compiled js template benchmarks

haml.js

// version 0.4.3

var Haml;
 
(function () {

  var matchers, self_close_tags, embedder, forceXML, escaperName, escapeHtmlByDefault;

  function html_escape(text) {
    return (text + "").
      replace(/&/g, "&").
      replace(/</g, "&lt;").
      replace(/>/g, "&gt;").
      replace(/\"/g, "&quot;");
  }

  function render_attribs(attribs) {
    var key, value, result = [];
    for (key in attribs) {
      if (key !== '_content' && attribs.hasOwnProperty(key)) {
        switch (attribs[key]) {
        case 'undefined':
        case 'false':
        case 'null':
        case '""':
          break;
        default:
          try {
            value = JSON.parse("[" + attribs[key] +"]")[0];
            if (value === true) {
              value = key;
            } else if (typeof value === 'string' && embedder.test(value)) {
              value = '" +\n' + parse_interpol(html_escape(value)) + ' +\n"';
            } else {
              value = html_escape(value);
            }
            result.push(" " + key + '=\\"' + value + '\\"');
          } catch (e) {
            result.push(" " + key + '=\\"" + '+escaperName+'(' + attribs[key] + ') + "\\"');
          }
        }
      }
    }
    return result.join("");
  }

  // Parse the attribute block using a state machine
  function parse_attribs(line) {
    var attributes = {},
        l = line.length,
        i, c,
        count = 1,
        quote = false,
        skip = false,
        open, close, joiner, seperator,
        pair = {
          start: 1,
          middle: null,
          end: null
        };

    if (!(l > 0 && (line.charAt(0) === '{' || line.charAt(0) === '('))) {
      return {
        _content: line[0] === ' ' ? line.substr(1, l) : line
      };
    }
    open = line.charAt(0);
    close = (open === '{') ? '}' : ')';
    joiner = (open === '{') ? ':' : '=';
    seperator = (open === '{') ? ',' : ' ';

    function process_pair() {
      if (typeof pair.start === 'number' &&
          typeof pair.middle === 'number' &&
          typeof pair.end === 'number') {
        var key = line.substr(pair.start, pair.middle - pair.start).trim(),
            value = line.substr(pair.middle + 1, pair.end - pair.middle - 1).trim();
        attributes[key] = value;
      }
      pair = {
        start: null,
        middle: null,
        end: null
      };
    }

    for (i = 1; count > 0; i += 1) {

      // If we reach the end of the line, then there is a problem
      if (i > l) {
        throw "Malformed attribute block";
      }

      c = line.charAt(i);
      if (skip) {
        skip = false;
      } else {
        if (quote) {
          if (c === '\\') {
            skip = true;
          }
          if (c === quote) {
            quote = false;
          }
        } else {
          if (c === '"' || c === "'") {
            quote = c;
          }

          if (count === 1) {
            if (c === joiner) {
              pair.middle = i;
            }
            if (c === seperator || c === close) {
              pair.end = i;
              process_pair();
              if (c === seperator) {
                pair.start = i + 1;
              }
            }
          }

          if (c === open || c === "(") {
            count += 1;
          }
          if (c === close || (count > 1 && c === ")")) {
            count -= 1;
          }
        }
      }
    }
    attributes._content = line.substr(i, line.length);
    return attributes;
  }

  // Split interpolated strings into an array of literals and code fragments.
  function parse_interpol(value) {
    var items = [],
        pos = 0,
        next = 0,
        match;
    while (true) {
      // Match up to embedded string
      next = value.substr(pos).search(embedder);
      if (next < 0) {
        if (pos < value.length) {
          items.push(JSON.stringify(value.substr(pos)));
        }
        break;
      }
      items.push(JSON.stringify(value.substr(pos, next)));
      pos += next;

      // Match embedded string
      match = value.substr(pos).match(embedder);
      next = match[0].length;
      if (next < 0) { break; }
      if(match[1] === "#"){
        items.push(escaperName+"("+(match[2] || match[3])+")");
      }else{
        //unsafe!!!
        items.push(match[2] || match[3]);
      }
      
      pos += next;
    }
    return items.filter(function (part) { return part && part.length > 0}).join(" +\n");
  }

  // Used to find embedded code in interpolated strings.
  embedder = /([#!])\{([^}]*)\}/;

  self_close_tags = ["meta", "img", "link", "br", "hr", "input", "area", "base"];

  // All matchers' regexps should capture leading whitespace in first capture
  // and trailing content in last capture
  matchers = [
    // html tags
    {
      name: "html tags",
      regexp: /^(\s*)((?:[.#%][a-z_\-][a-z0-9_:\-]*)+)(.*)$/i,
      process: function () {
        var line_beginning, tag, classes, ids, attribs, content, whitespaceSpecifier, whitespace={}, output;
        line_beginning = this.matches[2];
        classes = line_beginning.match(/\.([a-z_\-][a-z0-9_\-]*)/gi);
        ids = line_beginning.match(/\#([a-z_\-][a-z0-9_\-]*)/gi);
        tag = line_beginning.match(/\%([a-z_\-][a-z0-9_:\-]*)/gi);

        // Default to <div> tag
        tag = tag ? tag[0].substr(1, tag[0].length) : 'div';

        attribs = this.matches[3];
        if (attribs) {
          attribs = parse_attribs(attribs);
          if (attribs._content) {
            var leader0 = attribs._content.charAt(0),
                leader1 = attribs._content.charAt(1),
                leaderLength = 0;
                
            if(leader0 == "<"){
              leaderLength++;
              whitespace.inside = true;
              if(leader1 == ">"){
                leaderLength++;
                whitespace.around = true;
              }
            }else if(leader0 == ">"){
              leaderLength++;
              whitespace.around = true;
              if(leader1 == "<"){
                leaderLength++;
                whitespace.inside = true;
              }
            }
            attribs._content = attribs._content.substr(leaderLength);
            //once we've identified the tag and its attributes, the rest is content.
            // this is currently trimmed for neatness.
            this.contents.unshift(attribs._content.trim());
            delete(attribs._content);
          }
        } else {
          attribs = {};
        }

        if (classes) {
          classes = classes.map(function (klass) {
            return klass.substr(1, klass.length);
          }).join(' ');
          if (attribs['class']) {
            try {
              attribs['class'] = JSON.stringify(classes + " " + JSON.parse(attribs['class']));
            } catch (e) {
              attribs['class'] = JSON.stringify(classes + " ") + " + " + attribs['class'];
            }
          } else {
            attribs['class'] = JSON.stringify(classes);
          }
        }
        if (ids) {
          ids = ids.map(function (id) {
            return id.substr(1, id.length);
          }).join(' ');
          if (attribs.id) {
            attribs.id = JSON.stringify(ids + " ") + attribs.id;
          } else {
            attribs.id = JSON.stringify(ids);
          }
        }

        attribs = render_attribs(attribs);

        content = this.render_contents();
        if (content === '""') {
          content = '';
        }
        
        if(whitespace.inside){
          if(content.length==0){
            content='"  "'
          }else{
            try{ //remove quotes if they are there
              content = '" '+JSON.parse(content)+' "';
            }catch(e){
              content = '" "+\n'+content+'+\n" "';
            }            
          }
        }

        if (forceXML ? content.length > 0 : self_close_tags.indexOf(tag) == -1) {
          output = '"<' + tag + attribs + '>"' +
            (content.length > 0 ? ' + \n' + content : "") +
            ' + \n"</' + tag + '>"';
        } else {
          output = '"<' + tag + attribs + ' />"';
        }
        
        if(whitespace.around){
          //output now contains '"<b>hello</b>"'
          //we need to crack it open to insert whitespace.
          output = '" '+output.substr(1, output.length - 2)+' "';
        }

        return output;
      }
    },

    // each loops
    {
      name: "each loop",
      regexp: /^(\s*)(?::for|:each)\s+(?:([a-z_][a-z_\-]*),\s*)?([a-z_][a-z_\-]*)\s+in\s+(.*)(\s*)$/i,
      process: function () {
        var ivar = this.matches[2] || '__key__', // index
            vvar = this.matches[3],              // value
            avar = this.matches[4],              // array
            rvar = '__result__';                 // results

        if (this.matches[5]) {
          this.contents.unshift(this.matches[5]);
        }
        return '(function () { ' +
          'var ' + rvar + ' = [], ' + ivar + ', ' + vvar + '; ' +
          'for (' + ivar + ' in ' + avar + ') { ' +
          'if (' + avar + '.hasOwnProperty(' + ivar + ')) { ' +
          vvar + ' = ' + avar + '[' + ivar + ']; ' +
          rvar + '.push(\n' + (this.render_contents() || "''") + '\n); ' +
          '} } return ' + rvar + '.join(""); }).call(this)';
      }
    },

    // if statements
    {
      name: "if",
      regexp: /^(\s*):if\s+(.*)\s*$/i,
      process: function () {
        var condition = this.matches[2];
        this.pushIfCondition([condition]);
        return '(function () { ' +
          'if (' + condition + ') { ' +
          'return (\n' + (this.render_contents() || '') + '\n);' +
          '} else { return ""; } }).call(this)';
      }
    },
    
    // else if statements
    {
      name: "else if",
      regexp: /^(\s*):else if\s+(.*)\s*$/i,
      process: function () {
        var condition = this.matches[2],
          conditionsArray = this.getIfConditions()[this.getIfConditions().length - 1],
          ifArray = [],
          ifStatement;
        for (var i=0, l=conditionsArray.length; i<l; i++) {
          ifArray.push('! (' + conditionsArray[i]+')');
        }
        conditionsArray.push(condition);
        ifArray.push(condition);
        ifStatement = 'if (' + ifArray.join(' && ') + ') { ';
        return '(function () { ' +
          ifStatement +
          'return (\n' + (this.render_contents() || '') + '\n);' +
          '} else { return ""; } }).call(this)';
      }
    },
    
    // else statements
    {
      name: "else",
      regexp: /^(\s*):else\s*$/i,
      process: function () {
        var conditionsArray = this.popIfCondition(),
          ifArray = [],
          ifStatement;
        for (var i=0, l=conditionsArray.length; i<l; i++) {
          ifArray.push('! (' + conditionsArray[i]+')');
        }
        ifStatement = 'if (' + ifArray.join(' && ') + ') { ';
        return '(function () { ' +
          ifStatement +
          'return (\n' + (this.render_contents() || '') + '\n);' +
          '} else { return ""; } }).call(this)';
      }
    },
    
    // silent-comments
    {
      name: "silent-comments",
      regexp: /^(\s*)-#\s*(.*)\s*$/i,
      process: function () {
        return '""';
      }
    },
    
    //html-comments
    {
      name: "silent-comments",
      regexp: /^(\s*)\/\s*(.*)\s*$/i,
      process: function () {
        this.contents.unshift(this.matches[2]);
        
        return '"<!--'+this.contents.join('\\n').replace(/\"/g, '\\"')+'-->"';
      }
    },
    
    // raw js
    {
      name: "rawjs",
      regexp: /^(\s*)-\s*(.*)\s*$/i,
      process: function () {
        this.contents.unshift(this.matches[2]);
        return '"";' + this.contents.join("\n")+"; _$output = _$output ";
      }
    },

    // raw js
    {
      name: "pre",
      regexp: /^(\s*):pre(\s+(.*)|$)/i,
      process: function () {
        this.contents.unshift(this.matches[2]);
        return '"<pre>"+\n' + JSON.stringify(this.contents.join("\n"))+'+\n"</pre>"';
      }
    },
    
    // declarations
    {
      name: "doctype",
      regexp: /^()!!!(?:\s*(.*))\s*$/,
      process: function () {
        var line = '';
        switch ((this.matches[2] || '').toLowerCase()) {
        case '':
          // XHTML 1.0 Transitional
          line = '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">';
          break;
        case 'strict':
        case '1.0':
          // XHTML 1.0 Strict
          line = '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">';
          break;
        case 'frameset':
          // XHTML 1.0 Frameset
          line = '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Frameset//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-frameset.dtd">';
          break;
        case '5':
          // XHTML 5
          line = '<!DOCTYPE html>';
          break;
        case '1.1':
          // XHTML 1.1
          line = '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">';
          break;
        case 'basic':
          // XHTML Basic 1.1
          line = '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML Basic 1.1//EN" "http://www.w3.org/TR/xhtml-basic/xhtml-basic11.dtd">';
          break;
        case 'mobile':
          // XHTML Mobile 1.2
          line = '<!DOCTYPE html PUBLIC "-//WAPFORUM//DTD XHTML Mobile 1.2//EN" "http://www.openmobilealliance.org/tech/DTD/xhtml-mobile12.dtd">';
          break;
        case 'xml':
          // XML
          line = "<?xml version='1.0' encoding='utf-8' ?>";
          break;
        case 'xml iso-8859-1':
          // XML iso-8859-1
          line = "<?xml version='1.0' encoding='iso-8859-1' ?>";
          break;
        }
        return JSON.stringify(line + "\n");
      }
    },

    // Embedded markdown. Needs to be added to exports externally.
    {
      name: "markdown",
      regexp: /^(\s*):markdown\s*$/i,
      process: function () {
        return parse_interpol(exports.Markdown.encode(this.contents.join("\n")));
      }
    },

    // script blocks
    {
      name: "script",
      regexp: /^(\s*):(?:java)?script\s*$/,
      process: function () {
        return parse_interpol('\n<script type="text/javascript">\n' +
          '//<![CDATA[\n' +
          this.contents.join("\n") +
          "\n//]]>\n</script>\n");
      }
    },

    // css blocks
    {
      name: "css",
      regexp: /^(\s*):css\s*$/,
      process: function () {
        return JSON.stringify('<style type="text/css">\n' +
          this.contents.join("\n") +
          "\n</style>");
      }
    }

  ];

  function compile(lines) {
    var block = false,
        output = [],
        ifConditions = [];

    // If lines is a string, turn it into an array
    if (typeof lines === 'string') {
      lines = lines.trim().replace(/\n\r|\r/g, '\n').split('\n');
    }

    lines.forEach(function(line) {
      var match, found = false;

      // Collect all text as raw until outdent
      if (block) {
        match = block.check_indent.exec(line);
        if (match) {
          block.contents.push(match[1] || "");
          return;
        } else {
          output.push(block.process());
          block = false;
        }
      }

      matchers.forEach(function (matcher) {
        if (!found) {
          match = matcher.regexp.exec(line);
          if (match) {
            block = {
              contents: [],
              indent_level: (match[1]),
              matches: match,
              check_indent: new RegExp("^(?:\\s*|" + match[1] + "  (.*))$"),
              process: matcher.process,
              getIfConditions: function() {
                return ifConditions;
              },
              pushIfCondition: function(condition) {
                ifConditions.push(condition);
              },
              popIfCondition: function() {
                return ifConditions.pop();
              },
              render_contents: function () {
                return compile(this.contents);
              }
            };
            found = true;
          }
        }
      });
      
      // Match plain text
      if (!found) {
        output.push(function () {
          // Escaped plain text
          if (line[0] === '\\') {
            return parse_interpol(line.substr(1, line.length));
          }


          function escapedLine(){
            try {
              return escaperName+'('+JSON.stringify(JSON.parse(line)) +')';
            } catch (e2) {
              return escaperName+'(' + line + ')';
            }
          }
          
          function unescapedLine(){
            try {
              return parse_interpol(JSON.parse(line));
            } catch (e) {
              return line;
            }
          }
          
          // always escaped
          if((line.substr(0, 2) === "&=")) {
            line = line.substr(2, line.length).trim();
            return escapedLine();
          }
          
          //never escaped
          if((line.substr(0, 2) === "!=")) {
            line = line.substr(2, line.length).trim();
            return unescapedLine();
          }
          
          // sometimes escaped
          if ( (line[0] === '=')) {
            line = line.substr(1, line.length).trim();
            if(escapeHtmlByDefault){
              return escapedLine();
            }else{
              return unescapedLine();
            }
          }

          // Plain text
          return parse_interpol(line);
        }());
      }

    });
    if (block) {
      output.push(block.process());
    }
    
    var txt = output.filter(function (part) { return part && part.length > 0}).join(" +\n");
    if(txt.length == 0){
      txt = '""';
    }
    return txt;
  };

  function optimize(js) {
    var new_js = [], buffer = [], part, end;

    function flush() {
      if (buffer.length > 0) {
        new_js.push(JSON.stringify(buffer.join("")) + end);
        buffer = [];
      }
    }
    js.replace(/\n\r|\r/g, '\n').split('\n').forEach(function (line) {
      part = line.match(/^(\".*\")(\s*\+\s*)?$/);
      if (!part) {
        flush();
        new_js.push(line);
        return;
      }
      end = part[2] || "";
      part = part[1];
      try {
        buffer.push(JSON.parse(part));
      } catch (e) {
        flush();
        new_js.push(line);
      }
    });
    flush();
    return new_js.join("\n");
  };

  function render(text, options) {
    options = options || {};
    text = text || "";
    var js = compile(text, options);
    if (options.optimize) {
      js = Haml.optimize(js);
    }
    return execute(js, options.context || Haml, options.locals);
  };

  function execute(js, self, locals) {
    return (function () {
      with(locals || {}) {
        try {
          var _$output;
          eval("_$output =" + js );
          return _$output; //set in eval
        } catch (e) {
          return "\n<pre class='error'>" + html_escape(e.stack) + "</pre>\n";
        }

      }
    }).call(self);
  };

  Haml = function Haml(haml, config) {
    if(typeof(config) != "object"){
      forceXML = config;
      config = {};
    }
    
    var escaper;
    if(config.customEscape){
      escaper = "";
      escaperName = config.customEscape;
    }else{
      escaper = html_escape.toString() + "\n";
      escaperName = "html_escape";
    }
    
    escapeHtmlByDefault = (config.escapeHtmlByDefault || config.escapeHTML || config.escape_html);
    
    var js = optimize(compile(haml));
    
    var str = "with(locals || {}) {\n" +
    "  try {\n" +
    "   var _$output=" + js + ";\n return _$output;" +
    "  } catch (e) {\n" +
    "    return \"\\n<pre class='error'>\" + "+escaperName+"(e.stack) + \"</pre>\\n\";\n" +
    "  }\n" +
    "}"

    try{
      var f = new Function("locals",  escaper + str );
      return f;
    }catch(e){
      if ( typeof(console) !== 'undefined' ) { console.error(str); }
      throw e;
    }
  }

  Haml.compile = compile;
  Haml.optimize = optimize;
  Haml.render = render;
  Haml.execute = execute;
  Haml.html_escape = html_escape;
}());

// Hook into module system
if (typeof module !== 'undefined') {
  module.exports = Haml;
}

jade.js

// version 0.30.0

var jade=function(){function require(p){var path=require.resolve(p),mod=require.modules[path];if(!mod)throw new Error('failed to require "'+p+'"');return mod.exports||(mod.exports={},mod.call(mod.exports,mod,mod.exports,require.relative(path))),mod.exports}return require.modules={},require.resolve=function(path){var orig=path,reg=path+".js",index=path+"/index.js";return require.modules[reg]&&reg||require.modules[index]&&index||orig},require.register=function(path,fn){require.modules[path]=fn},require.relative=function(parent){return function(p){if("."!=p.charAt(0))return require(p);var path=parent.split("/"),segs=p.split("/");path.pop();for(var i=0;i<segs.length;i++){var seg=segs[i];".."==seg?path.pop():"."!=seg&&path.push(seg)}return require(path.join("/"))}},require.register("compiler.js",function(module,exports,require){function isConstant(val){if(/^ *("([^"\\]*(\\.[^"\\]*)*)"|'([^'\\]*(\\.[^'\\]*)*)'|true|false|null|undefined) *$/i.test(val))return!0;if(!isNaN(Number(val)))return!0;var matches;return(matches=/^ *\[(.*)\] *$/.exec(val))?matches[1].split(",").every(isConstant):!1}var nodes=require("./nodes"),filters=require("./filters"),doctypes=require("./doctypes"),selfClosing=require("./self-closing"),runtime=require("./runtime"),utils=require("./utils"),parseJSExpression=require("character-parser").parseMax;Object.keys||(Object.keys=function(obj){var arr=[];for(var key in obj)obj.hasOwnProperty(key)&&arr.push(key);return arr}),String.prototype.trimLeft||(String.prototype.trimLeft=function(){return this.replace(/^\s+/,"")});var Compiler=module.exports=function Compiler(node,options){this.options=options=options||{},this.node=node,this.hasCompiledDoctype=!1,this.hasCompiledTag=!1,this.pp=options.pretty||!1,this.debug=!1!==options.compileDebug,this.indents=0,this.parentIndents=0,options.doctype&&this.setDoctype(options.doctype)};Compiler.prototype={compile:function(){return this.buf=[],this.pp&&this.buf.push("jade.indent = [];"),this.lastBufferedIdx=-1,this.visit(this.node),this.buf.join("\n")},setDoctype:function(name){name=name&&name.toLowerCase()||"default",this.doctype=doctypes[name]||"<!DOCTYPE "+name+">",this.terse=this.doctype.toLowerCase()=="<!doctype html>",this.xml=0==this.doctype.indexOf("<?xml")},buffer:function(str,interpolate){var self=this;if(interpolate){var match=/(\\)?([#!]){((?:.|\n)*)$/.exec(str);if(match){this.buffer(str.substr(0,match.index),!1);if(match[1]){this.buffer(match[2]+"{",!1),this.buffer(match[3],!0);return}try{var rest=match[3],range=parseJSExpression(rest),code=("!"==match[2]?"":"jade.escape")+"((jade.interp = "+range.src+") == null ? 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i=0;i<len;++i)pp&&i>0&&!escape&&block.nodes[i].isText&&block.nodes[i-1].isText&&this.prettyIndent(1,!1),this.visit(block.nodes[i]),block.nodes[i+1]&&block.nodes[i].isText&&block.nodes[i+1].isText&&this.buffer("\n")},visitDoctype:function(doctype){doctype&&(doctype.val||!this.doctype)&&this.setDoctype(doctype.val||"default"),this.doctype&&this.buffer(this.doctype),this.hasCompiledDoctype=!0},visitMixin:function(mixin){var name=mixin.name.replace(/-/g,"_")+"_mixin",args=mixin.args||"",block=mixin.block,attrs=mixin.attrs,pp=this.pp;if(mixin.call){pp&&this.buf.push("jade.indent.push('"+Array(this.indents+1).join("  ")+"');");if(block||attrs.length){this.buf.push(name+".call({");if(block){this.buf.push("block: function(){"),this.parentIndents++;var _indents=this.indents;this.indents=0,this.visit(mixin.block),this.indents=_indents,this.parentIndents--,attrs.length?this.buf.push("},"):this.buf.push("}")}if(attrs.length){var val=this.attrs(attrs);val.inherits?this.buf.push("attributes: 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name=tag.name,pp=this.pp,self=this;this.hasCompiledTag||(!this.hasCompiledDoctype&&"html"==name&&this.visitDoctype(),this.hasCompiledTag=!0),pp&&!tag.isInline()&&this.prettyIndent(0,!0),(~selfClosing.indexOf(name)||tag.selfClosing)&&!this.xml?(this.buffer("<"),bufferName(),this.visitAttributes(tag.attrs),this.terse?this.buffer(">"):this.buffer("/>")):(tag.attrs.length?(this.buffer("<"),bufferName(),tag.attrs.length&&this.visitAttributes(tag.attrs),this.buffer(">")):(this.buffer("<"),bufferName(),this.buffer(">")),tag.code&&this.visitCode(tag.code),this.escape="pre"==tag.name,this.visit(tag.block),pp&&!tag.isInline()&&"pre"!=tag.name&&!tag.canInline()&&this.prettyIndent(0,!0),this.buffer("</"),bufferName(),this.buffer(">")),this.indents--},visitFilter:function(filter){var text=filter.block.nodes.map(function(node){return node.val}).join("\n");filter.attrs=filter.attrs||{},filter.attrs.filename=this.options.filename,this.buffer(filters(filter.name,text,filter.attrs),!0)},visitText:function(text){this.buffer(text.val,!0)},visitComment:function(comment){if(!comment.buffer)return;this.pp&&this.prettyIndent(1,!0),this.buffer("<!--"+comment.val+"-->")},visitBlockComment:function(comment){if(!comment.buffer)return;0==comment.val.trim().indexOf("if")?(this.buffer("<!--["+comment.val.trim()+"]>"),this.visit(comment.block),this.buffer("<![endif]-->")):(this.buffer("<!--"+comment.val),this.visit(comment.block),this.buffer("-->"))},visitCode:function(code){if(code.buffer){var val=code.val.trimLeft();val="null == (jade.interp = "+val+') ? 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"),buf.push('"class": '+classes)),{buf:buf.join(", "),escaped:JSON.stringify(escaped),inherits:inherits,constant:constant}}}}),require.register("doctypes.js",function(module,exports,require){module.exports={5:"<!DOCTYPE html>","default":"<!DOCTYPE html>",xml:'<?xml version="1.0" encoding="utf-8" ?>',transitional:'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">',strict:'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">',frameset:'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Frameset//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-frameset.dtd">',1.1:'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">',basic:'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML Basic 1.1//EN" "http://www.w3.org/TR/xhtml-basic/xhtml-basic11.dtd">',mobile:'<!DOCTYPE html PUBLIC "-//WAPFORUM//DTD XHTML Mobile 1.2//EN" "http://www.openmobilealliance.org/tech/DTD/xhtml-mobile12.dtd">'}}),require.register("filters.js",function(module,exports,require){function filter(name,str,options){if(typeof filter[name]=="function")var res=filter[name](str,options);else{if(!transformers[name])throw new Error('unknown filter ":'+name+'"');var res=transformers[name].renderSync(str,options);transformers[name].outputFormat==="js"?res='<script type="text/javascript">\n'+res+"</script>":transformers[name].outputFormat==="css"?res='<style type="text/css">'+res+"</style>":transformers[name].outputFormat==="xml"&&(res=res.replace(/'/g,"&#39;"))}return res}var transformers=require("transformers");module.exports=filter,filter.exists=function(name,str,options){return typeof filter[name]=="function"||transformers[name]}}),require.register("inline-tags.js",function(module,exports,require){module.exports=["a","abbr","acronym","b","br","code","em","font","i","img","ins","kbd","map","samp","small","span","strong","sub","sup"]}),require.register("jade.js",function(module,exports,require){function parse(str,options){try{var parser=new Parser(str,options.filename,options),compiler=new(options.compiler||Compiler)(parser.parse(),options),js=compiler.compile();return options.debug&&console.error("\nCompiled Function:\n\n%s",js.replace(/^/gm,"  ")),"var buf = [];\n"+(options.self?"var self = locals || {};\n"+js:"with (locals || {}) {\n"+js+"\n}\n")+'return buf.join("");'}catch(err){parser=parser.context(),runtime.rethrow(err,parser.filename,parser.lexer.lineno)}}function stripBOM(str){return 65279==str.charCodeAt(0)?str.substring(1):str}var Parser=require("./parser"),Lexer=require("./lexer"),Compiler=require("./compiler"),runtime=require("./runtime");exports.version="0.30.0",exports.selfClosing=require("./self-closing"),exports.doctypes=require("./doctypes"),exports.filters=require("./filters"),exports.utils=require("./utils"),exports.Compiler=Compiler,exports.Parser=Parser,exports.Lexer=Lexer,exports.nodes=require("./nodes"),exports.runtime=runtime,exports.cache={},exports.compile=function(str,options){var options=options||{},filename=options.filename?JSON.stringify(options.filename):"undefined",fn;return str=stripBOM(String(str)),options.compileDebug!==!1?fn=["jade.debug = [{ lineno: 1, filename: "+filename+" }];","try {",parse(str,options),"} catch (err) {","  jade.rethrow(err, jade.debug[0].filename, jade.debug[0].lineno);","}"].join("\n"):fn=parse(str,options),options.client?new Function("locals",fn):(fn=new Function("locals, jade",fn),function(locals){return fn(locals,Object.create(runtime))})},exports.render=function(str,options,fn){"function"==typeof options&&(fn=options,options={});if(options.cache&&!options.filename)return fn(new Error('the "filename" option is required for caching'));try{var path=options.filename,tmpl=options.cache?exports.cache[path]||(exports.cache[path]=exports.compile(str,options)):exports.compile(str,options);fn(null,tmpl(options))}catch(err){fn(err)}},exports.renderFile=function(path,options,fn){var key=path+":string";"function"==typeof options&&(fn=options,options={});try{options.filename=path;var str=options.cache?exports.cache[key]||(exports.cache[key]=fs.readFileSync(path,"utf8")):fs.readFileSync(path,"utf8");exports.render(str,options,fn)}catch(err){fn(err)}},exports.__express=exports.renderFile}),require.register("lexer.js",function(module,exports,require){var utils=require("./utils"),parseJSExpression=require("character-parser").parseMax,Lexer=module.exports=function 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attr.replace(/(\\)?#\{(.+)/g,function(_,escape,expr){if(escape)return _;try{var range=parseJSExpression(expr);return expr[range.end]!=="}"?_.substr(0,2)+interpolate(_.substr(2)):quote+" + ("+range.src+") + "+quote+interpolate(expr.substr(range.end+1))}catch(ex){return _.substr(0,2)+interpolate(_.substr(2))}})}this.consume(index+1),tok.attrs={},tok.escaped={};function parse(c){var real=c;colons&&":"==c&&(c="=");switch(c){case",":case"\n":switch(state()){case"expr":case"array":case"string":case"object":val+=c;break;default:states.push("key"),val=val.trim(),key=key.trim();if(""==key)return;key=key.replace(/^['"]|['"]$/g,"").replace("!",""),tok.escaped[key]=escapedAttr,tok.attrs[key]=""==val?!0:interpolate(val),key=val=""}break;case"=":switch(state()){case"key char":key+=real;break;case"val":case"expr":case"array":case"string":case"object":val+=real;break;default:escapedAttr="!"!=p,states.push("val")}break;case"(":("val"==state()||"expr"==state())&&states.push("expr"),val+=c;break;case")":("expr"==state()||"val"==state())&&states.pop(),val+=c;break;case"{":"val"==state()&&states.push("object"),val+=c;break;case"}":"object"==state()&&states.pop(),val+=c;break;case"[":"val"==state()&&states.push("array"),val+=c;break;case"]":"array"==state()&&states.pop(),val+=c;break;case'"':case"'":switch(state()){case"key":states.push("key char");break;case"key char":states.pop();break;case"string":c==quote&&states.pop(),val+=c;break;default:states.push("string"),val+=c,quote=c}break;case"":break;default:switch(state()){case"key":case"key char":key+=c;break;default:val+=c}}p=c}for(var i=0;i<len;++i)parse(str.charAt(i));return parse(","),"/"==this.input.charAt(0)&&(this.consume(1),tok.selfClosing=!0),tok}},indent:function(){var captures,re;this.indentRe?captures=this.indentRe.exec(this.input):(re=/^\n(\t*) */,captures=re.exec(this.input),captures&&!captures[1].length&&(re=/^\n( *)/,captures=re.exec(this.input)),captures&&captures[1].length&&(this.indentRe=re));if(captures){var tok,indents=captures[1].length;++this.lineno,this.consume(indents+1);if(" "==this.input[0]||"	"==this.input[0])throw new Error("Invalid indentation, you can use tabs or spaces but not both");if("\n"==this.input[0])return this.tok("newline");if(this.indentStack.length&&indents<this.indentStack[0]){while(this.indentStack.length&&this.indentStack[0]>indents)this.stash.push(this.tok("outdent")),this.indentStack.shift();tok=this.stash.pop()}else indents&&indents!=this.indentStack[0]?(this.indentStack.unshift(indents),tok=this.tok("indent",indents)):tok=this.tok("newline");return tok}},pipelessText:function(){if(this.pipeless){if("\n"==this.input[0])return;var i=this.input.indexOf("\n");-1==i&&(i=this.input.length);var str=this.input.substr(0,i);return this.consume(str.length),this.tok("text",str)}},colon:function(){return this.scan(/^: */,":")},advance:function(){return this.stashed()||this.next()},next:function(){return this.deferred()||this.blank()||this.eos()||this.pipelessText()||this.yield()||this.doctype()||this.interpolation()||this["case"]()||this.when()||this["default"]()||this["extends"]()||this.append()||this.prepend()||this.block()||this.include()||this.mixin()||this.call()||this.conditional()||this.each()||this["while"]()||this.assignment()||this.tag()||this.filter()||this.code()||this.id()||this.className()||this.attrs()||this.indent()||this.comment()||this.colon()||this.text()}}}),require.register("nodes/attrs.js",function(module,exports,require){var Node=require("./node"),Block=require("./block"),Attrs=module.exports=function Attrs(){this.attrs=[]};Attrs.prototype=new Node,Attrs.prototype.constructor=Attrs,Attrs.prototype.setAttribute=function(name,val,escaped){return this.attrs.push({name:name,val:val,escaped:escaped}),this},Attrs.prototype.removeAttribute=function(name){for(var i=0,len=this.attrs.length;i<len;++i)this.attrs[i]&&this.attrs[i].name==name&&delete this.attrs[i]},Attrs.prototype.getAttribute=function(name){for(var i=0,len=this.attrs.length;i<len;++i)if(this.attrs[i]&&this.attrs[i].name==name)return this.attrs[i].val}}),require.register("nodes/block-comment.js",function(module,exports,require){var Node=require("./node"),BlockComment=module.exports=function BlockComment(val,block,buffer){this.block=block,this.val=val,this.buffer=buffer};BlockComment.prototype=new Node,BlockComment.prototype.constructor=BlockComment}),require.register("nodes/block.js",function(module,exports,require){var Node=require("./node"),Block=module.exports=function Block(node){this.nodes=[],node&&this.push(node)};Block.prototype=new Node,Block.prototype.constructor=Block,Block.prototype.isBlock=!0,Block.prototype.replace=function(other){other.nodes=this.nodes},Block.prototype.push=function(node){return this.nodes.push(node)},Block.prototype.isEmpty=function(){return 0==this.nodes.length},Block.prototype.unshift=function(node){return this.nodes.unshift(node)},Block.prototype.includeBlock=function(){var ret=this,node;for(var i=0,len=this.nodes.length;i<len;++i){node=this.nodes[i];if(node.yield)return node;if(node.textOnly)continue;node.includeBlock?ret=node.includeBlock():node.block&&!node.block.isEmpty()&&(ret=node.block.includeBlock());if(ret.yield)return ret}return ret},Block.prototype.clone=function(){var clone=new Block;for(var i=0,len=this.nodes.length;i<len;++i)clone.push(this.nodes[i].clone());return clone}}),require.register("nodes/case.js",function(module,exports,require){var Node=require("./node"),Case=exports=module.exports=function Case(expr,block){this.expr=expr,this.block=block};Case.prototype=new Node,Case.prototype.constructor=Case;var When=exports.When=function When(expr,block){this.expr=expr,this.block=block,this.debug=!1};When.prototype=new Node,When.prototype.constructor=When}),require.register("nodes/code.js",function(module,exports,require){var Node=require("./node"),Code=module.exports=function Code(val,buffer,escape){this.val=val,this.buffer=buffer,this.escape=escape,val.match(/^ *else/)&&(this.debug=!1)};Code.prototype=new Node,Code.prototype.constructor=Code}),require.register("nodes/comment.js",function(module,exports,require){var Node=require("./node"),Comment=module.exports=function Comment(val,buffer){this.val=val,this.buffer=buffer};Comment.prototype=new Node,Comment.prototype.constructor=Comment}),require.register("nodes/doctype.js",function(module,exports,require){var Node=require("./node"),Doctype=module.exports=function Doctype(val){this.val=val};Doctype.prototype=new Node,Doctype.prototype.constructor=Doctype}),require.register("nodes/each.js",function(module,exports,require){var Node=require("./node"),Each=module.exports=function Each(obj,val,key,block){this.obj=obj,this.val=val,this.key=key,this.block=block};Each.prototype=new Node,Each.prototype.constructor=Each}),require.register("nodes/filter.js",function(module,exports,require){var Node=require("./node"),Block=require("./block"),Filter=module.exports=function Filter(name,block,attrs){this.name=name,this.block=block,this.attrs=attrs};Filter.prototype=new Node,Filter.prototype.constructor=Filter}),require.register("nodes/index.js",function(module,exports,require){exports.Node=require("./node"),exports.Tag=require("./tag"),exports.Code=require("./code"),exports.Each=require("./each"),exports.Case=require("./case"),exports.Text=require("./text"),exports.Block=require("./block"),exports.Mixin=require("./mixin"),exports.Filter=require("./filter"),exports.Comment=require("./comment"),exports.Literal=require("./literal"),exports.BlockComment=require("./block-comment"),exports.Doctype=require("./doctype")}),require.register("nodes/literal.js",function(module,exports,require){var Node=require("./node"),Literal=module.exports=function Literal(str){this.str=str};Literal.prototype=new Node,Literal.prototype.constructor=Literal}),require.register("nodes/mixin.js",function(module,exports,require){var Attrs=require("./attrs"),Mixin=module.exports=function Mixin(name,args,block,call){this.name=name,this.args=args,this.block=block,this.attrs=[],this.call=call};Mixin.prototype=new Attrs,Mixin.prototype.constructor=Mixin}),require.register("nodes/node.js",function(module,exports,require){var Node=module.exports=function Node(){};Node.prototype.clone=function(){return this}}),require.register("nodes/tag.js",function(module,exports,require){var Attrs=require("./attrs"),Block=require("./block"),inlineTags=require("../inline-tags"),Tag=module.exports=function Tag(name,block){this.name=name,this.attrs=[],this.block=block||new Block};Tag.prototype=new Attrs,Tag.prototype.constructor=Tag,Tag.prototype.clone=function(){var clone=new Tag(this.name,this.block.clone());return clone.line=this.line,clone.attrs=this.attrs,clone.textOnly=this.textOnly,clone},Tag.prototype.isInline=function(){return~inlineTags.indexOf(this.name)},Tag.prototype.canInline=function(){function isInline(node){return node.isBlock?node.nodes.every(isInline):node.isText||node.isInline&&node.isInline()}var nodes=this.block.nodes;if(!nodes.length)return!0;if(1==nodes.length)return isInline(nodes[0]);if(this.block.nodes.every(isInline)){for(var i=1,len=nodes.length;i<len;++i)if(nodes[i-1].isText&&nodes[i].isText)return!1;return!0}return!1}}),require.register("nodes/text.js",function(module,exports,require){var Node=require("./node"),Text=module.exports=function Text(line){this.val="","string"==typeof line&&(this.val=line)};Text.prototype=new Node,Text.prototype.constructor=Text,Text.prototype.isText=!0}),require.register("parser.js",function(module,exports,require){var Lexer=require("./lexer"),nodes=require("./nodes"),utils=require("./utils"),filters=require("./filters"),path=require("path"),extname=path.extname,Parser=exports=module.exports=function Parser(str,filename,options){this.input=str,this.lexer=new Lexer(str,options),this.filename=filename,this.blocks=[],this.mixins={},this.options=options,this.contexts=[this]},textOnly=exports.textOnly=["script","style"];Parser.prototype={context:function(parser){if(!parser)return this.contexts.pop();this.contexts.push(parser)},advance:function(){return this.lexer.advance()},skip:function(n){while(n--)this.advance()},peek:function(){return this.lookahead(1)},line:function(){return this.lexer.lineno},lookahead:function(n){return this.lexer.lookahead(n)},parse:function(){var block=new nodes.Block,parser;block.line=this.line();while("eos"!=this.peek().type)"newline"==this.peek().type?this.advance():block.push(this.parseExpr());if(parser=this.extending){this.context(parser);var ast=parser.parse();this.context();for(var name in this.mixins)ast.unshift(this.mixins[name]);return ast}return this.handleBlocks(),block},handleBlocks:function(){this.blocks.reverse();var blocksHash={};for(var i in this.blocks)if(!{}.hasOwnProperty.call(blocksHash,[this.blocks[i].name]))blocksHash[this.blocks[i].name]=this.blocks[i];else{switch(this.blocks[i].mode){case"append":blocksHash[this.blocks[i].name].nodes=blocksHash[this.blocks[i].name].nodes.concat(this.blocks[i].nodes);break;case"prepend":blocksHash[this.blocks[i].name].nodes=this.blocks[i].nodes.concat(blocksHash[this.blocks[i].name].nodes);break;default:blocksHash[this.blocks[i].name].nodes=this.blocks[i].nodes}this.blocks[i]=blocksHash[this.blocks[i].name]}},expect:function(type){if(this.peek().type===type)return this.advance();throw new Error('expected "'+type+'", but got "'+this.peek().type+'"')},accept:function(type){if(this.peek().type===type)return this.advance()},parseExpr:function(){switch(this.peek().type){case"tag":return this.parseTag();case"mixin":return this.parseMixin();case"block":return this.parseBlock();case"case":return this.parseCase();case"when":return this.parseWhen();case"default":return this.parseDefault();case"extends":return this.parseExtends();case"include":return this.parseInclude();case"doctype":return this.parseDoctype();case"filter":return this.parseFilter();case"comment":return this.parseComment();case"text":return this.parseText();case"each":return this.parseEach();case"code":return this.parseCode();case"call":return this.parseCall();case"interpolation":return this.parseInterpolation();case"yield":this.advance();var block=new nodes.Block;return block.yield=!0,block;case"id":case"class":var tok=this.advance();return this
.lexer.defer(this.lexer.tok("tag","div")),this.lexer.defer(tok),this.parseExpr();default:throw new Error('unexpected token "'+this.peek().type+'"')}},parseText:function(){var tok=this.expect("text"),node=new nodes.Text(tok.val);return node.line=this.line(),node},parseBlockExpansion:function(){return":"==this.peek().type?(this.advance(),new nodes.Block(this.parseExpr())):this.block()},parseCase:function(){var val=this.expect("case").val,node=new nodes.Case(val);return node.line=this.line(),node.block=this.block(),node},parseWhen:function(){var val=this.expect("when").val;return new nodes.Case.When(val,this.parseBlockExpansion())},parseDefault:function(){return this.expect("default"),new nodes.Case.When("default",this.parseBlockExpansion())},parseCode:function(){var tok=this.expect("code"),node=new nodes.Code(tok.val,tok.buffer,tok.escape),block,i=1;node.line=this.line();while(this.lookahead(i)&&"newline"==this.lookahead(i).type)++i;return block="indent"==this.lookahead(i).type,block&&(this.skip(i-1),node.block=this.block()),node},parseComment:function(){var tok=this.expect("comment"),node;return"indent"==this.peek().type?node=new nodes.BlockComment(tok.val,this.block(),tok.buffer):node=new nodes.Comment(tok.val,tok.buffer),node.line=this.line(),node},parseDoctype:function(){var tok=this.expect("doctype"),node=new nodes.Doctype(tok.val);return node.line=this.line(),node},parseFilter:function(){var tok=this.expect("filter"),attrs=this.accept("attrs"),block;this.lexer.pipeless=!0,block=this.parseTextBlock(),this.lexer.pipeless=!1;var node=new nodes.Filter(tok.val,block,attrs&&attrs.attrs);return node.line=this.line(),node},parseEach:function(){var tok=this.expect("each"),node=new nodes.Each(tok.code,tok.val,tok.key);return node.line=this.line(),node.block=this.block(),this.peek().type=="code"&&this.peek().val=="else"&&(this.advance(),node.alternative=this.block()),node},resolvePath:function(path,purpose){var p=require("path"),dirname=p.dirname,basename=p.basename,join=p.join;if(path[0]!=="/"&&!this.filename)throw new Error('the "filename" option is required to use "'+purpose+'" with "relative" paths');if(path[0]==="/"&&!this.options.basedir)throw new Error('the "basedir" option is required to use "'+purpose+'" with "absolute" paths');return path=join(path[0]==="/"?this.options.basedir:dirname(this.filename),path),basename(path).indexOf(".")===-1&&(path+=".jade"),path},parseExtends:function(){var fs=require("fs"),path=this.resolvePath(this.expect("extends").val.trim(),"extends");".jade"!=path.substr(-5)&&(path+=".jade");var str=fs.readFileSync(path,"utf8"),parser=new Parser(str,path,this.options);return parser.blocks=this.blocks.reverse(),parser.contexts=this.contexts,this.extending=parser,new nodes.Literal("")},parseBlock:function(){var block=this.expect("block"),mode=block.mode,name=block.val.trim();return block="indent"==this.peek().type?this.block():new nodes.Block(new nodes.Literal("")),block.mode=mode,block.name=name,this.blocks.push(block),block},parseInclude:function(){var fs=require("fs"),path=this.resolvePath(this.expect("include").val.trim(),"include");if(".jade"!=path.substr(-5)){var str=fs.readFileSync(path,"utf8").replace(/\r/g,""),ext=extname(path).slice(1);return filters.exists(ext)&&(str=filters(ext,str,{filename:path})),new nodes.Literal(str)}var str=fs.readFileSync(path,"utf8"),parser=new Parser(str,path,this.options);parser.blocks=utils.merge([],this.blocks),parser.mixins=this.mixins,this.context(parser);var ast=parser.parse();return this.context(),ast.filename=path,"indent"==this.peek().type&&ast.includeBlock().push(this.block()),ast},parseCall:function(){var tok=this.expect("call"),name=tok.val,args=tok.args,mixin=new nodes.Mixin(name,args,new nodes.Block,!0);return this.tag(mixin),mixin.block.isEmpty()&&(mixin.block=null),mixin},parseMixin:function(){var tok=this.expect("mixin"),name=tok.val,args=tok.args,mixin;return"indent"==this.peek().type?(mixin=new nodes.Mixin(name,args,this.block(),!1),this.mixins[name]=mixin,mixin):new nodes.Mixin(name,args,null,!0)},parseTextBlock:function(){var block=new nodes.Block;block.line=this.line();var spaces=this.expect("indent").val;null==this._spaces&&(this._spaces=spaces);var indent=Array(spaces-this._spaces+1).join(" ");while("outdent"!=this.peek().type)switch(this.peek().type){case"newline":this.advance();break;case"indent":this.parseTextBlock().nodes.forEach(function(node){block.push(node)});break;default:var text=new nodes.Text(indent+this.advance().val);text.line=this.line(),block.push(text)}return spaces==this._spaces&&(this._spaces=null),this.expect("outdent"),block},block:function(){var block=new nodes.Block;block.line=this.line(),this.expect("indent");while("outdent"!=this.peek().type)"newline"==this.peek().type?this.advance():block.push(this.parseExpr());return this.expect("outdent"),block},parseInterpolation:function(){var tok=this.advance(),tag=new nodes.Tag(tok.val);return tag.buffer=!0,this.tag(tag)},parseTag:function(){var i=2;"attrs"==this.lookahead(i).type&&++i;var tok=this.advance(),tag=new nodes.Tag(tok.val);return tag.selfClosing=tok.selfClosing,this.tag(tag)},tag:function(tag){var dot;tag.line=this.line();e:for(;;)switch(this.peek().type){case"id":case"class":var tok=this.advance();tag.setAttribute(tok.type,"'"+tok.val+"'");continue;case"attrs":var tok=this.advance(),obj=tok.attrs,escaped=tok.escaped,names=Object.keys(obj);tok.selfClosing&&(tag.selfClosing=!0);for(var i=0,len=names.length;i<len;++i){var name=names[i],val=obj[name];tag.setAttribute(name,val,escaped[name])}continue;default:break e}"."==this.peek().val&&(dot=tag.textOnly=!0,this.advance());switch(this.peek().type){case"text":tag.block.push(this.parseText());break;case"code":tag.code=this.parseCode();break;case":":this.advance(),tag.block=new nodes.Block,tag.block.push(this.parseExpr())}while("newline"==this.peek().type)this.advance();tag.textOnly=tag.textOnly||~textOnly.indexOf(tag.name);if("script"==tag.name){var type=tag.getAttribute("type");!dot&&type&&"text/javascript"!=type.replace(/^['"]|['"]$/g,"")&&(tag.textOnly=!1)}if("indent"==this.peek().type)if(tag.textOnly)this.lexer.pipeless=!0,tag.block=this.parseTextBlock(),this.lexer.pipeless=!1;else{var block=this.block();if(tag.block)for(var i=0,len=block.nodes.length;i<len;++i)tag.block.push(block.nodes[i]);else tag.block=block}return tag}}}),require.register("runtime.js",function(module,exports,require){function nulls(val){return val!=null}Array.isArray||(Array.isArray=function(arr){return"[object Array]"==Object.prototype.toString.call(arr)}),Object.keys||(Object.keys=function(obj){var arr=[];for(var key in obj)obj.hasOwnProperty(key)&&arr.push(key);return arr}),exports.merge=function merge(a,b){var ac=a["class"],bc=b["class"];if(ac||bc)ac=ac||[],bc=bc||[],Array.isArray(ac)||(ac=[ac]),Array.isArray(bc)||(bc=[bc]),ac=ac.filter(nulls),bc=bc.filter(nulls),a["class"]=ac.concat(bc).join(" ");for(var key in b)key!="class"&&(a[key]=b[key]);return a},exports.attrs=function attrs(obj,escaped){var buf=[],terse=obj.terse;delete obj.terse;var keys=Object.keys(obj),len=keys.length;if(len){buf.push("");for(var i=0;i<len;++i){var key=keys[i],val=obj[key];"boolean"==typeof val||null==val?val&&(terse?buf.push(key):buf.push(key+'="'+key+'"')):0==key.indexOf("data")&&"string"!=typeof val?buf.push(key+"='"+JSON.stringify(val)+"'"):"class"==key&&Array.isArray(val)?buf.push(key+'="'+exports.escape(val.join(" "))+'"'):escaped&&escaped[key]?buf.push(key+'="'+exports.escape(val)+'"'):buf.push(key+'="'+val+'"')}}return buf.join(" ")},exports.escape=function escape(html){return String(html).replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/"/g,"&quot;")},exports.rethrow=function rethrow(err,filename,lineno){if(!filename)throw err;if(typeof window!="undefined")throw err;var context=3,str=require("fs").readFileSync(filename,"utf8"),lines=str.split("\n"),start=Math.max(lineno-context,0),end=Math.min(lines.length,lineno+context),context=lines.slice(start,end).map(function(line,i){var curr=i+start+1;return(curr==lineno?"  > ":"    ")+curr+"| "+line}).join("\n");throw err.path=filename,err.message=(filename||"Jade")+":"+lineno+"\n"+context+"\n\n"+err.message,err}}),require.register("self-closing.js",function(module,exports,require){module.exports=["meta","img","link","input","source","area","base","col","br","hr"]}),require.register("utils.js",function(module,exports,require){exports.merge=function(a,b){for(var key in b)a[key]=b[key];return a}}),require("jade")}();