User:YuviPanda/js-utils/Handlebars.js

// lib/handlebars/base.js var Handlebars = {};

Handlebars.VERSION = "1.0.beta.6";

Handlebars.helpers = {}; Handlebars.partials = {};

Handlebars.registerHelper = function(name, fn, inverse) { if(inverse) { fn.not = inverse; } this.helpers[name] = fn; };

Handlebars.registerPartial = function(name, str) { this.partials[name] = str; };

Handlebars.registerHelper('helperMissing', function(arg) { if(arguments.length === 2) {    return undefined;  } else {    throw new Error("Could not find property '" + arg + "'");  } });

var toString = Object.prototype.toString, functionType = "[object Function]";

Handlebars.registerHelper('blockHelperMissing', function(context, options) { var inverse = options.inverse || function {}, fn = options.fn;

var ret = ""; var type = toString.call(context);

if(type === functionType) { context = context.call(this); }

if(context === true) { return fn(this); } else if(context === false || context == null) { return inverse(this); } else if(type === "[object Array]") { if(context.length > 0) { for(var i=0, j=context.length; i 0) { for(var i=0, j=context.length; i<j; i++) { ret = ret + fn(context[i]); } } else { ret = inverse(this); } return ret; });

Handlebars.registerHelper('if', function(context, options) { var type = toString.call(context);  if(type === functionType) { context = context.call(this); }

if(!context || Handlebars.Utils.isEmpty(context)) { return options.inverse(this); } else { return options.fn(this); } });

Handlebars.registerHelper('unless', function(context, options) { var fn = options.fn, inverse = options.inverse;  options.fn = inverse;  options.inverse = fn;

return Handlebars.helpers['if'].call(this, context, options); });

Handlebars.registerHelper('with', function(context, options) { return options.fn(context); });

Handlebars.registerHelper('log', function(context) { Handlebars.log(context); }); // lib/handlebars/compiler/parser.js /* Jison generated parser */ var handlebars = (function{

var parser = {trace: function trace { }, yy: {}, symbols_: {"error":2,"root":3,"program":4,"EOF":5,"statements":6,"simpleInverse":7,"statement":8,"openInverse":9,"closeBlock":10,"openBlock":11,"mustache":12,"partial":13,"CONTENT":14,"COMMENT":15,"OPEN_BLOCK":16,"inMustache":17,"CLOSE":18,"OPEN_INVERSE":19,"OPEN_ENDBLOCK":20,"path":21,"OPEN":22,"OPEN_UNESCAPED":23,"OPEN_PARTIAL":24,"params":25,"hash":26,"param":27,"STRING":28,"INTEGER":29,"BOOLEAN":30,"hashSegments":31,"hashSegment":32,"ID":33,"EQUALS":34,"pathSegments":35,"SEP":36,"$accept":0,"$end":1}, terminals_: {2:"error",5:"EOF",14:"CONTENT",15:"COMMENT",16:"OPEN_BLOCK",18:"CLOSE",19:"OPEN_INVERSE",20:"OPEN_ENDBLOCK",22:"OPEN",23:"OPEN_UNESCAPED",24:"OPEN_PARTIAL",28:"STRING",29:"INTEGER",30:"BOOLEAN",33:"ID",34:"EQUALS",36:"SEP"}, productions_: [0,[3,2],[4,3],[4,1],[4,0],[6,1],[6,2],[8,3],[8,3],[8,1],[8,1],[8,1],[8,1],[11,3],[9,3],[10,3],[12,3],[12,3],[13,3],[13,4],[7,2],[17,3],[17,2],[17,2],[17,1],[25,2],[25,1],[27,1],[27,1],[27,1],[27,1],[26,1],[31,2],[31,1],[32,3],[32,3],[32,3],[32,3],[21,1],[35,3],[35,1]], performAction: function anonymous(yytext,yyleng,yylineno,yy,yystate,$$,_$) {

var $0 = $$.length - 1; switch (yystate) { case 1: return $$[$0-1] break; case 2: this.$ = new yy.ProgramNode($$[$0-2], $$[$0]) break; case 3: this.$ = new yy.ProgramNode($$[$0]) break; case 4: this.$ = new yy.ProgramNode([]) break; case 5: this.$ = [$$[$0]] break; case 6: $$[$0-1].push($$[$0]); this.$ = $$[$0-1] break; case 7: this.$ = new yy.InverseNode($$[$0-2], $$[$0-1], $$[$0]) break; case 8: this.$ = new yy.BlockNode($$[$0-2], $$[$0-1], $$[$0]) break; case 9: this.$ = $$[$0] break; case 10: this.$ = $$[$0] break; case 11: this.$ = new yy.ContentNode($$[$0]) break; case 12: this.$ = new yy.CommentNode($$[$0]) break; case 13: this.$ = new yy.MustacheNode($$[$0-1][0], $$[$0-1][1]) break; case 14: this.$ = new yy.MustacheNode($$[$0-1][0], $$[$0-1][1]) break; case 15: this.$ = $$[$0-1] break; case 16: this.$ = new yy.MustacheNode($$[$0-1][0], $$[$0-1][1]) break; case 17: this.$ = new yy.MustacheNode($$[$0-1][0], $$[$0-1][1], true) break; case 18: this.$ = new yy.PartialNode($$[$0-1]) break; case 19: this.$ = new yy.PartialNode($$[$0-2], $$[$0-1]) break; case 20: break; case 21: this.$ = $[$0-2.concat($$[$0-1]), $$[$0]] break; case 22: this.$ = $[$0-1.concat($$[$0]), null] break; case 23: this.$ = $[$0-1, $$[$0]] break; case 24: this.$ = $[$0, null] break; case 25: $$[$0-1].push($$[$0]); this.$ = $$[$0-1]; break; case 26: this.$ = [$$[$0]] break; case 27: this.$ = $$[$0] break; case 28: this.$ = new yy.StringNode($$[$0]) break; case 29: this.$ = new yy.IntegerNode($$[$0]) break; case 30: this.$ = new yy.BooleanNode($$[$0]) break; case 31: this.$ = new yy.HashNode($$[$0]) break; case 32: $$[$0-1].push($$[$0]); this.$ = $$[$0-1] break; case 33: this.$ = [$$[$0]] break; case 34: this.$ = [$$[$0-2], $$[$0]] break; case 35: this.$ = [$$[$0-2], new yy.StringNode($$[$0])] break; case 36: this.$ = [$$[$0-2], new yy.IntegerNode($$[$0])] break; case 37: this.$ = [$$[$0-2], new yy.BooleanNode($$[$0])] break; case 38: this.$ = new yy.IdNode($$[$0]) break; case 39: $$[$0-2].push($$[$0]); this.$ = $$[$0-2]; break; case 40: this.$ = [$$[$0]] break; } }, table: [{3:1,4:2,5:[2,4],6:3,8:4,9:5,11:6,12:7,13:8,14:[1,9],15:[1,10],16:[1,12],19:[1,11],22:[1,13],23:[1,14],24:[1,15]},{1:[3]},{5:[1,16]},{5:[2,3],7:17,8:18,9:5,11:6,12:7,13:8,14:[1,9],15:[1,10],16:[1,12],19:[1,19],20:[2,3],22:[1,13],23:[1,14],24:[1,15]},{5:[2,5],14:[2,5],15:[2,5],16:[2,5],19:[2,5],20:[2,5],22:[2,5],23:[2,5],24:[2,5]},{4:20,6:3,8:4,9:5,11:6,12:7,13:8,14:[1,9],15:[1,10],16:[1,12],19:[1,11],20:[2,4],22:[1,13],23:[1,14],24:[1,15]},{4:21,6:3,8:4,9:5,11:6,12:7,13:8,14:[1,9],15:[1,10],16:[1,12],19:[1,11],20:[2,4],22:[1,13],23:[1,14],24:[1,15]},{5:[2,9],14:[2,9],15:[2,9],16:[2,9],19:[2,9],20:[2,9],22:[2,9],23:[2,9],24:[2,9]},{5:[2,10],14:[2,10],15:[2,10],16:[2,10],19:[2,10],20:[2,10],22:[2,10],23:[2,10],24:[2,10]},{5:[2,11],14:[2,11],15:[2,11],16:[2,11],19:[2,11],20:[2,11],22:[2,11],23:[2,11],24:[2,11]},{5:[2,12],14:[2,12],15:[2,12],16:[2,12],19:[2,12],20:[2,12],22:[2,12],23:[2,12],24:[2,12]},{17:22,21:23,33:[1,25],35:24},{17:26,21:23,33:[1,25],35:24},{17:27,21:23,33:[1,25],35:24},{17:28,21:23,33:[1,25],35:24},{21:29,33:[1,25],35:24},{1:[2,1]},{6:30,8:4,9:5,11:6,12:7,13:8,14:[1,9],15:[1,10],16:[1,12],19:[1,11],22:[1,13],23:[1,14],24:[1,15]},{5:[2,6],14:[2,6],15:[2,6],16:[2,6],19:[2,6],20:[2,6],22:[2,6],23:[2,6],24:[2,6]},{17:22,18:[1,31],21:23,33:[1,25],35:24},{10:32,20:[1,33]},{10:34,20:[1,33]},{18:[1,35]},{18:[2,24],21:40,25:36,26:37,27:38,28:[1,41],29:[1,42],30:[1,43],31:39,32:44,33:[1,45],35:24},{18:[2,38],28:[2,38],29:[2,38],30:[2,38],33:[2,38],36:[1,46]},{18:[2,40],28:[2,40],29:[2,40],30:[2,40],33:[2,40],36:[2,40]},{18:[1,47]},{18:[1,48]},{18:[1,49]},{18:[1,50],21:51,33:[1,25],35:24},{5:[2,2],8:18,9:5,11:6,12:7,13:8,14:[1,9],15:[1,10],16:[1,12],19:[1,11],20:[2,2],22:[1,13],23:[1,14],24:[1,15]},{14:[2,20],15:[2,20],16:[2,20],19:[2,20],22:[2,20],23:[2,20],24:[2,20]},{5:[2,7],14:[2,7],15:[2,7],16:[2,7],19:[2,7],20:[2,7],22:[2,7],23:[2,7],24:[2,7]},{21:52,33:[1,25],35:24},{5:[2,8],14:[2,8],15:[2,8],16:[2,8],19:[2,8],20:[2,8],22:[2,8],23:[2,8],24:[2,8]},{14:[2,14],15:[2,14],16:[2,14],19:[2,14],20:[2,14],22:[2,14],23:[2,14],24:[2,14]},{18:[2,22],21:40,26:53,27:54,28:[1,41],29:[1,42],30:[1,43],31:39,32:44,33:[1,45],35:24},{18:[2,23]},{18:[2,26],28:[2,26],29:[2,26],30:[2,26],33:[2,26]},{18:[2,31],32:55,33:[1,56]},{18:[2,27],28:[2,27],29:[2,27],30:[2,27],33:[2,27]},{18:[2,28],28:[2,28],29:[2,28],30:[2,28],33:[2,28]},{18:[2,29],28:[2,29],29:[2,29],30:[2,29],33:[2,29]},{18:[2,30],28:[2,30],29:[2,30],30:[2,30],33:[2,30]},{18:[2,33],33:[2,33]},{18:[2,40],28:[2,40],29:[2,40],30:[2,40],33:[2,40],34:[1,57],36:[2,40]},{33:[1,58]},{14:[2,13],15:[2,13],16:[2,13],19:[2,13],20:[2,13],22:[2,13],23:[2,13],24:[2,13]},{5:[2,16],14:[2,16],15:[2,16],16:[2,16],19:[2,16],20:[2,16],22:[2,16],23:[2,16],24:[2,16]},{5:[2,17],14:[2,17],15:[2,17],16:[2,17],19:[2,17],20:[2,17],22:[2,17],23:[2,17],24:[2,17]},{5:[2,18],14:[2,18],15:[2,18],16:[2,18],19:[2,18],20:[2,18],22:[2,18],23:[2,18],24:[2,18]},{18:[1,59]},{18:[1,60]},{18:[2,21]},{18:[2,25],28:[2,25],29:[2,25],30:[2,25],33:[2,25]},{18:[2,32],33:[2,32]},{34:[1,57]},{21:61,28:[1,62],29:[1,63],30:[1,64],33:[1,25],35:24},{18:[2,39],28:[2,39],29:[2,39],30:[2,39],33:[2,39],36:[2,39]},{5:[2,19],14:[2,19],15:[2,19],16:[2,19],19:[2,19],20:[2,19],22:[2,19],23:[2,19],24:[2,19]},{5:[2,15],14:[2,15],15:[2,15],16:[2,15],19:[2,15],20:[2,15],22:[2,15],23:[2,15],24:[2,15]},{18:[2,34],33:[2,34]},{18:[2,35],33:[2,35]},{18:[2,36],33:[2,36]},{18:[2,37],33:[2,37]}], defaultActions: {16:[2,1],37:[2,23],53:[2,21]}, parseError: function parseError(str, hash) { throw new Error(str); }, parse: function parse(input) { var self = this, stack = [0], vstack = [null], lstack = [], table = this.table, yytext = "", yylineno = 0, yyleng = 0, recovering = 0, TERROR = 2, EOF = 1; this.lexer.setInput(input); this.lexer.yy = this.yy; this.yy.lexer = this.lexer; if (typeof this.lexer.yylloc == "undefined") this.lexer.yylloc = {}; var yyloc = this.lexer.yylloc; lstack.push(yyloc); if (typeof this.yy.parseError === "function") this.parseError = this.yy.parseError; function popStack(n) { stack.length = stack.length - 2 * n;       vstack.length = vstack.length - n;        lstack.length = lstack.length - n;    } function lex { var token; token = self.lexer.lex || 1; if (typeof token !== "number") { token = self.symbols_[token] || token; }       return token; }   var symbol, preErrorSymbol, state, action, a, r, yyval = {}, p, len, newState, expected; while (true) { state = stack[stack.length - 1]; if (this.defaultActions[state]) { action = this.defaultActions[state]; } else { if (symbol == null) symbol = lex; action = table[state] && table[state][symbol]; }       if (typeof action === "undefined" || !action.length || !action[0]) { if (!recovering) { expected = []; for (p in table[state]) if (this.terminals_[p] && p > 2) { expected.push("'" + this.terminals_[p] + "'"); }               var errStr = ""; if (this.lexer.showPosition) { errStr = "Parse error on line " + (yylineno + 1) + ":\n" + this.lexer.showPosition + "\nExpecting " + expected.join(", ") + ", got '" + this.terminals_[symbol] + "'"; } else { errStr = "Parse error on line " + (yylineno + 1) + ": Unexpected " + (symbol == 1?"end of input":"'" + (this.terminals_[symbol] || symbol) + "'"); }               this.parseError(errStr, {text: this.lexer.match, token: this.terminals_[symbol] || symbol, line: this.lexer.yylineno, loc: yyloc, expected: expected}); }       }        if (action[0] instanceof Array && action.length > 1) { throw new Error("Parse Error: multiple actions possible at state: " + state + ", token: " + symbol); }       switch (action[0]) { case 1: stack.push(symbol); vstack.push(this.lexer.yytext); lstack.push(this.lexer.yylloc); stack.push(action[1]); symbol = null; if (!preErrorSymbol) { yyleng = this.lexer.yyleng; yytext = this.lexer.yytext; yylineno = this.lexer.yylineno; yyloc = this.lexer.yylloc; if (recovering > 0) recovering--; } else { symbol = preErrorSymbol; preErrorSymbol = null; }           break; case 2: len = this.productions_[action[1]][1]; yyval.$ = vstack[vstack.length - len]; yyval._$ = {first_line: lstack[lstack.length - (len || 1)].first_line, last_line: lstack[lstack.length - 1].last_line, first_column: lstack[lstack.length - (len || 1)].first_column, last_column: lstack[lstack.length - 1].last_column}; r = this.performAction.call(yyval, yytext, yyleng, yylineno, this.yy, action[1], vstack, lstack); if (typeof r !== "undefined") { return r;           } if (len) { stack = stack.slice(0, -1 * len * 2); vstack = vstack.slice(0, -1 * len); lstack = lstack.slice(0, -1 * len); }           stack.push(this.productions_[action[1]][0]); vstack.push(yyval.$); lstack.push(yyval._$); newState = table[stack[stack.length - 2]][stack[stack.length - 1]]; stack.push(newState); break; case 3: return true; }   }    return true; } };/* Jison generated lexer */ var lexer = (function{

var lexer = ({EOF:1, parseError:function parseError(str, hash) {       if (this.yy.parseError) {            this.yy.parseError(str, hash);        } else {            throw new Error(str);        }    }, setInput:function (input) {        this._input = input;        this._more = this._less = this.done = false;        this.yylineno = this.yyleng = 0;        this.yytext = this.matched = this.match = '';        this.conditionStack = ['INITIAL'];        this.yylloc = {first_line:1,first_column:0,last_line:1,last_column:0};        return this;    }, input:function  {        var ch = this._input[0];        this.yytext+=ch;        this.yyleng++;        this.match+=ch;        this.matched+=ch;        var lines = ch.match(/\n/);        if (lines) this.yylineno++;        this._input = this._input.slice(1);        return ch;    }, unput:function (ch) {        this._input = ch + this._input;        return this; }, more:function { this._more = true; return this; }, pastInput:function { var past = this.matched.substr(0, this.matched.length - this.match.length); return (past.length > 20 ? '...':'') + past.substr(-20).replace(/\n/g, ""); }, upcomingInput:function { var next = this.match; if (next.length < 20) { next += this._input.substr(0, 20-next.length); }       return (next.substr(0,20)+(next.length > 20 ? '...':'')).replace(/\n/g, ""); }, showPosition:function { var pre = this.pastInput; var c = new Array(pre.length + 1).join("-"); return pre + this.upcomingInput + "\n" + c+"^"; }, next:function { if (this.done) { return this.EOF; }       if (!this._input) this.done = true;

var token, match, col, lines; if (!this._more) { this.yytext = ''; this.match = ''; }       var rules = this._currentRules; for (var i=0;i < rules.length; i++) { match = this._input.match(this.rules[rules[i]]); if (match) { lines = match[0].match(/\n.*/g); if (lines) this.yylineno += lines.length; this.yylloc = {first_line: this.yylloc.last_line, last_line: this.yylineno+1, first_column: this.yylloc.last_column, last_column: lines ? lines[lines.length-1].length-1 : this.yylloc.last_column + match[0].length} this.yytext += match[0]; this.match += match[0]; this.matches = match; this.yyleng = this.yytext.length; this._more = false; this._input = this._input.slice(match[0].length); this.matched += match[0]; token = this.performAction.call(this, this.yy, this, rules[i],this.conditionStack[this.conditionStack.length-1]); if (token) return token; else return; }       }        if (this._input === "") { return this.EOF; } else { this.parseError('Lexical error on line '+(this.yylineno+1)+'. Unrecognized text.\n'+this.showPosition,                    {text: "", token: null, line: this.yylineno}); }   }, lex:function lex { var r = this.next; if (typeof r !== 'undefined') { return r;       } else { return this.lex; }   }, begin:function begin(condition) { this.conditionStack.push(condition); }, popState:function popState { return this.conditionStack.pop; }, _currentRules:function _currentRules { return this.conditions[this.conditionStack[this.conditionStack.length-1]].rules; }, topState:function { return this.conditionStack[this.conditionStack.length-2]; }, pushState:function begin(condition) { this.begin(condition); }}); lexer.performAction = function anonymous(yy,yy_,$avoiding_name_collisions,YY_START) {

var YYSTATE=YY_START switch($avoiding_name_collisions) { case 0: if(yy_.yytext.slice(-1) !== "\\") this.begin("mu"); if(yy_.yytext.slice(-1) === "\\") yy_.yytext = yy_.yytext.substr(0,yy_.yyleng-1), this.begin("emu"); if(yy_.yytext) return 14; break; case 1: return 14; break; case 2: this.popState; return 14; break; case 3: return 24; break; case 4: return 16; break; case 5: return 20; break; case 6: return 19; break; case 7: return 19; break; case 8: return 23; break; case 9: return 23; break; case 10: yy_.yytext = yy_.yytext.substr(3,yy_.yyleng-5); this.popState; return 15; break; case 11: return 22; break; case 12: return 34; break; case 13: return 33; break; case 14: return 33; break; case 15: return 36; break; case 16: /*ignore whitespace*/ break; case 17: this.popState; return 18; break; case 18: this.popState; return 18; break; case 19: yy_.yytext = yy_.yytext.substr(1,yy_.yyleng-2).replace(/\\"/g,'"'); return 28; break; case 20: return 30; break; case 21: return 30; break; case 22: return 29; break; case 23: return 33; break; case 24: yy_.yytext = yy_.yytext.substr(1, yy_.yyleng-2); return 33; break; case 25: return 'INVALID'; break; case 26: return 5; break; } }; lexer.rules = [/^[^\x00]*?(?=(\{\{))/,/^[^\x00]+/,/^[^\x00]{2,}?(?=(\{\{))/,/^\{\{>/,/^\{\{#/,/^\{\{\//,/^\{\{\^/,/^\{\{\s*else\b/,/^\{\{\{/,/^\{\{&/,/^\{\{![\s\S]*?\}\}/,/^\{\{/,/^=/,/^\.(?=[} ])/,/^\.\./,/^[\/.]/,/^\s+/,/^\}\}\}/,/^\}\}/,/^"(\\["]|[^"])*"/,/^true(?=[}\s])/,/^false(?=[}\s])/,/^[0-9]+(?=[}\s])/,/^[a-zA-Z0-9_$-]+(?=[=}\s\/.])/,/^\^\*\]/,/^./,/^$/]; lexer.conditions = {"mu":{"rules":[3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26],"inclusive":false},"emu":{"rules":[2],"inclusive":false},"INITIAL":{"rules":[0,1,26],"inclusive":true}};return lexer;}) parser.lexer = lexer; return parser; }); if (typeof require !== 'undefined' && typeof exports !== 'undefined') { exports.parser = handlebars; exports.parse = function { return handlebars.parse.apply(handlebars, arguments); } exports.main = function commonjsMain(args) { if (!args[1]) throw new Error('Usage: '+args[0]+' FILE'); if (typeof process !== 'undefined') { var source = require('fs').readFileSync(require('path').join(process.cwd, args[1]), "utf8"); } else { var cwd = require("file").path(require("file").cwd); var source = cwd.join(args[1]).read({charset: "utf-8"}); }   return exports.parser.parse(source); } if (typeof module !== 'undefined' && require.main === module) { exports.main(typeof process !== 'undefined' ? process.argv.slice(1) : require("system").args); } }; // lib/handlebars/compiler/base.js Handlebars.Parser = handlebars;

Handlebars.parse = function(string) { Handlebars.Parser.yy = Handlebars.AST; return Handlebars.Parser.parse(string); };

Handlebars.print = function(ast) { return new Handlebars.PrintVisitor.accept(ast); };

Handlebars.logger = { DEBUG: 0, INFO: 1, WARN: 2, ERROR: 3, level: 3,

// override in the host environment log: function(level, str) {} };

Handlebars.log = function(level, str) { Handlebars.logger.log(level, str); }; // lib/handlebars/compiler/ast.js (function {

Handlebars.AST = {};

Handlebars.AST.ProgramNode = function(statements, inverse) { this.type = "program"; this.statements = statements; if(inverse) { this.inverse = new Handlebars.AST.ProgramNode(inverse); } };

Handlebars.AST.MustacheNode = function(params, hash, unescaped) { this.type = "mustache"; this.id = params[0]; this.params = params.slice(1); this.hash = hash; this.escaped = !unescaped; };

Handlebars.AST.PartialNode = function(id, context) { this.type   = "partial";

// TODO: disallow complex IDs

this.id     = id; this.context = context; };

var verifyMatch = function(open, close) { if(open.original !== close.original) { throw new Handlebars.Exception(open.original + " doesn't match " + close.original); } };

Handlebars.AST.BlockNode = function(mustache, program, close) { verifyMatch(mustache.id, close); this.type = "block"; this.mustache = mustache; this.program = program; };

Handlebars.AST.InverseNode = function(mustache, program, close) { verifyMatch(mustache.id, close); this.type = "inverse"; this.mustache = mustache; this.program = program; };

Handlebars.AST.ContentNode = function(string) { this.type = "content"; this.string = string; };

Handlebars.AST.HashNode = function(pairs) { this.type = "hash"; this.pairs = pairs; };

Handlebars.AST.IdNode = function(parts) { this.type = "ID"; this.original = parts.join(".");

var dig = [], depth = 0;

for(var i=0,l=parts.length; i<l; i++) { var part = parts[i];

if(part === "..") { depth++; } else if(part === "." || part === "this") { this.isScoped = true; } else { dig.push(part); } }

this.parts   = dig; this.string  = dig.join('.'); this.depth   = depth; this.isSimple = (dig.length === 1) && (depth === 0); };

Handlebars.AST.StringNode = function(string) { this.type = "STRING"; this.string = string; };

Handlebars.AST.IntegerNode = function(integer) { this.type = "INTEGER"; this.integer = integer; };

Handlebars.AST.BooleanNode = function(bool) { this.type = "BOOLEAN"; this.bool = bool; };

Handlebars.AST.CommentNode = function(comment) { this.type = "comment"; this.comment = comment; };

});; // lib/handlebars/utils.js Handlebars.Exception = function(message) { var tmp = Error.prototype.constructor.apply(this, arguments);

for (var p in tmp) { if (tmp.hasOwnProperty(p)) { this[p] = tmp[p]; } }

this.message = tmp.message; }; Handlebars.Exception.prototype = new Error;

// Build out our basic SafeString type Handlebars.SafeString = function(string) { this.string = string; }; Handlebars.SafeString.prototype.toString = function { return this.string.toString; };

(function { var escape = {    "<": "&lt;",    ">": "&gt;",    '"': "&quot;",    "'": "&#x27;",    "`": "&#x60;"  };

var badChars = /&(?!\w+;)|[<>"'`]/g; var possible = /[&<>"'`]/;

var escapeChar = function(chr) { return escape[chr] || "&amp;"; };

Handlebars.Utils = { escapeExpression: function(string) { // don't escape SafeStrings, since they're already safe if (string instanceof Handlebars.SafeString) { return string.toString; } else if (string == null || string === false) { return ""; }

if(!possible.test(string)) { return string; } return string.replace(badChars, escapeChar); },

isEmpty: function(value) { if (typeof value === "undefined") { return true; } else if (value === null) { return true; } else if (value === false) { return true; } else if(Object.prototype.toString.call(value) === "[object Array]" && value.length === 0) { return true; } else { return false; }   }  }; });; // lib/handlebars/compiler/compiler.js Handlebars.Compiler = function {}; Handlebars.JavaScriptCompiler = function {};

(function(Compiler, JavaScriptCompiler) { Compiler.OPCODE_MAP = {    appendContent: 1,    getContext: 2,    lookupWithHelpers: 3,    lookup: 4,    append: 5,    invokeMustache: 6,    appendEscaped: 7,    pushString: 8,    truthyOrFallback: 9,    functionOrFallback: 10,    invokeProgram: 11,    invokePartial: 12,    push: 13,    assignToHash: 15,    pushStringParam: 16  };

Compiler.MULTI_PARAM_OPCODES = { appendContent: 1, getContext: 1, lookupWithHelpers: 2, lookup: 1, invokeMustache: 3, pushString: 1, truthyOrFallback: 1, functionOrFallback: 1, invokeProgram: 3, invokePartial: 1, push: 1, assignToHash: 1, pushStringParam: 1 };

Compiler.DISASSEMBLE_MAP = {};

for(var prop in Compiler.OPCODE_MAP) { var value = Compiler.OPCODE_MAP[prop]; Compiler.DISASSEMBLE_MAP[value] = prop; }

Compiler.multiParamSize = function(code) { return Compiler.MULTI_PARAM_OPCODES[Compiler.DISASSEMBLE_MAP[code]]; };

Compiler.prototype = { compiler: Compiler,

disassemble: function { var opcodes = this.opcodes, opcode, nextCode; var out = [], str, name, value;

for(var i=0, l=opcodes.length; i<l; i++) { opcode = opcodes[i];

if(opcode === 'DECLARE') { name = opcodes[++i]; value = opcodes[++i]; out.push("DECLARE " + name + " = " + value); } else { str = Compiler.DISASSEMBLE_MAP[opcode];

var extraParams = Compiler.multiParamSize(opcode); var codes = [];

for(var j=0; j<extraParams; j++) { nextCode = opcodes[++i];

if(typeof nextCode === "string") { nextCode = "\"" + nextCode.replace("\n", "\\n") + "\""; }

codes.push(nextCode); }

str = str + " " + codes.join(" ");

out.push(str); }     }

return out.join("\n"); },

guid: 0,

compile: function(program, options) { this.children = []; this.depths = {list: []}; this.options = options;

// These changes will propagate to the other compiler components var knownHelpers = this.options.knownHelpers; this.options.knownHelpers = { 'helperMissing': true, 'blockHelperMissing': true, 'each': true, 'if': true, 'unless': true, 'with': true, 'log': true };     if (knownHelpers) { for (var name in knownHelpers) { this.options.knownHelpers[name] = knownHelpers[name]; }     }

return this.program(program); },

accept: function(node) { return this[node.type](node); },

program: function(program) { var statements = program.statements, statement; this.opcodes = [];

for(var i=0, l=statements.length; i<l; i++) { statement = statements[i]; this[statement.type](statement); }     this.isSimple = l === 1;

this.depths.list = this.depths.list.sort(function(a, b) {       return a - b;      });

return this; },

compileProgram: function(program) { var result = new this.compiler.compile(program, this.options); var guid = this.guid++;

this.usePartial = this.usePartial || result.usePartial;

this.children[guid] = result;

for(var i=0, l=result.depths.list.length; i<l; i++) { depth = result.depths.list[i];

if(depth < 2) { continue; } else { this.addDepth(depth - 1); } }

return guid; },

block: function(block) { var mustache = block.mustache; var depth, child, inverse, inverseGuid;

var params = this.setupStackForMustache(mustache);

var programGuid = this.compileProgram(block.program);

if(block.program.inverse) { inverseGuid = this.compileProgram(block.program.inverse); this.declare('inverse', inverseGuid); }

this.opcode('invokeProgram', programGuid, params.length, !!mustache.hash); this.declare('inverse', null); this.opcode('append'); },

inverse: function(block) { var params = this.setupStackForMustache(block.mustache);

var programGuid = this.compileProgram(block.program);

this.declare('inverse', programGuid);

this.opcode('invokeProgram', null, params.length, !!block.mustache.hash); this.declare('inverse', null); this.opcode('append'); },

hash: function(hash) { var pairs = hash.pairs, pair, val;

this.opcode('push', '{}');

for(var i=0, l=pairs.length; i<l; i++) { pair = pairs[i]; val = pair[1];

this.accept(val); this.opcode('assignToHash', pair[0]); }   },

partial: function(partial) { var id = partial.id; this.usePartial = true;

if(partial.context) { this.ID(partial.context); } else { this.opcode('push', 'depth0'); }

this.opcode('invokePartial', id.original); this.opcode('append'); },

content: function(content) { this.opcode('appendContent', content.string); },

mustache: function(mustache) { var params = this.setupStackForMustache(mustache);

this.opcode('invokeMustache', params.length, mustache.id.original, !!mustache.hash);

if(mustache.escaped && !this.options.noEscape) { this.opcode('appendEscaped'); } else { this.opcode('append'); }   },

ID: function(id) { this.addDepth(id.depth);

this.opcode('getContext', id.depth);

this.opcode('lookupWithHelpers', id.parts[0] || null, id.isScoped || false);

for(var i=1, l=id.parts.length; i<l; i++) { this.opcode('lookup', id.parts[i]); }   },

STRING: function(string) { this.opcode('pushString', string.string); },

INTEGER: function(integer) { this.opcode('push', integer.integer); },

BOOLEAN: function(bool) { this.opcode('push', bool.bool); },

comment: function {},

// HELPERS pushParams: function(params) { var i = params.length, param;

while(i--) { param = params[i];

if(this.options.stringParams) { if(param.depth) { this.addDepth(param.depth); }

this.opcode('getContext', param.depth || 0); this.opcode('pushStringParam', param.string); } else { this[param.type](param); }     }    },

opcode: function(name, val1, val2, val3) { this.opcodes.push(Compiler.OPCODE_MAP[name]); if(val1 !== undefined) { this.opcodes.push(val1); } if(val2 !== undefined) { this.opcodes.push(val2); } if(val3 !== undefined) { this.opcodes.push(val3); } },

declare: function(name, value) { this.opcodes.push('DECLARE'); this.opcodes.push(name); this.opcodes.push(value); },

addDepth: function(depth) { if(depth === 0) { return; }

if(!this.depths[depth]) { this.depths[depth] = true; this.depths.list.push(depth); }   },

setupStackForMustache: function(mustache) { var params = mustache.params;

this.pushParams(params);

if(mustache.hash) { this.hash(mustache.hash); }

this.ID(mustache.id);

return params; } };

JavaScriptCompiler.prototype = { // PUBLIC API: You can override these methods in a subclass to provide // alternative compiled forms for name lookup and buffering semantics nameLookup: function(parent, name, type) { if (/^[0-9]+$/.test(name)) { return parent + "[" + name + "]"; } else if (JavaScriptCompiler.isValidJavaScriptVariableName(name)) { return parent + "." + name; }			else { return parent + "['" + name + "']"; }   },

appendToBuffer: function(string) { if (this.environment.isSimple) { return "return " + string + ";"; } else { return "buffer += " + string + ";"; }   },

initializeBuffer: function { return this.quotedString(""); },

namespace: "Handlebars", // END PUBLIC API

compile: function(environment, options, context, asObject) { this.environment = environment; this.options = options || {};

this.name = this.environment.name; this.isChild = !!context; this.context = context || { programs: [], aliases: { self: 'this' }, registers: {list: []} };

this.preamble;

this.stackSlot = 0; this.stackVars = [];

this.compileChildren(environment, options);

var opcodes = environment.opcodes, opcode;

this.i = 0;

for(l=opcodes.length; this.i<l; this.i++) { opcode = this.nextOpcode(0);

if(opcode[0] === 'DECLARE') { this.i = this.i + 2; this[opcode[1]] = opcode[2]; } else { this.i = this.i + opcode[1].length; this[opcode[0]].apply(this, opcode[1]); }     }

return this.createFunctionContext(asObject); },

nextOpcode: function(n) { var opcodes = this.environment.opcodes, opcode = opcodes[this.i + n], name, val; var extraParams, codes;

if(opcode === 'DECLARE') { name = opcodes[this.i + 1]; val = opcodes[this.i + 2]; return ['DECLARE', name, val]; } else { name = Compiler.DISASSEMBLE_MAP[opcode];

extraParams = Compiler.multiParamSize(opcode); codes = [];

for(var j=0; j<extraParams; j++) { codes.push(opcodes[this.i + j + 1 + n]); }

return [name, codes]; }   },

eat: function(opcode) { this.i = this.i + opcode.length; },

preamble: function { var out = [];

// this register will disambiguate helper lookup from finding a function in     // a context. This is necessary for mustache compatibility, which requires // that context functions in blocks are evaluated by blockHelperMissing, and // then proceed as if the resulting value was provided to blockHelperMissing. this.useRegister('foundHelper');

if (!this.isChild) { var namespace = this.namespace; var copies = "helpers = helpers || " + namespace + ".helpers;"; if(this.environment.usePartial) { copies = copies + " partials = partials || " + namespace + ".partials;"; } out.push(copies); } else { out.push(''); }

if (!this.environment.isSimple) { out.push(", buffer = " + this.initializeBuffer); } else { out.push(""); }

// track the last context pushed into place to allow skipping the // getContext opcode when it would be a noop this.lastContext = 0; this.source = out; },

createFunctionContext: function(asObject) { var locals = this.stackVars; if (!this.isChild) { locals = locals.concat(this.context.registers.list); }

if(locals.length > 0) { this.source[1] = this.source[1] + ", " + locals.join(", "); }

// Generate minimizer alias mappings if (!this.isChild) { var aliases = [] for (var alias in this.context.aliases) { this.source[1] = this.source[1] + ', ' + alias + '=' + this.context.aliases[alias]; }     }

if (this.source[1]) { this.source[1] = "var " + this.source[1].substring(2) + ";"; }

// Merge children if (!this.isChild) { this.source[1] += '\n' + this.context.programs.join('\n') + '\n'; }

if (!this.environment.isSimple) { this.source.push("return buffer;"); }

var params = this.isChild ? ["depth0", "data"] : ["Handlebars", "depth0", "helpers", "partials", "data"];

for(var i=0, l=this.environment.depths.list.length; i<l; i++) { params.push("depth" + this.environment.depths.list[i]); }

if (asObject) { params.push(this.source.join("\n "));

return Function.apply(this, params); } else { var functionSource = 'function ' + (this.name || '') + '(' + params.join(',') + ') {\n ' + this.source.join("\n  ") + '}'; Handlebars.log(Handlebars.logger.DEBUG, functionSource + "\n\n"); return functionSource; }   },

appendContent: function(content) { this.source.push(this.appendToBuffer(this.quotedString(content))); },

append: function { var local = this.popStack; this.source.push("if(" + local + " || " + local + " === 0) { " + this.appendToBuffer(local) + " }"); if (this.environment.isSimple) { this.source.push("else { " + this.appendToBuffer("''") + " }"); }   },

appendEscaped: function { var opcode = this.nextOpcode(1), extra = ""; this.context.aliases.escapeExpression = 'this.escapeExpression';

if(opcode[0] === 'appendContent') { extra = " + " + this.quotedString(opcode[1][0]); this.eat(opcode); }

this.source.push(this.appendToBuffer("escapeExpression(" + this.popStack + ")" + extra)); },

getContext: function(depth) { if(this.lastContext !== depth) { this.lastContext = depth; }   },

lookupWithHelpers: function(name, isScoped) { if(name) { var topStack = this.nextStack;

this.usingKnownHelper = false;

var toPush; if (!isScoped && this.options.knownHelpers[name]) { toPush = topStack + " = " + this.nameLookup('helpers', name, 'helper'); this.usingKnownHelper = true; } else if (isScoped || this.options.knownHelpersOnly) { toPush = topStack + " = " + this.nameLookup('depth' + this.lastContext, name, 'context'); } else { this.register('foundHelper', this.nameLookup('helpers', name, 'helper')); toPush = topStack + " = foundHelper || " + this.nameLookup('depth' + this.lastContext, name, 'context'); }

toPush += ';'; this.source.push(toPush); } else { this.pushStack('depth' + this.lastContext); }   },

lookup: function(name) { var topStack = this.topStack; this.source.push(topStack + " = (" + topStack + " === null || " + topStack + " === undefined || " + topStack + " === false ? " + topStack + " : " + this.nameLookup(topStack, name, 'context') + ");"); },

pushStringParam: function(string) { this.pushStack('depth' + this.lastContext); this.pushString(string); },

pushString: function(string) { this.pushStack(this.quotedString(string)); },

push: function(name) { this.pushStack(name); },

invokeMustache: function(paramSize, original, hasHash) { this.populateParams(paramSize, this.quotedString(original), "{}", null, hasHash, function(nextStack, helperMissingString, id) {       if (!this.usingKnownHelper) {          this.context.aliases.helperMissing = 'helpers.helperMissing';          this.context.aliases.undef = 'void 0';          this.source.push("else if(" + id + "=== undef) { " + nextStack + " = helperMissing.call(" + helperMissingString + "); }");          if (nextStack !== id) {            this.source.push("else { " + nextStack + " = " + id + "; }");          }        }      }); },

invokeProgram: function(guid, paramSize, hasHash) { var inverse = this.programExpression(this.inverse); var mainProgram = this.programExpression(guid);

this.populateParams(paramSize, null, mainProgram, inverse, hasHash, function(nextStack, helperMissingString, id) {       if (!this.usingKnownHelper) {          this.context.aliases.blockHelperMissing = 'helpers.blockHelperMissing';          this.source.push("else { " + nextStack + " = blockHelperMissing.call(" + helperMissingString + "); }");        }      }); },

populateParams: function(paramSize, helperId, program, inverse, hasHash, fn) { var needsRegister = hasHash || this.options.stringParams || inverse || this.options.data; var id = this.popStack, nextStack; var params = [], param, stringParam, stringOptions;

if (needsRegister) { this.register('tmp1', program); stringOptions = 'tmp1'; } else { stringOptions = '{ hash: {} }'; }

if (needsRegister) { var hash = (hasHash ? this.popStack : '{}'); this.source.push('tmp1.hash = ' + hash + ';'); }

if(this.options.stringParams) { this.source.push('tmp1.contexts = [];'); }

for(var i=0; i<paramSize; i++) { param = this.popStack; params.push(param);

if(this.options.stringParams) { this.source.push('tmp1.contexts.push(' + this.popStack + ');'); }     }

if(inverse) { this.source.push('tmp1.fn = tmp1;'); this.source.push('tmp1.inverse = ' + inverse + ';'); }

if(this.options.data) { this.source.push('tmp1.data = data;'); }

params.push(stringOptions);

this.populateCall(params, id, helperId || id, fn, program !== '{}'); },

populateCall: function(params, id, helperId, fn, program) { var paramString = ["depth0"].concat(params).join(", "); var helperMissingString = ["depth0"].concat(helperId).concat(params).join(", ");

var nextStack = this.nextStack;

if (this.usingKnownHelper) { this.source.push(nextStack + " = " + id + ".call(" + paramString + ");"); } else { this.context.aliases.functionType = '"function"'; var condition = program ? "foundHelper && " : "" this.source.push("if(" + condition + "typeof " + id + " === functionType) { " + nextStack + " = " + id + ".call(" + paramString + "); }"); }     fn.call(this, nextStack, helperMissingString, id); this.usingKnownHelper = false; },

invokePartial: function(context) { params = [this.nameLookup('partials', context, 'partial'), "'" + context + "'", this.popStack, "helpers", "partials"];

if (this.options.data) { params.push("data"); }

this.pushStack("self.invokePartial(" + params.join(", ") + ");"); },

assignToHash: function(key) { var value = this.popStack; var hash = this.topStack;

this.source.push(hash + "['" + key + "'] = " + value + ";"); },

// HELPERS

compiler: JavaScriptCompiler,

compileChildren: function(environment, options) { var children = environment.children, child, compiler;

for(var i=0, l=children.length; i<l; i++) { child = children[i]; compiler = new this.compiler;

this.context.programs.push('');    // Placeholder to prevent name conflicts for nested children var index = this.context.programs.length; child.index = index; child.name = 'program' + index; this.context.programs[index] = compiler.compile(child, options, this.context); }   },

programExpression: function(guid) { if(guid == null) { return "self.noop"; }

var child = this.environment.children[guid], depths = child.depths.list; var programParams = [child.index, child.name, "data"];

for(var i=0, l = depths.length; i<l; i++) { depth = depths[i];

if(depth === 1) { programParams.push("depth0"); } else { programParams.push("depth" + (depth - 1)); } }

if(depths.length === 0) { return "self.program(" + programParams.join(", ") + ")"; } else { programParams.shift; return "self.programWithDepth(" + programParams.join(", ") + ")"; }   },

register: function(name, val) { this.useRegister(name); this.source.push(name + " = " + val + ";"); },

useRegister: function(name) { if(!this.context.registers[name]) { this.context.registers[name] = true; this.context.registers.list.push(name); }   },

pushStack: function(item) { this.source.push(this.nextStack + " = " + item + ";"); return "stack" + this.stackSlot; },

nextStack: function { this.stackSlot++; if(this.stackSlot > this.stackVars.length) { this.stackVars.push("stack" + this.stackSlot); } return "stack" + this.stackSlot; },

popStack: function { return "stack" + this.stackSlot--; },

topStack: function { return "stack" + this.stackSlot; },

quotedString: function(str) { return '"' + str       .replace(/\\/g, '\\\\')        .replace(/"/g, '\\"')        .replace(/\n/g, '\\n')        .replace(/\r/g, '\\r') + '"'; } };

var reservedWords = (   "break else new var" +    " case finally return void" +    " catch for switch while" +    " continue function this with" +    " default if throw" +    " delete in try" +    " do instanceof typeof" +    " abstract enum int short" +    " boolean export interface static" +    " byte extends long super" +    " char final native synchronized" +    " class float package throws" +    " const goto private transient" +    " debugger implements protected volatile" +    " double import public let yield"  ).split(" ");

var compilerWords = JavaScriptCompiler.RESERVED_WORDS = {};

for(var i=0, l=reservedWords.length; i<l; i++) { compilerWords[reservedWords[i]] = true; }

JavaScriptCompiler.isValidJavaScriptVariableName = function(name) { if(!JavaScriptCompiler.RESERVED_WORDS[name] && /^[a-zA-Z_$][0-9a-zA-Z_$]+$/.test(name)) { return true; }		return false; }

})(Handlebars.Compiler, Handlebars.JavaScriptCompiler);

Handlebars.precompile = function(string, options) { options = options || {};

var ast = Handlebars.parse(string); var environment = new Handlebars.Compiler.compile(ast, options); return new Handlebars.JavaScriptCompiler.compile(environment, options); };

Handlebars.compile = function(string, options) { options = options || {};

var compiled; function compile { var ast = Handlebars.parse(string); var environment = new Handlebars.Compiler.compile(ast, options); var templateSpec = new Handlebars.JavaScriptCompiler.compile(environment, options, undefined, true); return Handlebars.template(templateSpec); }

// Template is only compiled on first use and cached after that point. return function(context, options) { if (!compiled) { compiled = compile; }   return compiled.call(this, context, options); }; }; // lib/handlebars/runtime.js Handlebars.VM = { template: function(templateSpec) { // Just add water var container = { escapeExpression: Handlebars.Utils.escapeExpression, invokePartial: Handlebars.VM.invokePartial, programs: [], program: function(i, fn, data) { var programWrapper = this.programs[i]; if(data) { return Handlebars.VM.program(fn, data); } else if(programWrapper) { return programWrapper; } else { programWrapper = this.programs[i] = Handlebars.VM.program(fn); return programWrapper; }     },      programWithDepth: Handlebars.VM.programWithDepth, noop: Handlebars.VM.noop };

return function(context, options) { options = options || {}; return templateSpec.call(container, Handlebars, context, options.helpers, options.partials, options.data); }; },

programWithDepth: function(fn, data, $depth) { var args = Array.prototype.slice.call(arguments, 2);

return function(context, options) { options = options || {};

return fn.apply(this, [context, options.data || data].concat(args)); }; },  program: function(fn, data) { return function(context, options) { options = options || {};

return fn(context, options.data || data); }; },  noop: function { return ""; }, invokePartial: function(partial, name, context, helpers, partials, data) { options = { helpers: helpers, partials: partials, data: data };

if(partial === undefined) { throw new Handlebars.Exception("The partial " + name + " could not be found"); } else if(partial instanceof Function) { return partial(context, options); } else if (!Handlebars.compile) { throw new Handlebars.Exception("The partial " + name + " could not be compiled when running in runtime-only mode"); } else { partials[name] = Handlebars.compile(partial); return partials[name](context, options); } } };

Handlebars.template = Handlebars.VM.template;