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discourse/app/assets/javascripts/external/handlebars-1.0.rc.2.js

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Initial release of Discourse
2013-02-05 14:16:51 -05:00
// lib/handlebars/base.js
/*jshint eqnull:true*/
this.Handlebars = {};
(function(Handlebars) {
Handlebars.VERSION = "1.0.rc.2";
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) {
return Handlebars.helpers.each(context, options);
} else {
return inverse(this);
}
} else {
return fn(context);
}
});
Handlebars.K = function() {};
Handlebars.createFrame = Object.create || function(object) {
Handlebars.K.prototype = object;
var obj = new Handlebars.K();
Handlebars.K.prototype = null;
return obj;
};
Handlebars.logger = {
DEBUG: 0, INFO: 1, WARN: 2, ERROR: 3, level: 3,
methodMap: {0: 'debug', 1: 'info', 2: 'warn', 3: 'error'},
// can be overridden in the host environment
log: function(level, obj) {
if (Handlebars.logger.level <= level) {
var method = Handlebars.logger.methodMap[level];
if (typeof console !== 'undefined' && console[method]) {
console[method].call(console, obj);
}
}
}
};
Handlebars.log = function(level, obj) { Handlebars.logger.log(level, obj); };
Handlebars.registerHelper('each', function(context, options) {
var fn = options.fn, inverse = options.inverse;
var i = 0, ret = "", data;
if (options.data) {
data = Handlebars.createFrame(options.data);
}
if(context && typeof context === 'object') {
if(context instanceof Array){
for(var j = context.length; i<j; i++) {
if (data) { data.index = i; }
ret = ret + fn(context[i], { data: data });
}
} else {
for(var key in context) {
if(context.hasOwnProperty(key)) {
if(data) { data.key = key; }
ret = ret + fn(context[key], {data: data});
i++;
}
}
}
}
if(i === 0){
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, options) {
var level = options.data && options.data.level != null ? parseInt(options.data.level, 10) : 1;
Handlebars.log(level, context);
});
}(this.Handlebars));
;
// 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,"simpleInverse":6,"statements":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,"partialName":25,"params":26,"hash":27,"DATA":28,"param":29,"STRING":30,"INTEGER":31,"BOOLEAN":32,"hashSegments":33,"hashSegment":34,"ID":35,"EQUALS":36,"PARTIAL_NAME":37,"pathSegments":38,"SEP":39,"$accept":0,"$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:"DATA",30:"STRING",31:"INTEGER",32:"BOOLEAN",35:"ID",36:"EQUALS",37:"PARTIAL_NAME",39:"SEP"},
productions_: [0,[3,2],[4,2],[4,3],[4,2],[4,1],[4,1],[4,0],[7,1],[7,2],[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],[6,2],[17,3],[17,2],[17,2],[17,1],[17,1],[26,2],[26,1],[29,1],[29,1],[29,1],[29,1],[29,1],[27,1],[33,2],[33,1],[34,3],[34,3],[34,3],[34,3],[34,3],[25,1],[21,1],[38,3],[38,1]],
performAction: function anonymous(yytext,yyleng,yylineno,yy,yystate,$$,_$) {
var $0 = $$.length - 1;
switch (yystate) {
case 1: return $$[$0-1];
break;
case 2: this.$ = new yy.ProgramNode([], $$[$0]);
break;
case 3: this.$ = new yy.ProgramNode($$[$0-2], $$[$0]);
break;
case 4: this.$ = new yy.ProgramNode($$[$0-1], []);
break;
case 5: this.$ = new yy.ProgramNode($$[$0]);
break;
case 6: this.$ = new yy.ProgramNode([], []);
break;
case 7: this.$ = new yy.ProgramNode([]);
break;
case 8: this.$ = [$$[$0]];
break;
case 9: $$[$0-1].push($$[$0]); this.$ = $$[$0-1];
break;
case 10: this.$ = new yy.BlockNode($$[$0-2], $$[$0-1].inverse, $$[$0-1], $$[$0]);
break;
case 11: this.$ = new yy.BlockNode($$[$0-2], $$[$0-1], $$[$0-1].inverse, $$[$0]);
break;
case 12: this.$ = $$[$0];
break;
case 13: this.$ = $$[$0];
break;
case 14: this.$ = new yy.ContentNode($$[$0]);
break;
case 15: this.$ = new yy.CommentNode($$[$0]);
break;
case 16: this.$ = new yy.MustacheNode($$[$0-1][0], $$[$0-1][1]);
break;
case 17: this.$ = new yy.MustacheNode($$[$0-1][0], $$[$0-1][1]);
break;
case 18: this.$ = $$[$0-1];
break;
case 19: this.$ = new yy.MustacheNode($$[$0-1][0], $$[$0-1][1]);
break;
case 20: this.$ = new yy.MustacheNode($$[$0-1][0], $$[$0-1][1], true);
break;
case 21: this.$ = new yy.PartialNode($$[$0-1]);
break;
case 22: this.$ = new yy.PartialNode($$[$0-2], $$[$0-1]);
break;
case 23:
break;
case 24: this.$ = [[$$[$0-2]].concat($$[$0-1]), $$[$0]];
break;
case 25: this.$ = [[$$[$0-1]].concat($$[$0]), null];
break;
case 26: this.$ = [[$$[$0-1]], $$[$0]];
break;
case 27: this.$ = [[$$[$0]], null];
break;
case 28: this.$ = [[new yy.DataNode($$[$0])], null];
break;
case 29: $$[$0-1].push($$[$0]); this.$ = $$[$0-1];
break;
case 30: this.$ = [$$[$0]];
break;
case 31: this.$ = $$[$0];
break;
case 32: this.$ = new yy.StringNode($$[$0]);
break;
case 33: this.$ = new yy.IntegerNode($$[$0]);
break;
case 34: this.$ = new yy.BooleanNode($$[$0]);
break;
case 35: this.$ = new yy.DataNode($$[$0]);
break;
case 36: this.$ = new yy.HashNode($$[$0]);
break;
case 37: $$[$0-1].push($$[$0]); this.$ = $$[$0-1];
break;
case 38: this.$ = [$$[$0]];
break;
case 39: this.$ = [$$[$0-2], $$[$0]];
break;
case 40: this.$ = [$$[$0-2], new yy.StringNode($$[$0])];
break;
case 41: this.$ = [$$[$0-2], new yy.IntegerNode($$[$0])];
break;
case 42: this.$ = [$$[$0-2], new yy.BooleanNode($$[$0])];
break;
case 43: this.$ = [$$[$0-2], new yy.DataNode($$[$0])];
break;
case 44: this.$ = new yy.PartialNameNode($$[$0]);
break;
case 45: this.$ = new yy.IdNode($$[$0]);
break;
case 46: $$[$0-2].push($$[$0]); this.$ = $$[$0-2];
break;
case 47: this.$ = [$$[$0]];
break;
}
},
table: [{3:1,4:2,5:[2,7],6:3,7:4,8:6,9:7,11:8,12:9,13:10,14:[1,11],15:[1,12],16:[1,13],19:[1,5],22:[1,14],23:[1,15],24:[1,16]},{1:[3]},{5:[1,17]},{5:[2,6],7:18,8:6,9:7,11:8,12:9,13:10,14:[1,11],15:[1,12],16:[1,13],19:[1,19],20:[2,6],22:[1,14],23:[1,15],24:[1,16]},{5:[2,5],6:20,8:21,9:7,11:8,12:9,13:10,14:[1,11],15:[1,12],16:[1,13],19:[1,5],20:[2,5],22:[1,14],23:[1,15],24:[1,16]},{17:23,18:[1,22],21:24,28:[1,25],35:[1,27],38:26},{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]},{4:28,6:3,7:4,8:6,9:7,11:8,12:9,13:10,14:[1,11],15:[1,12],16:[1,13],19:[1,5],20:[2,7],22:[1,14],23:[1,15],24:[1,16]},{4:29,6:3,7:4,8:6,9:7,11:8,12:9,13:10,14:[1,11],15:[1,12],16:[1,13],19:[1,5],20:[2,7],22:[1,14],23:[1,15],24:[1,16]},{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]},{5:[2,13],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:[2,14],14:[2,14],15:[2,14],16:[2,14],19:[2,14],20:[2,14],22:[2,14],23:[2,14],24:[2,14]},{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]},{17:30,21:24,28:[1,25],35:[1,27],38:26},{17:31,21:24,28:[1,25],35:[1,27],38:26},{17:32,21:24,28:[1,25],35:[1,27],38:26},{25:33,37:[1,34]},{1:[2,1]},{5:[2,2],8:21,9:7,11:8,12:9,13:10,14:[1,11],15:[1,12],16:[1,13],19:[1,19],20:[2,2],22:[1,14],23:[1,15],24:[1,16]},{17:23,21:24,28:[1,25],35:[1,27],38:26},{5:[2,4],7:35,8:6,9:7,11:8,12:9,13:10,14:[1,11],15:[1,12],16:[1,13],19:[1,19],20:[2,4],22:[1,14],23:[1,15],24:[1,16]},{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:[2,23],14:[2,23],15:[2,23],16:[2,23],19:[2,23],20:[2,23],22:[2,23],23:[2,23],24:[2,23]},{18:[1,36]},{18:[2,27],21:41,26:37,27:38,28:[1,45],29:39,30:[1,42],31:[1,43],32:[1,44],33:40,34:46,35:[1,47],38:26},{18:[2,28]},{18:[2,45],28:[2,45],30:[2,45],31:[2,45],32:[2,45],35:[2,45],39:[1,48]},{18:[2,47],28:[2,47],30:[2,47],31:[2,47],32:[2,47],35:[2,47],39:[2,47]},{10:49,20:[1,50]},{10:51,20:[1,50]},{18:[1,52]},{18:[1,53]},{18:[1,54]},{18:[1,55],21:56,35:[1,27],38:26},{18:[2,44],35:[2,44]},{5:[2,3],8:21,9:7,11:8,12:9,13:10,14:[1,11],15:[1,12],16:[1,13],19:[1,19],20:[2,3],22:[1,14],23:[1,15],24:[1,16]},{14:[2,17],15:[2,17],16:[2,17],19:[2,17],20:[2,17],22:[2,17],23:[2,17],24:[2,17]},{18:[2,25],21:41,27:57,28:[1,45],29:58,30:[1,42],31:[1,43],32:[1,44],33:40,34:46,35:[1,47],38:26},{18:[2,26]},{18:[2,30],28:[2,30],30:[2,30],31:[2,30],32:[2,30],35:[2,30]},{18:[2,36],34:59,35:[1,60]},{18:[2,31],28:[2,31],30:[2,31],31:[2,31],32:[2,31],35:[2,31]},{18:[2,32],28:[2,32],30:[2,32],31:[2,32],32:[2,32],35:[2,32]},{18:[2,33],28:[2,33],30:[2,33],31:[2,33],32:[2,33],35:[2,33]},{18:[2,34],28:[2,34],30:[2,34],31:[2,34],32:[2,34],35:[2,34]},{18:[2,35],28:[2,35],30:[2,35],31:[2,35],32:[2,35],35:[2,35]},{18:[2,38],35:[2,38]},{18:[2,47],28:[2,47],30:[2,47],31:[2,47],32:[2,47],35:[2,47],36:[1,61],39:[2,47]},{35:[1,62]},{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]},{21:63,35:[1,27],38:26},{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]},{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:[2,19],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:[2,20],14:[2,20],15:[2,20],16:[2,20],19:[2,20],20:[2,20],22:[2,20],23:[2,20],24:[2,20]},{5:[2,21],14:[2,21],15:[2,21],16:[2,21],19:[2,21],20:[2,21],22:[2,21],23:[2,21],24:[2,21]},{18:[1,64]},{18:[2,24]},{18:[2,29],28:[2,29],30:[2,29],31:[2,29],32:[2,29],35:[2,29]},{18:[2,37],35:[2,37]},{36:[1,61]},{21:65,28:[1,69],30:[1,66],31:[1,67],32:[1,68],35:[1,27],38:26},{18:[2,46],28:[2,46],30:[2,46],31:[2,46],32:[2,46],35:[2,46],39:[2,46]},{18:[1,70]},{5:[2,22],14:[2,22],15:[2,22],16:[2,22],19:[2,22],20:[2,22],22:[2,22],23:[2,22],24:[2,22]},{18:[2,39],35:[2,39]},{18:[2,40],35:[2,40]},{18:[2,41],35:[2,41]},{18:[2,42],35:[2,42]},{18:[2,43],35:[2,43]},{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]}],
defaultActions: {17:[2,1],25:[2,28],38:[2,26],57:[2,24]},
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;
this.yy.parser = this;
if (typeof this.lexer.yylloc == "undefined")
this.lexer.yylloc = {};
var yyloc = this.lexer.yylloc;
lstack.push(yyloc);
var ranges = this.lexer.options && this.lexer.options.ranges;
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 || typeof symbol == "undefined") {
symbol = lex();
}
action = table[state] && table[state][symbol];
}
if (typeof action === "undefined" || !action.length || !action[0]) {
var errStr = "";
if (!recovering) {
expected = [];
for (p in table[state])
if (this.terminals_[p] && p > 2) {
expected.push("'" + this.terminals_[p] + "'");
}
if (this.lexer.showPosition) {
errStr = "Parse error on line " + (yylineno + 1) + ":\n" + this.lexer.showPosition() + "\nExpecting " + expected.join(", ") + ", got '" + (this.terminals_[symbol] || 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};
if (ranges) {
yyval._$.range = [lstack[lstack.length - (len || 1)].range[0], lstack[lstack.length - 1].range[1]];
}
r = this.performAction.call(yyval, yytext, yyleng, yylineno, this.yy, action[1], vstack, lstack);
if (typeof r !== "undefined") {
return r;
}
if (len) {
stack = stack.slice(0, -1 * len * 2);
vstack = vstack.slice(0, -1 * len);
lstack = lstack.slice(0, -1 * len);
}
stack.push(this.productions_[action[1]][0]);
vstack.push(yyval.$);
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.parser) {
this.yy.parser.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};
if (this.options.ranges) this.yylloc.range = [0,0];
this.offset = 0;
return this;
},
input:function () {
var ch = this._input[0];
this.yytext += ch;
this.yyleng++;
this.offset++;
this.match += ch;
this.matched += ch;
var lines = ch.match(/(?:\r\n?|\n).*/g);
if (lines) {
this.yylineno++;
this.yylloc.last_line++;
} else {
this.yylloc.last_column++;
}
if (this.options.ranges) this.yylloc.range[1]++;
this._input = this._input.slice(1);
return ch;
},
unput:function (ch) {
var len = ch.length;
var lines = ch.split(/(?:\r\n?|\n)/g);
this._input = ch + this._input;
this.yytext = this.yytext.substr(0, this.yytext.length-len-1);
//this.yyleng -= len;
this.offset -= len;
var oldLines = this.match.split(/(?:\r\n?|\n)/g);
this.match = this.match.substr(0, this.match.length-1);
this.matched = this.matched.substr(0, this.matched.length-1);
if (lines.length-1) this.yylineno -= lines.length-1;
var r = this.yylloc.range;
this.yylloc = {first_line: this.yylloc.first_line,
last_line: this.yylineno+1,
first_column: this.yylloc.first_column,
last_column: lines ?
(lines.length === oldLines.length ? this.yylloc.first_column : 0) + oldLines[oldLines.length - lines.length].length - lines[0].length:
this.yylloc.first_column - len
};
if (this.options.ranges) {
this.yylloc.range = [r[0], r[0] + this.yyleng - len];
}
return this;
},
more:function () {
this._more = true;
return this;
},
less:function (n) {
this.unput(this.match.slice(n));
},
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,
tempMatch,
index,
col,
lines;
if (!this._more) {
this.yytext = '';
this.match = '';
}
var rules = this._currentRules();
for (var i=0;i < rules.length; i++) {
tempMatch = this._input.match(this.rules[rules[i]]);
if (tempMatch && (!match || tempMatch[0].length > match[0].length)) {
match = tempMatch;
index = i;
if (!this.options.flex) break;
}
}
if (match) {
lines = match[0].match(/(?:\r\n?|\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-lines[lines.length-1].match(/\r?\n?/)[0].length : this.yylloc.last_column + match[0].length};
this.yytext += match[0];
this.match += match[0];
this.matches = match;
this.yyleng = this.yytext.length;
if (this.options.ranges) {
this.yylloc.range = [this.offset, this.offset += this.yyleng];
}
this._more = false;
this._input = this._input.slice(match[0].length);
this.matched += match[0];
token = this.performAction.call(this, this.yy, this, rules[index],this.conditionStack[this.conditionStack.length-1]);
if (this.done && this._input) this.done = false;
if (token) return token;
else return;
}
if (this._input === "") {
return this.EOF;
} else {
return 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.options = {};
lexer.performAction = function anonymous(yy,yy_,$avoiding_name_collisions,YY_START) {
var YYSTATE=YY_START
switch($avoiding_name_collisions) {
case 0:
if(yy_.yytext.slice(-1) !== "\\") this.begin("mu");
if(yy_.yytext.slice(-1) === "\\") yy_.yytext = yy_.yytext.substr(0,yy_.yyleng-1), this.begin("emu");
if(yy_.yytext) return 14;
break;
case 1: return 14;
break;
case 2:
if(yy_.yytext.slice(-1) !== "\\") this.popState();
if(yy_.yytext.slice(-1) === "\\") yy_.yytext = yy_.yytext.substr(0,yy_.yyleng-1);
return 14;
break;
case 3: yy_.yytext = yy_.yytext.substr(0, yy_.yyleng-4); this.popState(); return 15;
break;
case 4: this.begin("par"); return 24;
break;
case 5: return 16;
break;
case 6: return 20;
break;
case 7: return 19;
break;
case 8: return 19;
break;
case 9: return 23;
break;
case 10: return 23;
break;
case 11: this.popState(); this.begin('com');
break;
case 12: yy_.yytext = yy_.yytext.substr(3,yy_.yyleng-5); this.popState(); return 15;
break;
case 13: return 22;
break;
case 14: return 36;
break;
case 15: return 35;
break;
case 16: return 35;
break;
case 17: return 39;
break;
case 18: /*ignore whitespace*/
break;
case 19: this.popState(); return 18;
break;
case 20: this.popState(); return 18;
break;
case 21: yy_.yytext = yy_.yytext.substr(1,yy_.yyleng-2).replace(/\\"/g,'"'); return 30;
break;
case 22: yy_.yytext = yy_.yytext.substr(1,yy_.yyleng-2).replace(/\\'/g,"'"); return 30;
break;
case 23: yy_.yytext = yy_.yytext.substr(1); return 28;
break;
case 24: return 32;
break;
case 25: return 32;
break;
case 26: return 31;
break;
case 27: return 35;
break;
case 28: yy_.yytext = yy_.yytext.substr(1, yy_.yyleng-2); return 35;
break;
case 29: return 'INVALID';
break;
case 30: /*ignore whitespace*/
break;
case 31: this.popState(); return 37;
break;
case 32: return 5;
break;
}
};
lexer.rules = [/^(?:[^\x00]*?(?=(\{\{)))/,/^(?:[^\x00]+)/,/^(?:[^\x00]{2,}?(?=(\{\{|$)))/,/^(?:[\s\S]*?--\}\})/,/^(?:\{\{>)/,/^(?:\{\{#)/,/^(?:\{\{\/)/,/^(?:\{\{\^)/,/^(?:\{\{\s*else\b)/,/^(?:\{\{\{)/,/^(?:\{\{&)/,/^(?:\{\{!--)/,/^(?:\{\{![\s\S]*?\}\})/,/^(?:\{\{)/,/^(?:=)/,/^(?:\.(?=[} ]))/,/^(?:\.\.)/,/^(?:[\/.])/,/^(?:\s+)/,/^(?:\}\}\})/,/^(?:\}\})/,/^(?:"(\\["]|[^"])*")/,/^(?:'(\\[']|[^'])*')/,/^(?:@[a-zA-Z]+)/,/^(?:true(?=[}\s]))/,/^(?:false(?=[}\s]))/,/^(?:[0-9]+(?=[}\s]))/,/^(?:[a-zA-Z0-9_$-]+(?=[=}\s\/.]))/,/^(?:\[[^\]]*\])/,/^(?:.)/,/^(?:\s+)/,/^(?:[a-zA-Z0-9_$-/]+)/,/^(?:$)/];
lexer.conditions = {"mu":{"rules":[4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,32],"inclusive":false},"emu":{"rules":[2],"inclusive":false},"com":{"rules":[3],"inclusive":false},"par":{"rules":[30,31],"inclusive":false},"INITIAL":{"rules":[0,1,32],"inclusive":true}};
return lexer;})()
parser.lexer = lexer;
function Parser () { this.yy = {}; }Parser.prototype = parser;parser.Parser = Parser;
return new Parser;
})();;
// 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);
};;
// 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(rawParams, hash, unescaped) {
this.type = "mustache";
this.escaped = !unescaped;
this.hash = hash;
var id = this.id = rawParams[0];
var params = this.params = rawParams.slice(1);
// a mustache is an eligible helper if:
// * its id is simple (a single part, not `this` or `..`)
var eligibleHelper = this.eligibleHelper = id.isSimple;
// a mustache is definitely a helper if:
// * it is an eligible helper, and
// * it has at least one parameter or hash segment
this.isHelper = eligibleHelper && (params.length || hash);
// if a mustache is an eligible helper but not a definite
// helper, it is ambiguous, and will be resolved in a later
// pass or at runtime.
};
Handlebars.AST.PartialNode = function(partialName, context) {
this.type = "partial";
this.partialName = partialName;
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, inverse, close) {
verifyMatch(mustache.id, close);
this.type = "block";
this.mustache = mustache;
this.program = program;
this.inverse = inverse;
if (this.inverse && !this.program) {
this.isInverse = true;
}
};
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;
// an ID is simple if it only has one part, and that part is not
// `..` or `this`.
this.isSimple = parts.length === 1 && !this.isScoped && depth === 0;
this.stringModeValue = this.string;
};
Handlebars.AST.PartialNameNode = function(name) {
this.type = "PARTIAL_NAME";
this.name = name;
};
Handlebars.AST.DataNode = function(id) {
this.type = "DATA";
this.id = id;
};
Handlebars.AST.StringNode = function(string) {
this.type = "STRING";
this.string = string;
this.stringModeValue = string;
};
Handlebars.AST.IntegerNode = function(integer) {
this.type = "INTEGER";
this.integer = integer;
this.stringModeValue = Number(integer);
};
Handlebars.AST.BooleanNode = function(bool) {
this.type = "BOOLEAN";
this.bool = bool;
this.stringModeValue = bool === "true";
};
Handlebars.AST.CommentNode = function(comment) {
this.type = "comment";
this.comment = comment;
};
})();;
// lib/handlebars/utils.js
var errorProps = ['description', 'fileName', 'lineNumber', 'message', 'name', 'number', 'stack'];
Handlebars.Exception = function(message) {
var tmp = Error.prototype.constructor.apply(this, arguments);
// Unfortunately errors are not enumerable in Chrome (at least), so `for prop in tmp` doesn't work.
for (var idx = 0; idx < errorProps.length; idx++) {
this[errorProps[idx]] = tmp[errorProps[idx]];
}
};
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 = {
"&": "&amp;",
"<": "&lt;",
">": "&gt;",
'"': "&quot;",
"'": "&#x27;",
"`": "&#x60;"
};
var badChars = /[&<>"'`]/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 (!value && value !== 0) {
return true;
} else if(Object.prototype.toString.call(value) === "[object Array]" && value.length === 0) {
return true;
} else {
return false;
}
}
};
})();;
// lib/handlebars/compiler/compiler.js
/*jshint eqnull:true*/
Handlebars.Compiler = function() {};
Handlebars.JavaScriptCompiler = function() {};
(function(Compiler, JavaScriptCompiler) {
// the foundHelper 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.
Compiler.prototype = {
compiler: Compiler,
disassemble: function() {
var opcodes = this.opcodes, opcode, out = [], params, param;
for (var i=0, l=opcodes.length; i<l; i++) {
opcode = opcodes[i];
if (opcode.opcode === 'DECLARE') {
out.push("DECLARE " + opcode.name + "=" + opcode.value);
} else {
params = [];
for (var j=0; j<opcode.args.length; j++) {
param = opcode.args[j];
if (typeof param === "string") {
param = "\"" + param.replace("\n", "\\n") + "\"";
}
params.push(param);
}
out.push(opcode.opcode + " " + params.join(" "));
}
}
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++, depth;
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,
program = block.program,
inverse = block.inverse;
if (program) {
program = this.compileProgram(program);
}
if (inverse) {
inverse = this.compileProgram(inverse);
}
var type = this.classifyMustache(mustache);
if (type === "helper") {
this.helperMustache(mustache, program, inverse);
} else if (type === "simple") {
this.simpleMustache(mustache);
// now that the simple mustache is resolved, we need to
// evaluate it by executing `blockHelperMissing`
this.opcode('pushProgram', program);
this.opcode('pushProgram', inverse);
this.opcode('pushHash');
this.opcode('blockValue');
} else {
this.ambiguousMustache(mustache, program, inverse);
// now that the simple mustache is resolved, we need to
// evaluate it by executing `blockHelperMissing`
this.opcode('pushProgram', program);
this.opcode('pushProgram', inverse);
this.opcode('pushHash');
this.opcode('ambiguousBlockValue');
}
this.opcode('append');
},
hash: function(hash) {
var pairs = hash.pairs, pair, val;
this.opcode('pushHash');
for(var i=0, l=pairs.length; i<l; i++) {
pair = pairs[i];
val = pair[1];
if (this.options.stringParams) {
this.opcode('pushStringParam', val.stringModeValue, val.type);
} else {
this.accept(val);
}
this.opcode('assignToHash', pair[0]);
}
},
partial: function(partial) {
var partialName = partial.partialName;
this.usePartial = true;
if(partial.context) {
this.ID(partial.context);
} else {
this.opcode('push', 'depth0');
}
this.opcode('invokePartial', partialName.name);
this.opcode('append');
},
content: function(content) {
this.opcode('appendContent', content.string);
},
mustache: function(mustache) {
var options = this.options;
var type = this.classifyMustache(mustache);
if (type === "simple") {
this.simpleMustache(mustache);
} else if (type === "helper") {
this.helperMustache(mustache);
} else {
this.ambiguousMustache(mustache);
}
if(mustache.escaped && !options.noEscape) {
this.opcode('appendEscaped');
} else {
this.opcode('append');
}
},
ambiguousMustache: function(mustache, program, inverse) {
var id = mustache.id, name = id.parts[0];
this.opcode('getContext', id.depth);
this.opcode('pushProgram', program);
this.opcode('pushProgram', inverse);
this.opcode('invokeAmbiguous', name);
},
simpleMustache: function(mustache, program, inverse) {
var id = mustache.id;
if (id.type === 'DATA') {
this.DATA(id);
} else if (id.parts.length) {
this.ID(id);
} else {
// Simplified ID for `this`
this.addDepth(id.depth);
this.opcode('getContext', id.depth);
this.opcode('pushContext');
}
this.opcode('resolvePossibleLambda');
},
helperMustache: function(mustache, program, inverse) {
var params = this.setupFullMustacheParams(mustache, program, inverse),
name = mustache.id.parts[0];
if (this.options.knownHelpers[name]) {
this.opcode('invokeKnownHelper', params.length, name);
} else if (this.knownHelpersOnly) {
throw new Error("You specified knownHelpersOnly, but used the unknown helper " + name);
} else {
this.opcode('invokeHelper', params.length, name);
}
},
ID: function(id) {
this.addDepth(id.depth);
this.opcode('getContext', id.depth);
var name = id.parts[0];
if (!name) {
this.opcode('pushContext');
} else {
this.opcode('lookupOnContext', id.parts[0]);
}
for(var i=1, l=id.parts.length; i<l; i++) {
this.opcode('lookup', id.parts[i]);
}
},
DATA: function(data) {
this.options.data = true;
this.opcode('lookupData', data.id);
},
STRING: function(string) {
this.opcode('pushString', string.string);
},
INTEGER: function(integer) {
this.opcode('pushLiteral', integer.integer);
},
BOOLEAN: function(bool) {
this.opcode('pushLiteral', bool.bool);
},
comment: function() {},
// HELPERS
opcode: function(name) {
this.opcodes.push({ opcode: name, args: [].slice.call(arguments, 1) });
},
declare: function(name, value) {
this.opcodes.push({ opcode: 'DECLARE', name: name, value: value });
},
addDepth: function(depth) {
if(isNaN(depth)) { throw new Error("EWOT"); }
if(depth === 0) { return; }
if(!this.depths[depth]) {
this.depths[depth] = true;
this.depths.list.push(depth);
}
},
classifyMustache: function(mustache) {
var isHelper = mustache.isHelper;
var isEligible = mustache.eligibleHelper;
var options = this.options;
// if ambiguous, we can possibly resolve the ambiguity now
if (isEligible && !isHelper) {
var name = mustache.id.parts[0];
if (options.knownHelpers[name]) {
isHelper = true;
} else if (options.knownHelpersOnly) {
isEligible = false;
}
}
if (isHelper) { return "helper"; }
else if (isEligible) { return "ambiguous"; }
else { return "simple"; }
},
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.stringModeValue, param.type);
} else {
this[param.type](param);
}
}
},
setupMustacheParams: function(mustache) {
var params = mustache.params;
this.pushParams(params);
if(mustache.hash) {
this.hash(mustache.hash);
} else {
this.opcode('pushHash');
}
return params;
},
// this will replace setupMustacheParams when we're done
setupFullMustacheParams: function(mustache, program, inverse) {
var params = mustache.params;
this.pushParams(params);
this.opcode('pushProgram', program);
this.opcode('pushProgram', inverse);
if(mustache.hash) {
this.hash(mustache.hash);
} else {
this.opcode('pushHash');
}
return params;
}
};
var Literal = function(value) {
this.value = value;
};
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 || {};
Handlebars.log(Handlebars.logger.DEBUG, this.environment.disassemble() + "\n\n");
this.name = this.environment.name;
this.isChild = !!context;
this.context = context || {
programs: [],
aliases: { }
};
this.preamble();
this.stackSlot = 0;
this.stackVars = [];
this.registers = { list: [] };
this.compileStack = [];
this.compileChildren(environment, options);
var opcodes = environment.opcodes, opcode;
this.i = 0;
for(l=opcodes.length; this.i<l; this.i++) {
opcode = opcodes[this.i];
if(opcode.opcode === 'DECLARE') {
this[opcode.name] = opcode.value;
} else {
this[opcode.opcode].apply(this, opcode.args);
}
}
return this.createFunctionContext(asObject);
},
nextOpcode: function() {
var opcodes = this.environment.opcodes, opcode = opcodes[this.i + 1];
return opcodes[this.i + 1];
},
eat: function(opcode) {
this.i = this.i + 1;
},
preamble: function() {
var out = [];
if (!this.isChild) {
var namespace = this.namespace;
var copies = "helpers = helpers || " + namespace + ".helpers;";
if (this.environment.usePartial) { copies = copies + " partials = partials || " + namespace + ".partials;"; }
if (this.options.data) { copies = copies + " data = data || {};"; }
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.concat(this.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;
}
},
// [blockValue]
//
// On stack, before: hash, inverse, program, value
// On stack, after: return value of blockHelperMissing
//
// The purpose of this opcode is to take a block of the form
// `{{#foo}}...{{/foo}}`, resolve the value of `foo`, and
// replace it on the stack with the result of properly
// invoking blockHelperMissing.
blockValue: function() {
this.context.aliases.blockHelperMissing = 'helpers.blockHelperMissing';
var params = ["depth0"];
this.setupParams(0, params);
this.replaceStack(function(current) {
params.splice(1, 0, current);
return "blockHelperMissing.call(" + params.join(", ") + ")";
});
},
// [ambiguousBlockValue]
//
// On stack, before: hash, inverse, program, value
// Compiler value, before: lastHelper=value of last found helper, if any
// On stack, after, if no lastHelper: same as [blockValue]
// On stack, after, if lastHelper: value
ambiguousBlockValue: function() {
this.context.aliases.blockHelperMissing = 'helpers.blockHelperMissing';
var params = ["depth0"];
this.setupParams(0, params);
var current = this.topStack();
params.splice(1, 0, current);
this.source.push("if (!" + this.lastHelper + ") { " + current + " = blockHelperMissing.call(" + params.join(", ") + "); }");
},
// [appendContent]
//
// On stack, before: ...
// On stack, after: ...
//
// Appends the string value of `content` to the current buffer
appendContent: function(content) {
this.source.push(this.appendToBuffer(this.quotedString(content)));
},
// [append]
//
// On stack, before: value, ...
// On stack, after: ...
//
// Coerces `value` to a String and appends it to the current buffer.
//
// If `value` is truthy, or 0, it is coerced into a string and appended
// Otherwise, the empty string is appended
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]
//
// On stack, before: value, ...
// On stack, after: ...
//
// Escape `value` and append it to the buffer
appendEscaped: function() {
var opcode = this.nextOpcode(), extra = "";
this.context.aliases.escapeExpression = 'this.escapeExpression';
if(opcode && opcode.opcode === 'appendContent') {
extra = " + " + this.quotedString(opcode.args[0]);
this.eat(opcode);
}
this.source.push(this.appendToBuffer("escapeExpression(" + this.popStack() + ")" + extra));
},
// [getContext]
//
// On stack, before: ...
// On stack, after: ...
// Compiler value, after: lastContext=depth
//
// Set the value of the `lastContext` compiler value to the depth
getContext: function(depth) {
if(this.lastContext !== depth) {
this.lastContext = depth;
}
},
// [lookupOnContext]
//
// On stack, before: ...
// On stack, after: currentContext[name], ...
//
// Looks up the value of `name` on the current context and pushes
// it onto the stack.
lookupOnContext: function(name) {
this.pushStack(this.nameLookup('depth' + this.lastContext, name, 'context'));
},
// [pushContext]
//
// On stack, before: ...
// On stack, after: currentContext, ...
//
// Pushes the value of the current context onto the stack.
pushContext: function() {
this.pushStackLiteral('depth' + this.lastContext);
},
// [resolvePossibleLambda]
//
// On stack, before: value, ...
// On stack, after: resolved value, ...
//
// If the `value` is a lambda, replace it on the stack by
// the return value of the lambda
resolvePossibleLambda: function() {
this.context.aliases.functionType = '"function"';
this.replaceStack(function(current) {
return "typeof " + current + " === functionType ? " + current + ".apply(depth0) : " + current;
});
},
// [lookup]
//
// On stack, before: value, ...
// On stack, after: value[name], ...
//
// Replace the value on the stack with the result of looking
// up `name` on `value`
lookup: function(name) {
this.replaceStack(function(current) {
return current + " == null || " + current + " === false ? " + current + " : " + this.nameLookup(current, name, 'context');
});
},
// [lookupData]
//
// On stack, before: ...
// On stack, after: data[id], ...
//
// Push the result of looking up `id` on the current data
lookupData: function(id) {
this.pushStack(this.nameLookup('data', id, 'data'));
},
// [pushStringParam]
//
// On stack, before: ...
// On stack, after: string, currentContext, ...
//
// This opcode is designed for use in string mode, which
// provides the string value of a parameter along with its
// depth rather than resolving it immediately.
pushStringParam: function(string, type) {
this.pushStackLiteral('depth' + this.lastContext);
this.pushString(type);
if (typeof string === 'string') {
this.pushString(string);
} else {
this.pushStackLiteral(string);
}
},
pushHash: function() {
this.push('{}');
if (this.options.stringParams) {
this.register('hashTypes', '{}');
}
},
// [pushString]
//
// On stack, before: ...
// On stack, after: quotedString(string), ...
//
// Push a quoted version of `string` onto the stack
pushString: function(string) {
this.pushStackLiteral(this.quotedString(string));
},
// [push]
//
// On stack, before: ...
// On stack, after: expr, ...
//
// Push an expression onto the stack
push: function(expr) {
this.pushStack(expr);
},
// [pushLiteral]
//
// On stack, before: ...
// On stack, after: value, ...
//
// Pushes a value onto the stack. This operation prevents
// the compiler from creating a temporary variable to hold
// it.
pushLiteral: function(value) {
this.pushStackLiteral(value);
},
// [pushProgram]
//
// On stack, before: ...
// On stack, after: program(guid), ...
//
// Push a program expression onto the stack. This takes
// a compile-time guid and converts it into a runtime-accessible
// expression.
pushProgram: function(guid) {
if (guid != null) {
this.pushStackLiteral(this.programExpression(guid));
} else {
this.pushStackLiteral(null);
}
},
// [invokeHelper]
//
// On stack, before: hash, inverse, program, params..., ...
// On stack, after: result of helper invocation
//
// Pops off the helper's parameters, invokes the helper,
// and pushes the helper's return value onto the stack.
//
// If the helper is not found, `helperMissing` is called.
invokeHelper: function(paramSize, name) {
this.context.aliases.helperMissing = 'helpers.helperMissing';
var helper = this.lastHelper = this.setupHelper(paramSize, name);
this.register('foundHelper', helper.name);
this.pushStack("foundHelper ? foundHelper.call(" +
helper.callParams + ") " + ": helperMissing.call(" +
helper.helperMissingParams + ")");
},
// [invokeKnownHelper]
//
// On stack, before: hash, inverse, program, params..., ...
// On stack, after: result of helper invocation
//
// This operation is used when the helper is known to exist,
// so a `helperMissing` fallback is not required.
invokeKnownHelper: function(paramSize, name) {
var helper = this.setupHelper(paramSize, name);
this.pushStack(helper.name + ".call(" + helper.callParams + ")");
},
// [invokeAmbiguous]
//
// On stack, before: hash, inverse, program, params..., ...
// On stack, after: result of disambiguation
//
// This operation is used when an expression like `{{foo}}`
// is provided, but we don't know at compile-time whether it
// is a helper or a path.
//
// This operation emits more code than the other options,
// and can be avoided by passing the `knownHelpers` and
// `knownHelpersOnly` flags at compile-time.
invokeAmbiguous: function(name) {
this.context.aliases.functionType = '"function"';
this.pushStackLiteral('{}');
var helper = this.setupHelper(0, name);
var helperName = this.lastHelper = this.nameLookup('helpers', name, 'helper');
this.register('foundHelper', helperName);
var nonHelper = this.nameLookup('depth' + this.lastContext, name, 'context');
var nextStack = this.nextStack();
this.source.push('if (foundHelper) { ' + nextStack + ' = foundHelper.call(' + helper.callParams + '); }');
this.source.push('else { ' + nextStack + ' = ' + nonHelper + '; ' + nextStack + ' = typeof ' + nextStack + ' === functionType ? ' + nextStack + '.apply(depth0) : ' + nextStack + '; }');
},
// [invokePartial]
//
// On stack, before: context, ...
// On stack after: result of partial invocation
//
// This operation pops off a context, invokes a partial with that context,
// and pushes the result of the invocation back.
invokePartial: function(name) {
var params = [this.nameLookup('partials', name, 'partial'), "'" + name + "'", this.popStack(), "helpers", "partials"];
if (this.options.data) {
params.push("data");
}
this.context.aliases.self = "this";
this.pushStack("self.invokePartial(" + params.join(", ") + ")");
},
// [assignToHash]
//
// On stack, before: value, hash, ...
// On stack, after: hash, ...
//
// Pops a value and hash off the stack, assigns `hash[key] = value`
// and pushes the hash back onto the stack.
assignToHash: function(key) {
var value = this.popStack();
if (this.options.stringParams) {
var type = this.popStack();
this.popStack();
this.source.push("hashTypes['" + key + "'] = " + type + ";");
}
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) {
this.context.aliases.self = "this";
if(guid == null) {
return "self.noop";
}
var child = this.environment.children[guid],
depths = child.depths.list, depth;
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.registers[name]) {
this.registers[name] = true;
this.registers.list.push(name);
}
},
pushStackLiteral: function(item) {
this.compileStack.push(new Literal(item));
return item;
},
pushStack: function(item) {
var stack = this.incrStack();
this.source.push(stack + " = " + item + ";");
this.compileStack.push(stack);
return stack;
},
replaceStack: function(callback) {
var stack = this.topStack(),
item = callback.call(this, stack);
// Prevent modification of the context depth variable. Through replaceStack
if (/^depth/.test(stack)) {
stack = this.nextStack();
}
this.source.push(stack + " = " + item + ";");
return stack;
},
nextStack: function(skipCompileStack) {
var name = this.incrStack();
this.compileStack.push(name);
return name;
},
incrStack: function() {
this.stackSlot++;
if(this.stackSlot > this.stackVars.length) { this.stackVars.push("stack" + this.stackSlot); }
return "stack" + this.stackSlot;
},
popStack: function() {
var item = this.compileStack.pop();
if (item instanceof Literal) {
return item.value;
} else {
this.stackSlot--;
return item;
}
},
topStack: function() {
var item = this.compileStack[this.compileStack.length - 1];
if (item instanceof Literal) {
return item.value;
} else {
return item;
}
},
quotedString: function(str) {
return '"' + str
.replace(/\\/g, '\\\\')
.replace(/"/g, '\\"')
.replace(/\n/g, '\\n')
.replace(/\r/g, '\\r') + '"';
},
setupHelper: function(paramSize, name) {
var params = [];
this.setupParams(paramSize, params);
var foundHelper = this.nameLookup('helpers', name, 'helper');
return {
params: params,
name: foundHelper,
callParams: ["depth0"].concat(params).join(", "),
helperMissingParams: ["depth0", this.quotedString(name)].concat(params).join(", ")
};
},
// the params and contexts arguments are passed in arrays
// to fill in
setupParams: function(paramSize, params) {
var options = [], contexts = [], types = [], param, inverse, program;
options.push("hash:" + this.popStack());
inverse = this.popStack();
program = this.popStack();
// Avoid setting fn and inverse if neither are set. This allows
// helpers to do a check for `if (options.fn)`
if (program || inverse) {
if (!program) {
this.context.aliases.self = "this";
program = "self.noop";
}
if (!inverse) {
this.context.aliases.self = "this";
inverse = "self.noop";
}
options.push("inverse:" + inverse);
options.push("fn:" + program);
}
for(var i=0; i<paramSize; i++) {
param = this.popStack();
params.push(param);
if(this.options.stringParams) {
types.push(this.popStack());
contexts.push(this.popStack());
}
}
if (this.options.stringParams) {
options.push("contexts:[" + contexts.join(",") + "]");
options.push("types:[" + types.join(",") + "]");
options.push("hashTypes:hashTypes");
}
if(this.options.data) {
options.push("data:data");
}
params.push("{" + options.join(",") + "}");
return params.join(", ");
}
};
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) {
if (typeof string !== 'string') {
throw new Handlebars.Exception("You must pass a string to Handlebars.compile. You passed " + string);
}
options = options || {};
if (!('data' in options)) {
options.data = true;
}
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) {
if (typeof string !== 'string') {
throw new Handlebars.Exception("You must pass a string to Handlebars.compile. You passed " + string);
}
options = options || {};
if (!('data' in options)) {
options.data = true;
}
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) {
var 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, {data: data !== undefined});
return partials[name](context, options);
}
}
};
Handlebars.template = Handlebars.VM.template;
;
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