent = result[start...openEnd + 1]\n"
"      var href = extractAttr_(tagContent, \"href\")\n"
"\n"
"      var closeStart = findCloseTag_(result, openEnd + 1, \"a\")\n"
"      if (closeStart < 0) break\n"
"\n"
"      var linkText = result[openEnd + 1...closeStart]\n"
"\n"
"      var closeEnd = closeStart\n"
"      while (closeEnd < result.count && result[closeEnd] != \">\") {\n"
"        closeEnd = closeEnd + 1\n"
"      }\n"
"\n"
"      var before = result[0...start]\n"
"      var after = result[closeEnd + 1..-1]\n"
"\n"
"      if (href != null && href.count > 0) {\n"
"        result = before + \"[\" + stripAllTags_(linkText) + \"](\" + href + \")\" + after\n"
"      } else {\n"
"        result = before + stripAllTags_(linkText) + after\n"
"      }\n"
"    }\n"
"\n"
"    return result\n"
"  }\n"
"\n"
"  static processImagesFromHtml_(html) {\n"
"    var result = html\n"
"    var i = 0\n"
"\n"
"    while (i < result.count) {\n"
"      if (matchTagName_(result, i, \"img\")) {\n"
"        var end = i\n"
"        while (end < result.count && result[end] != \">\") {\n"
"          end = end + 1\n"
"        }\n"
"\n"
"        var tagContent = result[i...end + 1]\n"
"        var src = extractAttr_(tagContent, \"src\")\n"
"        var alt = extractAttr_(tagContent, \"alt\")\n"
"\n"
"        if (src == null) src = \"\"\n"
"        if (alt == null) alt = \"\"\n"
"\n"
"        var mdImg = \"![\" + alt + \"](\" + src + \")\"\n"
"        result = result[0...i] + mdImg + result[end + 1..-1]\n"
"        i = i + mdImg.count\n"
"      } else {\n"
"        i = i + 1\n"
"      }\n"
"    }\n"
"\n"
"    return result\n"
"  }\n"
"\n"
"  static extractAttr_(tag, name) {\n"
"    var search = name + \"=\\\"\"\n"
"    var start = tag.indexOf(search)\n"
"    if (start < 0) {\n"
"      search = name + \"='\"\n"
"      start = tag.indexOf(search)\n"
"    }\n"
"    if (start < 0) return null\n"
"\n"
"    var valueStart = start + search.count\n"
"    var quote = search[-1]\n"
"    var valueEnd = valueStart\n"
"    while (valueEnd < tag.count && tag[valueEnd] != quote) {\n"
"      valueEnd = valueEnd + 1\n"
"    }\n"
"\n"
"    return tag[valueStart...valueEnd]\n"
"  }\n"
"\n"
"  static replaceTag_(html, tag, prefix, suffix) {\n"
"    var result = html\n"
"\n"
"    while (true) {\n"
"      var start = findTagStart_(result, tag)\n"
"      if (start < 0) break\n"
"\n"
"      var openEnd = start\n"
"      while (openEnd < result.count && result[openEnd] != \">\") {\n"
"        openEnd = openEnd + 1\n"
"      }\n"
"      if (openEnd >= result.count) break\n"
"\n"
"      if (result[openEnd - 1] == \"/\") {\n"
"        result = result[0...start] + result[openEnd + 1..-1]\n"
"        continue\n"
"      }\n"
"\n"
"      var closeStart = findCloseTag_(result, openEnd + 1, tag)\n"
"      if (closeStart < 0) {\n"
"        result = result[0...start] + result[openEnd + 1..-1]\n"
"        continue\n"
"      }\n"
"\n"
"      var content = result[openEnd + 1...closeStart]\n"
"\n"
"      var closeEnd = closeStart\n"
"      while (closeEnd < result.count && result[closeEnd] != \">\") {\n"
"        closeEnd = closeEnd + 1\n"
"      }\n"
"\n"
"      var before = result[0...start]\n"
"      var after = result[closeEnd + 1..-1]\n"
"      result = before + prefix + content + suffix + after\n"
"    }\n"
"\n"
"    return result\n"
"  }\n"
"\n"
"  static findTagStart_(html, tag) {\n"
"    return findTagStartFrom_(html, 0, tag)\n"
"  }\n"
"\n"
"  static stripAllTags_(html) {\n"
"    var parts = []\n"
"    var inTag = false\n"
"    for (c in html) {\n"
"      if (c == \"<\") {\n"
"        inTag = true\n"
"      } else if (c == \">\") {\n"
"        inTag = false\n"
"      } else if (!inTag) {\n"
"        parts.add(c)\n"
"      }\n"
"    }\n"
"    return parts.join(\"\")\n"
"  }\n"
"\n"
"  static cleanupWhitespace_(text) {\n"
"    var result = text\n"
"\n"
"    while (result.contains(\"\\n\\n\\n\")) {\n"
"      result = result.replace(\"\\n\\n\\n\", \"\\n\\n\")\n"
"    }\n"
"\n"
"    var lines = result.split(\"\\n\")\n"
"    var cleaned = []\n"
"    for (line in lines) {\n"
"      cleaned.add(line.trim())\n"
"    }\n"
"\n"
"    return cleaned.join(\"\\n\")\n"
"  }\n"
"}\n";