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1 /* 2 YUI 3.17.2 (build 9c3c78e) 3 Copyright 2014 Yahoo! Inc. All rights reserved. 4 Licensed under the BSD License. 5 http://yuilibrary.com/license/ 6 */ 7 8 YUI.add('handlebars-compiler', function (Y, NAME) { 9 10 /*! 11 Handlebars.js - Copyright (C) 2011 Yehuda Katz 12 https://raw.github.com/wycats/handlebars.js/master/LICENSE 13 */ 14 // This file contains code that will be inserted at the beginning of the 15 // handlebars-compiler module. 16 17 // This is necessary because the Y.Handlebars object is created in the 18 // handlebars-base module, but the native Handlebars code expects to use a local 19 // Handlebars reference. 20 var Handlebars = Y.Handlebars; 21 /* THIS FILE IS GENERATED BY A BUILD SCRIPT - DO NOT EDIT! */ 22 23 /* Jison generated parser */ 24 var handlebars = (function(){ 25 var parser = {trace: function trace() { }, 26 yy: {}, 27 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,"CLOSE_UNESCAPED":24,"OPEN_PARTIAL":25,"partialName":26,"params":27,"hash":28,"dataName":29,"param":30,"STRING":31,"INTEGER":32,"BOOLEAN":33,"hashSegments":34,"hashSegment":35,"ID":36,"EQUALS":37,"DATA":38,"pathSegments":39,"SEP":40,"$accept":0,"$end":1}, 28 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:"CLOSE_UNESCAPED",25:"OPEN_PARTIAL",31:"STRING",32:"INTEGER",33:"BOOLEAN",36:"ID",37:"EQUALS",38:"DATA",40:"SEP"}, 29 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],[27,2],[27,1],[30,1],[30,1],[30,1],[30,1],[30,1],[28,1],[34,2],[34,1],[35,3],[35,3],[35,3],[35,3],[35,3],[26,1],[26,1],[26,1],[29,2],[21,1],[39,3],[39,1]], 30 performAction: function anonymous(yytext,yyleng,yylineno,yy,yystate,$$,_$) { 31 32 var $0 = $$.length - 1; 33 switch (yystate) { 34 case 1: return $$[$0-1]; 35 break; 36 case 2: this.$ = new yy.ProgramNode([], $$[$0]); 37 break; 38 case 3: this.$ = new yy.ProgramNode($$[$0-2], $$[$0]); 39 break; 40 case 4: this.$ = new yy.ProgramNode($$[$0-1], []); 41 break; 42 case 5: this.$ = new yy.ProgramNode($$[$0]); 43 break; 44 case 6: this.$ = new yy.ProgramNode([], []); 45 break; 46 case 7: this.$ = new yy.ProgramNode([]); 47 break; 48 case 8: this.$ = [$$[$0]]; 49 break; 50 case 9: $$[$0-1].push($$[$0]); this.$ = $$[$0-1]; 51 break; 52 case 10: this.$ = new yy.BlockNode($$[$0-2], $$[$0-1].inverse, $$[$0-1], $$[$0]); 53 break; 54 case 11: this.$ = new yy.BlockNode($$[$0-2], $$[$0-1], $$[$0-1].inverse, $$[$0]); 55 break; 56 case 12: this.$ = $$[$0]; 57 break; 58 case 13: this.$ = $$[$0]; 59 break; 60 case 14: this.$ = new yy.ContentNode($$[$0]); 61 break; 62 case 15: this.$ = new yy.CommentNode($$[$0]); 63 break; 64 case 16: this.$ = new yy.MustacheNode($$[$0-1][0], $$[$0-1][1]); 65 break; 66 case 17: this.$ = new yy.MustacheNode($$[$0-1][0], $$[$0-1][1]); 67 break; 68 case 18: this.$ = $$[$0-1]; 69 break; 70 case 19: 71 // Parsing out the '&' escape token at this level saves ~500 bytes after min due to the removal of one parser node. 72 this.$ = new yy.MustacheNode($$[$0-1][0], $$[$0-1][1], $$[$0-2][2] === '&'); 73 74 break; 75 case 20: this.$ = new yy.MustacheNode($$[$0-1][0], $$[$0-1][1], true); 76 break; 77 case 21: this.$ = new yy.PartialNode($$[$0-1]); 78 break; 79 case 22: this.$ = new yy.PartialNode($$[$0-2], $$[$0-1]); 80 break; 81 case 23: 82 break; 83 case 24: this.$ = [[$$[$0-2]].concat($$[$0-1]), $$[$0]]; 84 break; 85 case 25: this.$ = [[$$[$0-1]].concat($$[$0]), null]; 86 break; 87 case 26: this.$ = [[$$[$0-1]], $$[$0]]; 88 break; 89 case 27: this.$ = [[$$[$0]], null]; 90 break; 91 case 28: this.$ = [[$$[$0]], null]; 92 break; 93 case 29: $$[$0-1].push($$[$0]); this.$ = $$[$0-1]; 94 break; 95 case 30: this.$ = [$$[$0]]; 96 break; 97 case 31: this.$ = $$[$0]; 98 break; 99 case 32: this.$ = new yy.StringNode($$[$0]); 100 break; 101 case 33: this.$ = new yy.IntegerNode($$[$0]); 102 break; 103 case 34: this.$ = new yy.BooleanNode($$[$0]); 104 break; 105 case 35: this.$ = $$[$0]; 106 break; 107 case 36: this.$ = new yy.HashNode($$[$0]); 108 break; 109 case 37: $$[$0-1].push($$[$0]); this.$ = $$[$0-1]; 110 break; 111 case 38: this.$ = [$$[$0]]; 112 break; 113 case 39: this.$ = [$$[$0-2], $$[$0]]; 114 break; 115 case 40: this.$ = [$$[$0-2], new yy.StringNode($$[$0])]; 116 break; 117 case 41: this.$ = [$$[$0-2], new yy.IntegerNode($$[$0])]; 118 break; 119 case 42: this.$ = [$$[$0-2], new yy.BooleanNode($$[$0])]; 120 break; 121 case 43: this.$ = [$$[$0-2], $$[$0]]; 122 break; 123 case 44: this.$ = new yy.PartialNameNode($$[$0]); 124 break; 125 case 45: this.$ = new yy.PartialNameNode(new yy.StringNode($$[$0])); 126 break; 127 case 46: this.$ = new yy.PartialNameNode(new yy.IntegerNode($$[$0])); 128 break; 129 case 47: this.$ = new yy.DataNode($$[$0]); 130 break; 131 case 48: this.$ = new yy.IdNode($$[$0]); 132 break; 133 case 49: $$[$0-2].push({part: $$[$0], separator: $$[$0-1]}); this.$ = $$[$0-2]; 134 break; 135 case 50: this.$ = [{part: $$[$0]}]; 136 break; 137 } 138 }, 139 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],25:[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],25:[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],25:[1,16]},{17:23,18:[1,22],21:24,29:25,36:[1,28],38:[1,27],39:26},{5:[2,8],14:[2,8],15:[2,8],16:[2,8],19:[2,8],20:[2,8],22:[2,8],23:[2,8],25:[2,8]},{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],25:[1,16]},{4:30,6:3,7:4,8:6,9:7,11:8,12:9,13:10,14:[1,11],15:[1,12],16:[1,13],19:[1,5],20:[2,7],22:[1,14],23:[1,15],25:[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],25:[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],25:[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],25:[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],25:[2,15]},{17:31,21:24,29:25,36:[1,28],38:[1,27],39:26},{17:32,21:24,29:25,36:[1,28],38:[1,27],39:26},{17:33,21:24,29:25,36:[1,28],38:[1,27],39:26},{21:35,26:34,31:[1,36],32:[1,37],36:[1,28],39:26},{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],25:[1,16]},{17:23,21:24,29:25,36:[1,28],38:[1,27],39:26},{5:[2,4],7:38,8:6,9:7,11:8,12:9,13:10,14:[1,11],15:[1,12],16:[1,13],19:[1,19],20:[2,4],22:[1,14],23:[1,15],25:[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],25:[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],25:[2,23]},{18:[1,39]},{18:[2,27],21:44,24:[2,27],27:40,28:41,29:48,30:42,31:[1,45],32:[1,46],33:[1,47],34:43,35:49,36:[1,50],38:[1,27],39:26},{18:[2,28],24:[2,28]},{18:[2,48],24:[2,48],31:[2,48],32:[2,48],33:[2,48],36:[2,48],38:[2,48],40:[1,51]},{21:52,36:[1,28],39:26},{18:[2,50],24:[2,50],31:[2,50],32:[2,50],33:[2,50],36:[2,50],38:[2,50],40:[2,50]},{10:53,20:[1,54]},{10:55,20:[1,54]},{18:[1,56]},{18:[1,57]},{24:[1,58]},{18:[1,59],21:60,36:[1,28],39:26},{18:[2,44],36:[2,44]},{18:[2,45],36:[2,45]},{18:[2,46],36:[2,46]},{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],25:[1,16]},{14:[2,17],15:[2,17],16:[2,17],19:[2,17],20:[2,17],22:[2,17],23:[2,17],25:[2,17]},{18:[2,25],21:44,24:[2,25],28:61,29:48,30:62,31:[1,45],32:[1,46],33:[1,47],34:43,35:49,36:[1,50],38:[1,27],39:26},{18:[2,26],24:[2,26]},{18:[2,30],24:[2,30],31:[2,30],32:[2,30],33:[2,30],36:[2,30],38:[2,30]},{18:[2,36],24:[2,36],35:63,36:[1,64]},{18:[2,31],24:[2,31],31:[2,31],32:[2,31],33:[2,31],36:[2,31],38:[2,31]},{18:[2,32],24:[2,32],31:[2,32],32:[2,32],33:[2,32],36:[2,32],38:[2,32]},{18:[2,33],24:[2,33],31:[2,33],32:[2,33],33:[2,33],36:[2,33],38:[2,33]},{18:[2,34],24:[2,34],31:[2,34],32:[2,34],33:[2,34],36:[2,34],38:[2,34]},{18:[2,35],24:[2,35],31:[2,35],32:[2,35],33:[2,35],36:[2,35],38:[2,35]},{18:[2,38],24:[2,38],36:[2,38]},{18:[2,50],24:[2,50],31:[2,50],32:[2,50],33:[2,50],36:[2,50],37:[1,65],38:[2,50],40:[2,50]},{36:[1,66]},{18:[2,47],24:[2,47],31:[2,47],32:[2,47],33:[2,47],36:[2,47],38:[2,47]},{5:[2,10],14:[2,10],15:[2,10],16:[2,10],19:[2,10],20:[2,10],22:[2,10],23:[2,10],25:[2,10]},{21:67,36:[1,28],39:26},{5:[2,11],14:[2,11],15:[2,11],16:[2,11],19:[2,11],20:[2,11],22:[2,11],23:[2,11],25:[2,11]},{14:[2,16],15:[2,16],16:[2,16],19:[2,16],20:[2,16],22:[2,16],23:[2,16],25:[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],25:[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],25:[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],25:[2,21]},{18:[1,68]},{18:[2,24],24:[2,24]},{18:[2,29],24:[2,29],31:[2,29],32:[2,29],33:[2,29],36:[2,29],38:[2,29]},{18:[2,37],24:[2,37],36:[2,37]},{37:[1,65]},{21:69,29:73,31:[1,70],32:[1,71],33:[1,72],36:[1,28],38:[1,27],39:26},{18:[2,49],24:[2,49],31:[2,49],32:[2,49],33:[2,49],36:[2,49],38:[2,49],40:[2,49]},{18:[1,74]},{5:[2,22],14:[2,22],15:[2,22],16:[2,22],19:[2,22],20:[2,22],22:[2,22],23:[2,22],25:[2,22]},{18:[2,39],24:[2,39],36:[2,39]},{18:[2,40],24:[2,40],36:[2,40]},{18:[2,41],24:[2,41],36:[2,41]},{18:[2,42],24:[2,42],36:[2,42]},{18:[2,43],24:[2,43],36:[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],25:[2,18]}], 140 defaultActions: {17:[2,1]}, 141 parseError: function parseError(str, hash) { 142 throw new Error(str); 143 }, 144 parse: function parse(input) { 145 var self = this, stack = [0], vstack = [null], lstack = [], table = this.table, yytext = "", yylineno = 0, yyleng = 0, recovering = 0, TERROR = 2, EOF = 1; 146 this.lexer.setInput(input); 147 this.lexer.yy = this.yy; 148 this.yy.lexer = this.lexer; 149 this.yy.parser = this; 150 if (typeof this.lexer.yylloc == "undefined") 151 this.lexer.yylloc = {}; 152 var yyloc = this.lexer.yylloc; 153 lstack.push(yyloc); 154 var ranges = this.lexer.options && this.lexer.options.ranges; 155 if (typeof this.yy.parseError === "function") 156 this.parseError = this.yy.parseError; 157 function popStack(n) { 158 stack.length = stack.length - 2 * n; 159 vstack.length = vstack.length - n; 160 lstack.length = lstack.length - n; 161 } 162 function lex() { 163 var token; 164 token = self.lexer.lex() || 1; 165 if (typeof token !== "number") { 166 token = self.symbols_[token] || token; 167 } 168 return token; 169 } 170 var symbol, preErrorSymbol, state, action, a, r, yyval = {}, p, len, newState, expected; 171 while (true) { 172 state = stack[stack.length - 1]; 173 if (this.defaultActions[state]) { 174 action = this.defaultActions[state]; 175 } else { 176 if (symbol === null || typeof symbol == "undefined") { 177 symbol = lex(); 178 } 179 action = table[state] && table[state][symbol]; 180 } 181 if (typeof action === "undefined" || !action.length || !action[0]) { 182 var errStr = ""; 183 if (!recovering) { 184 expected = []; 185 for (p in table[state]) 186 if (this.terminals_[p] && p > 2) { 187 expected.push("'" + this.terminals_[p] + "'"); 188 } 189 if (this.lexer.showPosition) { 190 errStr = "Parse error on line " + (yylineno + 1) + ":\n" + this.lexer.showPosition() + "\nExpecting " + expected.join(", ") + ", got '" + (this.terminals_[symbol] || symbol) + "'"; 191 } else { 192 errStr = "Parse error on line " + (yylineno + 1) + ": Unexpected " + (symbol == 1?"end of input":"'" + (this.terminals_[symbol] || symbol) + "'"); 193 } 194 this.parseError(errStr, {text: this.lexer.match, token: this.terminals_[symbol] || symbol, line: this.lexer.yylineno, loc: yyloc, expected: expected}); 195 } 196 } 197 if (action[0] instanceof Array && action.length > 1) { 198 throw new Error("Parse Error: multiple actions possible at state: " + state + ", token: " + symbol); 199 } 200 switch (action[0]) { 201 case 1: 202 stack.push(symbol); 203 vstack.push(this.lexer.yytext); 204 lstack.push(this.lexer.yylloc); 205 stack.push(action[1]); 206 symbol = null; 207 if (!preErrorSymbol) { 208 yyleng = this.lexer.yyleng; 209 yytext = this.lexer.yytext; 210 yylineno = this.lexer.yylineno; 211 yyloc = this.lexer.yylloc; 212 if (recovering > 0) 213 recovering--; 214 } else { 215 symbol = preErrorSymbol; 216 preErrorSymbol = null; 217 } 218 break; 219 case 2: 220 len = this.productions_[action[1]][1]; 221 yyval.$ = vstack[vstack.length - len]; 222 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}; 223 if (ranges) { 224 yyval._$.range = [lstack[lstack.length - (len || 1)].range[0], lstack[lstack.length - 1].range[1]]; 225 } 226 r = this.performAction.call(yyval, yytext, yyleng, yylineno, this.yy, action[1], vstack, lstack); 227 if (typeof r !== "undefined") { 228 return r; 229 } 230 if (len) { 231 stack = stack.slice(0, -1 * len * 2); 232 vstack = vstack.slice(0, -1 * len); 233 lstack = lstack.slice(0, -1 * len); 234 } 235 stack.push(this.productions_[action[1]][0]); 236 vstack.push(yyval.$); 237 lstack.push(yyval._$); 238 newState = table[stack[stack.length - 2]][stack[stack.length - 1]]; 239 stack.push(newState); 240 break; 241 case 3: 242 return true; 243 } 244 } 245 return true; 246 } 247 }; 248 /* Jison generated lexer */ 249 var lexer = (function(){ 250 var lexer = ({EOF:1, 251 parseError:function parseError(str, hash) { 252 if (this.yy.parser) { 253 this.yy.parser.parseError(str, hash); 254 } else { 255 throw new Error(str); 256 } 257 }, 258 setInput:function (input) { 259 this._input = input; 260 this._more = this._less = this.done = false; 261 this.yylineno = this.yyleng = 0; 262 this.yytext = this.matched = this.match = ''; 263 this.conditionStack = ['INITIAL']; 264 this.yylloc = {first_line:1,first_column:0,last_line:1,last_column:0}; 265 if (this.options.ranges) this.yylloc.range = [0,0]; 266 this.offset = 0; 267 return this; 268 }, 269 input:function () { 270 var ch = this._input[0]; 271 this.yytext += ch; 272 this.yyleng++; 273 this.offset++; 274 this.match += ch; 275 this.matched += ch; 276 var lines = ch.match(/(?:\r\n?|\n).*/g); 277 if (lines) { 278 this.yylineno++; 279 this.yylloc.last_line++; 280 } else { 281 this.yylloc.last_column++; 282 } 283 if (this.options.ranges) this.yylloc.range[1]++; 284 285 this._input = this._input.slice(1); 286 return ch; 287 }, 288 unput:function (ch) { 289 var len = ch.length; 290 var lines = ch.split(/(?:\r\n?|\n)/g); 291 292 this._input = ch + this._input; 293 this.yytext = this.yytext.substr(0, this.yytext.length-len-1); 294 //this.yyleng -= len; 295 this.offset -= len; 296 var oldLines = this.match.split(/(?:\r\n?|\n)/g); 297 this.match = this.match.substr(0, this.match.length-1); 298 this.matched = this.matched.substr(0, this.matched.length-1); 299 300 if (lines.length-1) this.yylineno -= lines.length-1; 301 var r = this.yylloc.range; 302 303 this.yylloc = {first_line: this.yylloc.first_line, 304 last_line: this.yylineno+1, 305 first_column: this.yylloc.first_column, 306 last_column: lines ? 307 (lines.length === oldLines.length ? this.yylloc.first_column : 0) + oldLines[oldLines.length - lines.length].length - lines[0].length: 308 this.yylloc.first_column - len 309 }; 310 311 if (this.options.ranges) { 312 this.yylloc.range = [r[0], r[0] + this.yyleng - len]; 313 } 314 return this; 315 }, 316 more:function () { 317 this._more = true; 318 return this; 319 }, 320 less:function (n) { 321 this.unput(this.match.slice(n)); 322 }, 323 pastInput:function () { 324 var past = this.matched.substr(0, this.matched.length - this.match.length); 325 return (past.length > 20 ? '...':'') + past.substr(-20).replace(/\n/g, ""); 326 }, 327 upcomingInput:function () { 328 var next = this.match; 329 if (next.length < 20) { 330 next += this._input.substr(0, 20-next.length); 331 } 332 return (next.substr(0,20)+(next.length > 20 ? '...':'')).replace(/\n/g, ""); 333 }, 334 showPosition:function () { 335 var pre = this.pastInput(); 336 var c = new Array(pre.length + 1).join("-"); 337 return pre + this.upcomingInput() + "\n" + c+"^"; 338 }, 339 next:function () { 340 if (this.done) { 341 return this.EOF; 342 } 343 if (!this._input) this.done = true; 344 345 var token, 346 match, 347 tempMatch, 348 index, 349 col, 350 lines; 351 if (!this._more) { 352 this.yytext = ''; 353 this.match = ''; 354 } 355 var rules = this._currentRules(); 356 for (var i=0;i < rules.length; i++) { 357 tempMatch = this._input.match(this.rules[rules[i]]); 358 if (tempMatch && (!match || tempMatch[0].length > match[0].length)) { 359 match = tempMatch; 360 index = i; 361 if (!this.options.flex) break; 362 } 363 } 364 if (match) { 365 lines = match[0].match(/(?:\r\n?|\n).*/g); 366 if (lines) this.yylineno += lines.length; 367 this.yylloc = {first_line: this.yylloc.last_line, 368 last_line: this.yylineno+1, 369 first_column: this.yylloc.last_column, 370 last_column: lines ? lines[lines.length-1].length-lines[lines.length-1].match(/\r?\n?/)[0].length : this.yylloc.last_column + match[0].length}; 371 this.yytext += match[0]; 372 this.match += match[0]; 373 this.matches = match; 374 this.yyleng = this.yytext.length; 375 if (this.options.ranges) { 376 this.yylloc.range = [this.offset, this.offset += this.yyleng]; 377 } 378 this._more = false; 379 this._input = this._input.slice(match[0].length); 380 this.matched += match[0]; 381 token = this.performAction.call(this, this.yy, this, rules[index],this.conditionStack[this.conditionStack.length-1]); 382 if (this.done && this._input) this.done = false; 383 if (token) return token; 384 else return; 385 } 386 if (this._input === "") { 387 return this.EOF; 388 } else { 389 return this.parseError('Lexical error on line '+(this.yylineno+1)+'. Unrecognized text.\n'+this.showPosition(), 390 {text: "", token: null, line: this.yylineno}); 391 } 392 }, 393 lex:function lex() { 394 var r = this.next(); 395 if (typeof r !== 'undefined') { 396 return r; 397 } else { 398 return this.lex(); 399 } 400 }, 401 begin:function begin(condition) { 402 this.conditionStack.push(condition); 403 }, 404 popState:function popState() { 405 return this.conditionStack.pop(); 406 }, 407 _currentRules:function _currentRules() { 408 return this.conditions[this.conditionStack[this.conditionStack.length-1]].rules; 409 }, 410 topState:function () { 411 return this.conditionStack[this.conditionStack.length-2]; 412 }, 413 pushState:function begin(condition) { 414 this.begin(condition); 415 }}); 416 lexer.options = {}; 417 lexer.performAction = function anonymous(yy,yy_,$avoiding_name_collisions,YY_START) { 418 419 var YYSTATE=YY_START 420 switch($avoiding_name_collisions) { 421 case 0: yy_.yytext = "\\"; return 14; 422 break; 423 case 1: 424 if(yy_.yytext.slice(-1) !== "\\") this.begin("mu"); 425 if(yy_.yytext.slice(-1) === "\\") yy_.yytext = yy_.yytext.substr(0,yy_.yyleng-1), this.begin("emu"); 426 if(yy_.yytext) return 14; 427 428 break; 429 case 2: return 14; 430 break; 431 case 3: 432 if(yy_.yytext.slice(-1) !== "\\") this.popState(); 433 if(yy_.yytext.slice(-1) === "\\") yy_.yytext = yy_.yytext.substr(0,yy_.yyleng-1); 434 return 14; 435 436 break; 437 case 4: yy_.yytext = yy_.yytext.substr(0, yy_.yyleng-4); this.popState(); return 15; 438 break; 439 case 5: return 25; 440 break; 441 case 6: return 16; 442 break; 443 case 7: return 20; 444 break; 445 case 8: return 19; 446 break; 447 case 9: return 19; 448 break; 449 case 10: return 23; 450 break; 451 case 11: return 22; 452 break; 453 case 12: this.popState(); this.begin('com'); 454 break; 455 case 13: yy_.yytext = yy_.yytext.substr(3,yy_.yyleng-5); this.popState(); return 15; 456 break; 457 case 14: return 22; 458 break; 459 case 15: return 37; 460 break; 461 case 16: return 36; 462 break; 463 case 17: return 36; 464 break; 465 case 18: return 40; 466 break; 467 case 19: /*ignore whitespace*/ 468 break; 469 case 20: this.popState(); return 24; 470 break; 471 case 21: this.popState(); return 18; 472 break; 473 case 22: yy_.yytext = yy_.yytext.substr(1,yy_.yyleng-2).replace(/\\"/g,'"'); return 31; 474 break; 475 case 23: yy_.yytext = yy_.yytext.substr(1,yy_.yyleng-2).replace(/\\'/g,"'"); return 31; 476 break; 477 case 24: return 38; 478 break; 479 case 25: return 33; 480 break; 481 case 26: return 33; 482 break; 483 case 27: return 32; 484 break; 485 case 28: return 36; 486 break; 487 case 29: yy_.yytext = yy_.yytext.substr(1, yy_.yyleng-2); return 36; 488 break; 489 case 30: return 'INVALID'; 490 break; 491 case 31: return 5; 492 break; 493 } 494 }; 495 lexer.rules = [/^(?:\\\\(?=(\{\{)))/,/^(?:[^\x00]*?(?=(\{\{)))/,/^(?:[^\x00]+)/,/^(?:[^\x00]{2,}?(?=(\{\{|$)))/,/^(?:[\s\S]*?--\}\})/,/^(?:\{\{>)/,/^(?:\{\{#)/,/^(?:\{\{\/)/,/^(?:\{\{\^)/,/^(?:\{\{\s*else\b)/,/^(?:\{\{\{)/,/^(?:\{\{&)/,/^(?:\{\{!--)/,/^(?:\{\{![\s\S]*?\}\})/,/^(?:\{\{)/,/^(?:=)/,/^(?:\.(?=[}\/ ]))/,/^(?:\.\.)/,/^(?:[\/.])/,/^(?:\s+)/,/^(?:\}\}\})/,/^(?:\}\})/,/^(?:"(\\["]|[^"])*")/,/^(?:'(\\[']|[^'])*')/,/^(?:@)/,/^(?:true(?=[}\s]))/,/^(?:false(?=[}\s]))/,/^(?:-?[0-9]+(?=[}\s]))/,/^(?:[^\s!"#%-,\.\/;->@\[-\^`\{-~]+(?=[=}\s\/.]))/,/^(?:\[[^\]]*\])/,/^(?:.)/,/^(?:$)/]; 496 lexer.conditions = {"mu":{"rules":[5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31],"inclusive":false},"emu":{"rules":[3],"inclusive":false},"com":{"rules":[4],"inclusive":false},"INITIAL":{"rules":[0,1,2,31],"inclusive":true}}; 497 return lexer;})() 498 parser.lexer = lexer; 499 function Parser () { this.yy = {}; }Parser.prototype = parser;parser.Parser = Parser; 500 return new Parser; 501 })(); 502 /* THIS FILE IS GENERATED BY A BUILD SCRIPT - DO NOT EDIT! */ 503 504 Handlebars.Parser = handlebars; 505 506 Handlebars.parse = function(input) { 507 508 // Just return if an already-compile AST was passed in. 509 if(input.constructor === Handlebars.AST.ProgramNode) { return input; } 510 511 Handlebars.Parser.yy = Handlebars.AST; 512 return Handlebars.Parser.parse(input); 513 }; 514 /* THIS FILE IS GENERATED BY A BUILD SCRIPT - DO NOT EDIT! */ 515 516 Handlebars.AST = {}; 517 518 Handlebars.AST.ProgramNode = function(statements, inverse) { 519 this.type = "program"; 520 this.statements = statements; 521 if(inverse) { this.inverse = new Handlebars.AST.ProgramNode(inverse); } 522 }; 523 524 Handlebars.AST.MustacheNode = function(rawParams, hash, unescaped) { 525 this.type = "mustache"; 526 this.escaped = !unescaped; 527 this.hash = hash; 528 529 var id = this.id = rawParams[0]; 530 var params = this.params = rawParams.slice(1); 531 532 // a mustache is an eligible helper if: 533 // * its id is simple (a single part, not `this` or `..`) 534 var eligibleHelper = this.eligibleHelper = id.isSimple; 535 536 // a mustache is definitely a helper if: 537 // * it is an eligible helper, and 538 // * it has at least one parameter or hash segment 539 this.isHelper = eligibleHelper && (params.length || hash); 540 541 // if a mustache is an eligible helper but not a definite 542 // helper, it is ambiguous, and will be resolved in a later 543 // pass or at runtime. 544 }; 545 546 Handlebars.AST.PartialNode = function(partialName, context) { 547 this.type = "partial"; 548 this.partialName = partialName; 549 this.context = context; 550 }; 551 552 Handlebars.AST.BlockNode = function(mustache, program, inverse, close) { 553 var verifyMatch = function(open, close) { 554 if(open.original !== close.original) { 555 throw new Handlebars.Exception(open.original + " doesn't match " + close.original); 556 } 557 }; 558 559 verifyMatch(mustache.id, close); 560 this.type = "block"; 561 this.mustache = mustache; 562 this.program = program; 563 this.inverse = inverse; 564 565 if (this.inverse && !this.program) { 566 this.isInverse = true; 567 } 568 }; 569 570 Handlebars.AST.ContentNode = function(string) { 571 this.type = "content"; 572 this.string = string; 573 }; 574 575 Handlebars.AST.HashNode = function(pairs) { 576 this.type = "hash"; 577 this.pairs = pairs; 578 }; 579 580 Handlebars.AST.IdNode = function(parts) { 581 this.type = "ID"; 582 583 var original = "", 584 dig = [], 585 depth = 0; 586 587 for(var i=0,l=parts.length; i<l; i++) { 588 var part = parts[i].part; 589 original += (parts[i].separator || '') + part; 590 591 if (part === ".." || part === "." || part === "this") { 592 if (dig.length > 0) { throw new Handlebars.Exception("Invalid path: " + original); } 593 else if (part === "..") { depth++; } 594 else { this.isScoped = true; } 595 } 596 else { dig.push(part); } 597 } 598 599 this.original = original; 600 this.parts = dig; 601 this.string = dig.join('.'); 602 this.depth = depth; 603 604 // an ID is simple if it only has one part, and that part is not 605 // `..` or `this`. 606 this.isSimple = parts.length === 1 && !this.isScoped && depth === 0; 607 608 this.stringModeValue = this.string; 609 }; 610 611 Handlebars.AST.PartialNameNode = function(name) { 612 this.type = "PARTIAL_NAME"; 613 this.name = name.original; 614 }; 615 616 Handlebars.AST.DataNode = function(id) { 617 this.type = "DATA"; 618 this.id = id; 619 }; 620 621 Handlebars.AST.StringNode = function(string) { 622 this.type = "STRING"; 623 this.original = 624 this.string = 625 this.stringModeValue = string; 626 }; 627 628 Handlebars.AST.IntegerNode = function(integer) { 629 this.type = "INTEGER"; 630 this.original = 631 this.integer = integer; 632 this.stringModeValue = Number(integer); 633 }; 634 635 Handlebars.AST.BooleanNode = function(bool) { 636 this.type = "BOOLEAN"; 637 this.bool = bool; 638 this.stringModeValue = bool === "true"; 639 }; 640 641 Handlebars.AST.CommentNode = function(comment) { 642 this.type = "comment"; 643 this.comment = comment; 644 }; 645 /* THIS FILE IS GENERATED BY A BUILD SCRIPT - DO NOT EDIT! */ 646 647 /*jshint eqnull:true*/ 648 var Compiler = Handlebars.Compiler = function() {}; 649 var JavaScriptCompiler = Handlebars.JavaScriptCompiler = function() {}; 650 651 // the foundHelper register will disambiguate helper lookup from finding a 652 // function in a context. This is necessary for mustache compatibility, which 653 // requires that context functions in blocks are evaluated by blockHelperMissing, 654 // and then proceed as if the resulting value was provided to blockHelperMissing. 655 656 Compiler.prototype = { 657 compiler: Compiler, 658 659 disassemble: function() { 660 var opcodes = this.opcodes, opcode, out = [], params, param; 661 662 for (var i=0, l=opcodes.length; i<l; i++) { 663 opcode = opcodes[i]; 664 665 if (opcode.opcode === 'DECLARE') { 666 out.push("DECLARE " + opcode.name + "=" + opcode.value); 667 } else { 668 params = []; 669 for (var j=0; j<opcode.args.length; j++) { 670 param = opcode.args[j]; 671 if (typeof param === "string") { 672 param = "\"" + param.replace("\n", "\\n") + "\""; 673 } 674 params.push(param); 675 } 676 out.push(opcode.opcode + " " + params.join(" ")); 677 } 678 } 679 680 return out.join("\n"); 681 }, 682 equals: function(other) { 683 var len = this.opcodes.length; 684 if (other.opcodes.length !== len) { 685 return false; 686 } 687 688 for (var i = 0; i < len; i++) { 689 var opcode = this.opcodes[i], 690 otherOpcode = other.opcodes[i]; 691 if (opcode.opcode !== otherOpcode.opcode || opcode.args.length !== otherOpcode.args.length) { 692 return false; 693 } 694 for (var j = 0; j < opcode.args.length; j++) { 695 if (opcode.args[j] !== otherOpcode.args[j]) { 696 return false; 697 } 698 } 699 } 700 701 len = this.children.length; 702 if (other.children.length !== len) { 703 return false; 704 } 705 for (i = 0; i < len; i++) { 706 if (!this.children[i].equals(other.children[i])) { 707 return false; 708 } 709 } 710 711 return true; 712 }, 713 714 guid: 0, 715 716 compile: function(program, options) { 717 this.children = []; 718 this.depths = {list: []}; 719 this.options = options; 720 721 // These changes will propagate to the other compiler components 722 var knownHelpers = this.options.knownHelpers; 723 this.options.knownHelpers = { 724 'helperMissing': true, 725 'blockHelperMissing': true, 726 'each': true, 727 'if': true, 728 'unless': true, 729 'with': true, 730 'log': true 731 }; 732 if (knownHelpers) { 733 for (var name in knownHelpers) { 734 this.options.knownHelpers[name] = knownHelpers[name]; 735 } 736 } 737 738 return this.program(program); 739 }, 740 741 accept: function(node) { 742 return this[node.type](node); 743 }, 744 745 program: function(program) { 746 var statements = program.statements, statement; 747 this.opcodes = []; 748 749 for(var i=0, l=statements.length; i<l; i++) { 750 statement = statements[i]; 751 this[statement.type](statement); 752 } 753 this.isSimple = l === 1; 754 755 this.depths.list = this.depths.list.sort(function(a, b) { 756 return a - b; 757 }); 758 759 return this; 760 }, 761 762 compileProgram: function(program) { 763 var result = new this.compiler().compile(program, this.options); 764 var guid = this.guid++, depth; 765 766 this.usePartial = this.usePartial || result.usePartial; 767 768 this.children[guid] = result; 769 770 for(var i=0, l=result.depths.list.length; i<l; i++) { 771 depth = result.depths.list[i]; 772 773 if(depth < 2) { continue; } 774 else { this.addDepth(depth - 1); } 775 } 776 777 return guid; 778 }, 779 780 block: function(block) { 781 var mustache = block.mustache, 782 program = block.program, 783 inverse = block.inverse; 784 785 if (program) { 786 program = this.compileProgram(program); 787 } 788 789 if (inverse) { 790 inverse = this.compileProgram(inverse); 791 } 792 793 var type = this.classifyMustache(mustache); 794 795 if (type === "helper") { 796 this.helperMustache(mustache, program, inverse); 797 } else if (type === "simple") { 798 this.simpleMustache(mustache); 799 800 // now that the simple mustache is resolved, we need to 801 // evaluate it by executing `blockHelperMissing` 802 this.opcode('pushProgram', program); 803 this.opcode('pushProgram', inverse); 804 this.opcode('emptyHash'); 805 this.opcode('blockValue'); 806 } else { 807 this.ambiguousMustache(mustache, program, inverse); 808 809 // now that the simple mustache is resolved, we need to 810 // evaluate it by executing `blockHelperMissing` 811 this.opcode('pushProgram', program); 812 this.opcode('pushProgram', inverse); 813 this.opcode('emptyHash'); 814 this.opcode('ambiguousBlockValue'); 815 } 816 817 this.opcode('append'); 818 }, 819 820 hash: function(hash) { 821 var pairs = hash.pairs, pair, val; 822 823 this.opcode('pushHash'); 824 825 for(var i=0, l=pairs.length; i<l; i++) { 826 pair = pairs[i]; 827 val = pair[1]; 828 829 if (this.options.stringParams) { 830 if(val.depth) { 831 this.addDepth(val.depth); 832 } 833 this.opcode('getContext', val.depth || 0); 834 this.opcode('pushStringParam', val.stringModeValue, val.type); 835 } else { 836 this.accept(val); 837 } 838 839 this.opcode('assignToHash', pair[0]); 840 } 841 this.opcode('popHash'); 842 }, 843 844 partial: function(partial) { 845 var partialName = partial.partialName; 846 this.usePartial = true; 847 848 if(partial.context) { 849 this.ID(partial.context); 850 } else { 851 this.opcode('push', 'depth0'); 852 } 853 854 this.opcode('invokePartial', partialName.name); 855 this.opcode('append'); 856 }, 857 858 content: function(content) { 859 this.opcode('appendContent', content.string); 860 }, 861 862 mustache: function(mustache) { 863 var options = this.options; 864 var type = this.classifyMustache(mustache); 865 866 if (type === "simple") { 867 this.simpleMustache(mustache); 868 } else if (type === "helper") { 869 this.helperMustache(mustache); 870 } else { 871 this.ambiguousMustache(mustache); 872 } 873 874 if(mustache.escaped && !options.noEscape) { 875 this.opcode('appendEscaped'); 876 } else { 877 this.opcode('append'); 878 } 879 }, 880 881 ambiguousMustache: function(mustache, program, inverse) { 882 var id = mustache.id, 883 name = id.parts[0], 884 isBlock = program != null || inverse != null; 885 886 this.opcode('getContext', id.depth); 887 888 this.opcode('pushProgram', program); 889 this.opcode('pushProgram', inverse); 890 891 this.opcode('invokeAmbiguous', name, isBlock); 892 }, 893 894 simpleMustache: function(mustache) { 895 var id = mustache.id; 896 897 if (id.type === 'DATA') { 898 this.DATA(id); 899 } else if (id.parts.length) { 900 this.ID(id); 901 } else { 902 // Simplified ID for `this` 903 this.addDepth(id.depth); 904 this.opcode('getContext', id.depth); 905 this.opcode('pushContext'); 906 } 907 908 this.opcode('resolvePossibleLambda'); 909 }, 910 911 helperMustache: function(mustache, program, inverse) { 912 var params = this.setupFullMustacheParams(mustache, program, inverse), 913 name = mustache.id.parts[0]; 914 915 if (this.options.knownHelpers[name]) { 916 this.opcode('invokeKnownHelper', params.length, name); 917 } else if (this.options.knownHelpersOnly) { 918 throw new Error("You specified knownHelpersOnly, but used the unknown helper " + name); 919 } else { 920 this.opcode('invokeHelper', params.length, name); 921 } 922 }, 923 924 ID: function(id) { 925 this.addDepth(id.depth); 926 this.opcode('getContext', id.depth); 927 928 var name = id.parts[0]; 929 if (!name) { 930 this.opcode('pushContext'); 931 } else { 932 this.opcode('lookupOnContext', id.parts[0]); 933 } 934 935 for(var i=1, l=id.parts.length; i<l; i++) { 936 this.opcode('lookup', id.parts[i]); 937 } 938 }, 939 940 DATA: function(data) { 941 this.options.data = true; 942 if (data.id.isScoped || data.id.depth) { 943 throw new Handlebars.Exception('Scoped data references are not supported: ' + data.original); 944 } 945 946 this.opcode('lookupData'); 947 var parts = data.id.parts; 948 for(var i=0, l=parts.length; i<l; i++) { 949 this.opcode('lookup', parts[i]); 950 } 951 }, 952 953 STRING: function(string) { 954 this.opcode('pushString', string.string); 955 }, 956 957 INTEGER: function(integer) { 958 this.opcode('pushLiteral', integer.integer); 959 }, 960 961 BOOLEAN: function(bool) { 962 this.opcode('pushLiteral', bool.bool); 963 }, 964 965 comment: function() {}, 966 967 // HELPERS 968 opcode: function(name) { 969 this.opcodes.push({ opcode: name, args: [].slice.call(arguments, 1) }); 970 }, 971 972 declare: function(name, value) { 973 this.opcodes.push({ opcode: 'DECLARE', name: name, value: value }); 974 }, 975 976 addDepth: function(depth) { 977 if(isNaN(depth)) { throw new Error("EWOT"); } 978 if(depth === 0) { return; } 979 980 if(!this.depths[depth]) { 981 this.depths[depth] = true; 982 this.depths.list.push(depth); 983 } 984 }, 985 986 classifyMustache: function(mustache) { 987 var isHelper = mustache.isHelper; 988 var isEligible = mustache.eligibleHelper; 989 var options = this.options; 990 991 // if ambiguous, we can possibly resolve the ambiguity now 992 if (isEligible && !isHelper) { 993 var name = mustache.id.parts[0]; 994 995 if (options.knownHelpers[name]) { 996 isHelper = true; 997 } else if (options.knownHelpersOnly) { 998 isEligible = false; 999 } 1000 } 1001 1002 if (isHelper) { return "helper"; } 1003 else if (isEligible) { return "ambiguous"; } 1004 else { return "simple"; } 1005 }, 1006 1007 pushParams: function(params) { 1008 var i = params.length, param; 1009 1010 while(i--) { 1011 param = params[i]; 1012 1013 if(this.options.stringParams) { 1014 if(param.depth) { 1015 this.addDepth(param.depth); 1016 } 1017 1018 this.opcode('getContext', param.depth || 0); 1019 this.opcode('pushStringParam', param.stringModeValue, param.type); 1020 } else { 1021 this[param.type](param); 1022 } 1023 } 1024 }, 1025 1026 setupMustacheParams: function(mustache) { 1027 var params = mustache.params; 1028 this.pushParams(params); 1029 1030 if(mustache.hash) { 1031 this.hash(mustache.hash); 1032 } else { 1033 this.opcode('emptyHash'); 1034 } 1035 1036 return params; 1037 }, 1038 1039 // this will replace setupMustacheParams when we're done 1040 setupFullMustacheParams: function(mustache, program, inverse) { 1041 var params = mustache.params; 1042 this.pushParams(params); 1043 1044 this.opcode('pushProgram', program); 1045 this.opcode('pushProgram', inverse); 1046 1047 if(mustache.hash) { 1048 this.hash(mustache.hash); 1049 } else { 1050 this.opcode('emptyHash'); 1051 } 1052 1053 return params; 1054 } 1055 }; 1056 1057 var Literal = function(value) { 1058 this.value = value; 1059 }; 1060 1061 JavaScriptCompiler.prototype = { 1062 // PUBLIC API: You can override these methods in a subclass to provide 1063 // alternative compiled forms for name lookup and buffering semantics 1064 nameLookup: function(parent, name /* , type*/) { 1065 if (/^[0-9]+$/.test(name)) { 1066 return parent + "[" + name + "]"; 1067 } else if (JavaScriptCompiler.isValidJavaScriptVariableName(name)) { 1068 return parent + "." + name; 1069 } 1070 else { 1071 return parent + "['" + name + "']"; 1072 } 1073 }, 1074 1075 appendToBuffer: function(string) { 1076 if (this.environment.isSimple) { 1077 return "return " + string + ";"; 1078 } else { 1079 return { 1080 appendToBuffer: true, 1081 content: string, 1082 toString: function() { return "buffer += " + string + ";"; } 1083 }; 1084 } 1085 }, 1086 1087 initializeBuffer: function() { 1088 return this.quotedString(""); 1089 }, 1090 1091 namespace: "Handlebars", 1092 // END PUBLIC API 1093 1094 compile: function(environment, options, context, asObject) { 1095 this.environment = environment; 1096 this.options = options || {}; 1097 1098 Handlebars.log(Handlebars.logger.DEBUG, this.environment.disassemble() + "\n\n"); 1099 1100 this.name = this.environment.name; 1101 this.isChild = !!context; 1102 this.context = context || { 1103 programs: [], 1104 environments: [], 1105 aliases: { } 1106 }; 1107 1108 this.preamble(); 1109 1110 this.stackSlot = 0; 1111 this.stackVars = []; 1112 this.registers = { list: [] }; 1113 this.compileStack = []; 1114 this.inlineStack = []; 1115 1116 this.compileChildren(environment, options); 1117 1118 var opcodes = environment.opcodes, opcode; 1119 1120 this.i = 0; 1121 1122 for(l=opcodes.length; this.i<l; this.i++) { 1123 opcode = opcodes[this.i]; 1124 1125 if(opcode.opcode === 'DECLARE') { 1126 this[opcode.name] = opcode.value; 1127 } else { 1128 this[opcode.opcode].apply(this, opcode.args); 1129 } 1130 } 1131 1132 return this.createFunctionContext(asObject); 1133 }, 1134 1135 nextOpcode: function() { 1136 var opcodes = this.environment.opcodes; 1137 return opcodes[this.i + 1]; 1138 }, 1139 1140 eat: function() { 1141 this.i = this.i + 1; 1142 }, 1143 1144 preamble: function() { 1145 var out = []; 1146 1147 if (!this.isChild) { 1148 var namespace = this.namespace; 1149 1150 var copies = "helpers = this.merge(helpers, " + namespace + ".helpers);"; 1151 if (this.environment.usePartial) { copies = copies + " partials = this.merge(partials, " + namespace + ".partials);"; } 1152 if (this.options.data) { copies = copies + " data = data || {};"; } 1153 out.push(copies); 1154 } else { 1155 out.push(''); 1156 } 1157 1158 if (!this.environment.isSimple) { 1159 out.push(", buffer = " + this.initializeBuffer()); 1160 } else { 1161 out.push(""); 1162 } 1163 1164 // track the last context pushed into place to allow skipping the 1165 // getContext opcode when it would be a noop 1166 this.lastContext = 0; 1167 this.source = out; 1168 }, 1169 1170 createFunctionContext: function(asObject) { 1171 var locals = this.stackVars.concat(this.registers.list); 1172 1173 if(locals.length > 0) { 1174 this.source[1] = this.source[1] + ", " + locals.join(", "); 1175 } 1176 1177 // Generate minimizer alias mappings 1178 if (!this.isChild) { 1179 for (var alias in this.context.aliases) { 1180 if (this.context.aliases.hasOwnProperty(alias)) { 1181 this.source[1] = this.source[1] + ', ' + alias + '=' + this.context.aliases[alias]; 1182 } 1183 } 1184 } 1185 1186 if (this.source[1]) { 1187 this.source[1] = "var " + this.source[1].substring(2) + ";"; 1188 } 1189 1190 // Merge children 1191 if (!this.isChild) { 1192 this.source[1] += '\n' + this.context.programs.join('\n') + '\n'; 1193 } 1194 1195 if (!this.environment.isSimple) { 1196 this.source.push("return buffer;"); 1197 } 1198 1199 var params = this.isChild ? ["depth0", "data"] : ["Handlebars", "depth0", "helpers", "partials", "data"]; 1200 1201 for(var i=0, l=this.environment.depths.list.length; i<l; i++) { 1202 params.push("depth" + this.environment.depths.list[i]); 1203 } 1204 1205 // Perform a second pass over the output to merge content when possible 1206 var source = this.mergeSource(); 1207 1208 if (!this.isChild) { 1209 var revision = Handlebars.COMPILER_REVISION, 1210 versions = Handlebars.REVISION_CHANGES[revision]; 1211 source = "this.compilerInfo = ["+revision+",'"+versions+"'];\n"+source; 1212 } 1213 1214 if (asObject) { 1215 params.push(source); 1216 1217 return Function.apply(this, params); 1218 } else { 1219 var functionSource = 'function ' + (this.name || '') + '(' + params.join(',') + ') {\n ' + source + '}'; 1220 Handlebars.log(Handlebars.logger.DEBUG, functionSource + "\n\n"); 1221 return functionSource; 1222 } 1223 }, 1224 mergeSource: function() { 1225 // WARN: We are not handling the case where buffer is still populated as the source should 1226 // not have buffer append operations as their final action. 1227 var source = '', 1228 buffer; 1229 for (var i = 0, len = this.source.length; i < len; i++) { 1230 var line = this.source[i]; 1231 if (line.appendToBuffer) { 1232 if (buffer) { 1233 buffer = buffer + '\n + ' + line.content; 1234 } else { 1235 buffer = line.content; 1236 } 1237 } else { 1238 if (buffer) { 1239 source += 'buffer += ' + buffer + ';\n '; 1240 buffer = undefined; 1241 } 1242 source += line + '\n '; 1243 } 1244 } 1245 return source; 1246 }, 1247 1248 // [blockValue] 1249 // 1250 // On stack, before: hash, inverse, program, value 1251 // On stack, after: return value of blockHelperMissing 1252 // 1253 // The purpose of this opcode is to take a block of the form 1254 // `{{#foo}}...{{/foo}}`, resolve the value of `foo`, and 1255 // replace it on the stack with the result of properly 1256 // invoking blockHelperMissing. 1257 blockValue: function() { 1258 this.context.aliases.blockHelperMissing = 'helpers.blockHelperMissing'; 1259 1260 var params = ["depth0"]; 1261 this.setupParams(0, params); 1262 1263 this.replaceStack(function(current) { 1264 params.splice(1, 0, current); 1265 return "blockHelperMissing.call(" + params.join(", ") + ")"; 1266 }); 1267 }, 1268 1269 // [ambiguousBlockValue] 1270 // 1271 // On stack, before: hash, inverse, program, value 1272 // Compiler value, before: lastHelper=value of last found helper, if any 1273 // On stack, after, if no lastHelper: same as [blockValue] 1274 // On stack, after, if lastHelper: value 1275 ambiguousBlockValue: function() { 1276 this.context.aliases.blockHelperMissing = 'helpers.blockHelperMissing'; 1277 1278 var params = ["depth0"]; 1279 this.setupParams(0, params); 1280 1281 var current = this.topStack(); 1282 params.splice(1, 0, current); 1283 1284 // Use the options value generated from the invocation 1285 params[params.length-1] = 'options'; 1286 1287 this.source.push("if (!" + this.lastHelper + ") { " + current + " = blockHelperMissing.call(" + params.join(", ") + "); }"); 1288 }, 1289 1290 // [appendContent] 1291 // 1292 // On stack, before: ... 1293 // On stack, after: ... 1294 // 1295 // Appends the string value of `content` to the current buffer 1296 appendContent: function(content) { 1297 this.source.push(this.appendToBuffer(this.quotedString(content))); 1298 }, 1299 1300 // [append] 1301 // 1302 // On stack, before: value, ... 1303 // On stack, after: ... 1304 // 1305 // Coerces `value` to a String and appends it to the current buffer. 1306 // 1307 // If `value` is truthy, or 0, it is coerced into a string and appended 1308 // Otherwise, the empty string is appended 1309 append: function() { 1310 // Force anything that is inlined onto the stack so we don't have duplication 1311 // when we examine local 1312 this.flushInline(); 1313 var local = this.popStack(); 1314 this.source.push("if(" + local + " || " + local + " === 0) { " + this.appendToBuffer(local) + " }"); 1315 if (this.environment.isSimple) { 1316 this.source.push("else { " + this.appendToBuffer("''") + " }"); 1317 } 1318 }, 1319 1320 // [appendEscaped] 1321 // 1322 // On stack, before: value, ... 1323 // On stack, after: ... 1324 // 1325 // Escape `value` and append it to the buffer 1326 appendEscaped: function() { 1327 this.context.aliases.escapeExpression = 'this.escapeExpression'; 1328 1329 this.source.push(this.appendToBuffer("escapeExpression(" + this.popStack() + ")")); 1330 }, 1331 1332 // [getContext] 1333 // 1334 // On stack, before: ... 1335 // On stack, after: ... 1336 // Compiler value, after: lastContext=depth 1337 // 1338 // Set the value of the `lastContext` compiler value to the depth 1339 getContext: function(depth) { 1340 if(this.lastContext !== depth) { 1341 this.lastContext = depth; 1342 } 1343 }, 1344 1345 // [lookupOnContext] 1346 // 1347 // On stack, before: ... 1348 // On stack, after: currentContext[name], ... 1349 // 1350 // Looks up the value of `name` on the current context and pushes 1351 // it onto the stack. 1352 lookupOnContext: function(name) { 1353 this.push(this.nameLookup('depth' + this.lastContext, name, 'context')); 1354 }, 1355 1356 // [pushContext] 1357 // 1358 // On stack, before: ... 1359 // On stack, after: currentContext, ... 1360 // 1361 // Pushes the value of the current context onto the stack. 1362 pushContext: function() { 1363 this.pushStackLiteral('depth' + this.lastContext); 1364 }, 1365 1366 // [resolvePossibleLambda] 1367 // 1368 // On stack, before: value, ... 1369 // On stack, after: resolved value, ... 1370 // 1371 // If the `value` is a lambda, replace it on the stack by 1372 // the return value of the lambda 1373 resolvePossibleLambda: function() { 1374 this.context.aliases.functionType = '"function"'; 1375 1376 this.replaceStack(function(current) { 1377 return "typeof " + current + " === functionType ? " + current + ".apply(depth0) : " + current; 1378 }); 1379 }, 1380 1381 // [lookup] 1382 // 1383 // On stack, before: value, ... 1384 // On stack, after: value[name], ... 1385 // 1386 // Replace the value on the stack with the result of looking 1387 // up `name` on `value` 1388 lookup: function(name) { 1389 this.replaceStack(function(current) { 1390 return current + " == null || " + current + " === false ? " + current + " : " + this.nameLookup(current, name, 'context'); 1391 }); 1392 }, 1393 1394 // [lookupData] 1395 // 1396 // On stack, before: ... 1397 // On stack, after: data[id], ... 1398 // 1399 // Push the result of looking up `id` on the current data 1400 lookupData: function(id) { 1401 this.push('data'); 1402 }, 1403 1404 // [pushStringParam] 1405 // 1406 // On stack, before: ... 1407 // On stack, after: string, currentContext, ... 1408 // 1409 // This opcode is designed for use in string mode, which 1410 // provides the string value of a parameter along with its 1411 // depth rather than resolving it immediately. 1412 pushStringParam: function(string, type) { 1413 this.pushStackLiteral('depth' + this.lastContext); 1414 1415 this.pushString(type); 1416 1417 if (typeof string === 'string') { 1418 this.pushString(string); 1419 } else { 1420 this.pushStackLiteral(string); 1421 } 1422 }, 1423 1424 emptyHash: function() { 1425 this.pushStackLiteral('{}'); 1426 1427 if (this.options.stringParams) { 1428 this.register('hashTypes', '{}'); 1429 this.register('hashContexts', '{}'); 1430 } 1431 }, 1432 pushHash: function() { 1433 this.hash = {values: [], types: [], contexts: []}; 1434 }, 1435 popHash: function() { 1436 var hash = this.hash; 1437 this.hash = undefined; 1438 1439 if (this.options.stringParams) { 1440 this.register('hashContexts', '{' + hash.contexts.join(',') + '}'); 1441 this.register('hashTypes', '{' + hash.types.join(',') + '}'); 1442 } 1443 this.push('{\n ' + hash.values.join(',\n ') + '\n }'); 1444 }, 1445 1446 // [pushString] 1447 // 1448 // On stack, before: ... 1449 // On stack, after: quotedString(string), ... 1450 // 1451 // Push a quoted version of `string` onto the stack 1452 pushString: function(string) { 1453 this.pushStackLiteral(this.quotedString(string)); 1454 }, 1455 1456 // [push] 1457 // 1458 // On stack, before: ... 1459 // On stack, after: expr, ... 1460 // 1461 // Push an expression onto the stack 1462 push: function(expr) { 1463 this.inlineStack.push(expr); 1464 return expr; 1465 }, 1466 1467 // [pushLiteral] 1468 // 1469 // On stack, before: ... 1470 // On stack, after: value, ... 1471 // 1472 // Pushes a value onto the stack. This operation prevents 1473 // the compiler from creating a temporary variable to hold 1474 // it. 1475 pushLiteral: function(value) { 1476 this.pushStackLiteral(value); 1477 }, 1478 1479 // [pushProgram] 1480 // 1481 // On stack, before: ... 1482 // On stack, after: program(guid), ... 1483 // 1484 // Push a program expression onto the stack. This takes 1485 // a compile-time guid and converts it into a runtime-accessible 1486 // expression. 1487 pushProgram: function(guid) { 1488 if (guid != null) { 1489 this.pushStackLiteral(this.programExpression(guid)); 1490 } else { 1491 this.pushStackLiteral(null); 1492 } 1493 }, 1494 1495 // [invokeHelper] 1496 // 1497 // On stack, before: hash, inverse, program, params..., ... 1498 // On stack, after: result of helper invocation 1499 // 1500 // Pops off the helper's parameters, invokes the helper, 1501 // and pushes the helper's return value onto the stack. 1502 // 1503 // If the helper is not found, `helperMissing` is called. 1504 invokeHelper: function(paramSize, name) { 1505 this.context.aliases.helperMissing = 'helpers.helperMissing'; 1506 1507 var helper = this.lastHelper = this.setupHelper(paramSize, name, true); 1508 var nonHelper = this.nameLookup('depth' + this.lastContext, name, 'context'); 1509 1510 this.push(helper.name + ' || ' + nonHelper); 1511 this.replaceStack(function(name) { 1512 return name + ' ? ' + name + '.call(' + 1513 helper.callParams + ") " + ": helperMissing.call(" + 1514 helper.helperMissingParams + ")"; 1515 }); 1516 }, 1517 1518 // [invokeKnownHelper] 1519 // 1520 // On stack, before: hash, inverse, program, params..., ... 1521 // On stack, after: result of helper invocation 1522 // 1523 // This operation is used when the helper is known to exist, 1524 // so a `helperMissing` fallback is not required. 1525 invokeKnownHelper: function(paramSize, name) { 1526 var helper = this.setupHelper(paramSize, name); 1527 this.push(helper.name + ".call(" + helper.callParams + ")"); 1528 }, 1529 1530 // [invokeAmbiguous] 1531 // 1532 // On stack, before: hash, inverse, program, params..., ... 1533 // On stack, after: result of disambiguation 1534 // 1535 // This operation is used when an expression like `{{foo}}` 1536 // is provided, but we don't know at compile-time whether it 1537 // is a helper or a path. 1538 // 1539 // This operation emits more code than the other options, 1540 // and can be avoided by passing the `knownHelpers` and 1541 // `knownHelpersOnly` flags at compile-time. 1542 invokeAmbiguous: function(name, helperCall) { 1543 this.context.aliases.functionType = '"function"'; 1544 1545 this.pushStackLiteral('{}'); // Hash value 1546 var helper = this.setupHelper(0, name, helperCall); 1547 1548 var helperName = this.lastHelper = this.nameLookup('helpers', name, 'helper'); 1549 1550 var nonHelper = this.nameLookup('depth' + this.lastContext, name, 'context'); 1551 var nextStack = this.nextStack(); 1552 1553 this.source.push('if (' + nextStack + ' = ' + helperName + ') { ' + nextStack + ' = ' + nextStack + '.call(' + helper.callParams + '); }'); 1554 this.source.push('else { ' + nextStack + ' = ' + nonHelper + '; ' + nextStack + ' = typeof ' + nextStack + ' === functionType ? ' + nextStack + '.apply(depth0) : ' + nextStack + '; }'); 1555 }, 1556 1557 // [invokePartial] 1558 // 1559 // On stack, before: context, ... 1560 // On stack after: result of partial invocation 1561 // 1562 // This operation pops off a context, invokes a partial with that context, 1563 // and pushes the result of the invocation back. 1564 invokePartial: function(name) { 1565 var params = [this.nameLookup('partials', name, 'partial'), "'" + name + "'", this.popStack(), "helpers", "partials"]; 1566 1567 if (this.options.data) { 1568 params.push("data"); 1569 } 1570 1571 this.context.aliases.self = "this"; 1572 this.push("self.invokePartial(" + params.join(", ") + ")"); 1573 }, 1574 1575 // [assignToHash] 1576 // 1577 // On stack, before: value, hash, ... 1578 // On stack, after: hash, ... 1579 // 1580 // Pops a value and hash off the stack, assigns `hash[key] = value` 1581 // and pushes the hash back onto the stack. 1582 assignToHash: function(key) { 1583 var value = this.popStack(), 1584 context, 1585 type; 1586 1587 if (this.options.stringParams) { 1588 type = this.popStack(); 1589 context = this.popStack(); 1590 } 1591 1592 var hash = this.hash; 1593 if (context) { 1594 hash.contexts.push("'" + key + "': " + context); 1595 } 1596 if (type) { 1597 hash.types.push("'" + key + "': " + type); 1598 } 1599 hash.values.push("'" + key + "': (" + value + ")"); 1600 }, 1601 1602 // HELPERS 1603 1604 compiler: JavaScriptCompiler, 1605 1606 compileChildren: function(environment, options) { 1607 var children = environment.children, child, compiler; 1608 1609 for(var i=0, l=children.length; i<l; i++) { 1610 child = children[i]; 1611 compiler = new this.compiler(); 1612 1613 var index = this.matchExistingProgram(child); 1614 1615 if (index == null) { 1616 this.context.programs.push(''); // Placeholder to prevent name conflicts for nested children 1617 index = this.context.programs.length; 1618 child.index = index; 1619 child.name = 'program' + index; 1620 this.context.programs[index] = compiler.compile(child, options, this.context); 1621 this.context.environments[index] = child; 1622 } else { 1623 child.index = index; 1624 child.name = 'program' + index; 1625 } 1626 } 1627 }, 1628 matchExistingProgram: function(child) { 1629 for (var i = 0, len = this.context.environments.length; i < len; i++) { 1630 var environment = this.context.environments[i]; 1631 if (environment && environment.equals(child)) { 1632 return i; 1633 } 1634 } 1635 }, 1636 1637 programExpression: function(guid) { 1638 this.context.aliases.self = "this"; 1639 1640 if(guid == null) { 1641 return "self.noop"; 1642 } 1643 1644 var child = this.environment.children[guid], 1645 depths = child.depths.list, depth; 1646 1647 var programParams = [child.index, child.name, "data"]; 1648 1649 for(var i=0, l = depths.length; i<l; i++) { 1650 depth = depths[i]; 1651 1652 if(depth === 1) { programParams.push("depth0"); } 1653 else { programParams.push("depth" + (depth - 1)); } 1654 } 1655 1656 return (depths.length === 0 ? "self.program(" : "self.programWithDepth(") + programParams.join(", ") + ")"; 1657 }, 1658 1659 register: function(name, val) { 1660 this.useRegister(name); 1661 this.source.push(name + " = " + val + ";"); 1662 }, 1663 1664 useRegister: function(name) { 1665 if(!this.registers[name]) { 1666 this.registers[name] = true; 1667 this.registers.list.push(name); 1668 } 1669 }, 1670 1671 pushStackLiteral: function(item) { 1672 return this.push(new Literal(item)); 1673 }, 1674 1675 pushStack: function(item) { 1676 this.flushInline(); 1677 1678 var stack = this.incrStack(); 1679 if (item) { 1680 this.source.push(stack + " = " + item + ";"); 1681 } 1682 this.compileStack.push(stack); 1683 return stack; 1684 }, 1685 1686 replaceStack: function(callback) { 1687 var prefix = '', 1688 inline = this.isInline(), 1689 stack; 1690 1691 // If we are currently inline then we want to merge the inline statement into the 1692 // replacement statement via ',' 1693 if (inline) { 1694 var top = this.popStack(true); 1695 1696 if (top instanceof Literal) { 1697 // Literals do not need to be inlined 1698 stack = top.value; 1699 } else { 1700 // Get or create the current stack name for use by the inline 1701 var name = this.stackSlot ? this.topStackName() : this.incrStack(); 1702 1703 prefix = '(' + this.push(name) + ' = ' + top + '),'; 1704 stack = this.topStack(); 1705 } 1706 } else { 1707 stack = this.topStack(); 1708 } 1709 1710 var item = callback.call(this, stack); 1711 1712 if (inline) { 1713 if (this.inlineStack.length || this.compileStack.length) { 1714 this.popStack(); 1715 } 1716 this.push('(' + prefix + item + ')'); 1717 } else { 1718 // Prevent modification of the context depth variable. Through replaceStack 1719 if (!/^stack/.test(stack)) { 1720 stack = this.nextStack(); 1721 } 1722 1723 this.source.push(stack + " = (" + prefix + item + ");"); 1724 } 1725 return stack; 1726 }, 1727 1728 nextStack: function() { 1729 return this.pushStack(); 1730 }, 1731 1732 incrStack: function() { 1733 this.stackSlot++; 1734 if(this.stackSlot > this.stackVars.length) { this.stackVars.push("stack" + this.stackSlot); } 1735 return this.topStackName(); 1736 }, 1737 topStackName: function() { 1738 return "stack" + this.stackSlot; 1739 }, 1740 flushInline: function() { 1741 var inlineStack = this.inlineStack; 1742 if (inlineStack.length) { 1743 this.inlineStack = []; 1744 for (var i = 0, len = inlineStack.length; i < len; i++) { 1745 var entry = inlineStack[i]; 1746 if (entry instanceof Literal) { 1747 this.compileStack.push(entry); 1748 } else { 1749 this.pushStack(entry); 1750 } 1751 } 1752 } 1753 }, 1754 isInline: function() { 1755 return this.inlineStack.length; 1756 }, 1757 1758 popStack: function(wrapped) { 1759 var inline = this.isInline(), 1760 item = (inline ? this.inlineStack : this.compileStack).pop(); 1761 1762 if (!wrapped && (item instanceof Literal)) { 1763 return item.value; 1764 } else { 1765 if (!inline) { 1766 this.stackSlot--; 1767 } 1768 return item; 1769 } 1770 }, 1771 1772 topStack: function(wrapped) { 1773 var stack = (this.isInline() ? this.inlineStack : this.compileStack), 1774 item = stack[stack.length - 1]; 1775 1776 if (!wrapped && (item instanceof Literal)) { 1777 return item.value; 1778 } else { 1779 return item; 1780 } 1781 }, 1782 1783 quotedString: function(str) { 1784 return '"' + str 1785 .replace(/\\/g, '\\\\') 1786 .replace(/"/g, '\\"') 1787 .replace(/\n/g, '\\n') 1788 .replace(/\r/g, '\\r') 1789 .replace(/\u2028/g, '\\u2028') // Per Ecma-262 7.3 + 7.8.4 1790 .replace(/\u2029/g, '\\u2029') + '"'; 1791 }, 1792 1793 setupHelper: function(paramSize, name, missingParams) { 1794 var params = []; 1795 this.setupParams(paramSize, params, missingParams); 1796 var foundHelper = this.nameLookup('helpers', name, 'helper'); 1797 1798 return { 1799 params: params, 1800 name: foundHelper, 1801 callParams: ["depth0"].concat(params).join(", "), 1802 helperMissingParams: missingParams && ["depth0", this.quotedString(name)].concat(params).join(", ") 1803 }; 1804 }, 1805 1806 // the params and contexts arguments are passed in arrays 1807 // to fill in 1808 setupParams: function(paramSize, params, useRegister) { 1809 var options = [], contexts = [], types = [], param, inverse, program; 1810 1811 options.push("hash:" + this.popStack()); 1812 1813 inverse = this.popStack(); 1814 program = this.popStack(); 1815 1816 // Avoid setting fn and inverse if neither are set. This allows 1817 // helpers to do a check for `if (options.fn)` 1818 if (program || inverse) { 1819 if (!program) { 1820 this.context.aliases.self = "this"; 1821 program = "self.noop"; 1822 } 1823 1824 if (!inverse) { 1825 this.context.aliases.self = "this"; 1826 inverse = "self.noop"; 1827 } 1828 1829 options.push("inverse:" + inverse); 1830 options.push("fn:" + program); 1831 } 1832 1833 for(var i=0; i<paramSize; i++) { 1834 param = this.popStack(); 1835 params.push(param); 1836 1837 if(this.options.stringParams) { 1838 types.push(this.popStack()); 1839 contexts.push(this.popStack()); 1840 } 1841 } 1842 1843 if (this.options.stringParams) { 1844 options.push("contexts:[" + contexts.join(",") + "]"); 1845 options.push("types:[" + types.join(",") + "]"); 1846 options.push("hashContexts:hashContexts"); 1847 options.push("hashTypes:hashTypes"); 1848 } 1849 1850 if(this.options.data) { 1851 options.push("data:data"); 1852 } 1853 1854 options = "{" + options.join(",") + "}"; 1855 if (useRegister) { 1856 this.register('options', options); 1857 params.push('options'); 1858 } else { 1859 params.push(options); 1860 } 1861 return params.join(", "); 1862 } 1863 }; 1864 1865 var reservedWords = ( 1866 "break else new var" + 1867 " case finally return void" + 1868 " catch for switch while" + 1869 " continue function this with" + 1870 " default if throw" + 1871 " delete in try" + 1872 " do instanceof typeof" + 1873 " abstract enum int short" + 1874 " boolean export interface static" + 1875 " byte extends long super" + 1876 " char final native synchronized" + 1877 " class float package throws" + 1878 " const goto private transient" + 1879 " debugger implements protected volatile" + 1880 " double import public let yield" 1881 ).split(" "); 1882 1883 var compilerWords = JavaScriptCompiler.RESERVED_WORDS = {}; 1884 1885 for(var i=0, l=reservedWords.length; i<l; i++) { 1886 compilerWords[reservedWords[i]] = true; 1887 } 1888 1889 JavaScriptCompiler.isValidJavaScriptVariableName = function(name) { 1890 if(!JavaScriptCompiler.RESERVED_WORDS[name] && /^[a-zA-Z_$][0-9a-zA-Z_$]+$/.test(name)) { 1891 return true; 1892 } 1893 return false; 1894 }; 1895 1896 Handlebars.precompile = function(input, options) { 1897 if (input == null || (typeof input !== 'string' && input.constructor !== Handlebars.AST.ProgramNode)) { 1898 throw new Handlebars.Exception("You must pass a string or Handlebars AST to Handlebars.precompile. You passed " + input); 1899 } 1900 1901 options = options || {}; 1902 if (!('data' in options)) { 1903 options.data = true; 1904 } 1905 var ast = Handlebars.parse(input); 1906 var environment = new Compiler().compile(ast, options); 1907 return new JavaScriptCompiler().compile(environment, options); 1908 }; 1909 1910 Handlebars.compile = function(input, options) { 1911 if (input == null || (typeof input !== 'string' && input.constructor !== Handlebars.AST.ProgramNode)) { 1912 throw new Handlebars.Exception("You must pass a string or Handlebars AST to Handlebars.compile. You passed " + input); 1913 } 1914 1915 options = options || {}; 1916 if (!('data' in options)) { 1917 options.data = true; 1918 } 1919 var compiled; 1920 function compile() { 1921 var ast = Handlebars.parse(input); 1922 var environment = new Compiler().compile(ast, options); 1923 var templateSpec = new JavaScriptCompiler().compile(environment, options, undefined, true); 1924 return Handlebars.template(templateSpec); 1925 } 1926 1927 // Template is only compiled on first use and cached after that point. 1928 return function(context, options) { 1929 if (!compiled) { 1930 compiled = compile(); 1931 } 1932 return compiled.call(this, context, options); 1933 }; 1934 }; 1935 // This file contains YUI-specific wrapper code and overrides for the 1936 // handlebars-compiler module. 1937 1938 /** 1939 Handlebars parser and compiler. Use this module when you need to compile 1940 Handlebars templates. 1941 1942 @module handlebars 1943 @submodule handlebars-compiler 1944 */ 1945 1946 var levels = ['debug', 'info', 'warn', 'error']; 1947 1948 /** 1949 Logs a debugging message. Note that messages will only be logged when the 1950 handlebars module is loaded in "debug" mode. 1951 1952 @method log 1953 @param {String} level Log level for this message. Supported levels are "debug", 1954 "info", "warn", and "error". 1955 @param {String} message Message to log. 1956 @for Handlebars 1957 */ 1958 Handlebars.logger.log = function (level, message) { 1959 Y.log(message, levels[level] || 'error', 'Handlebars'); 1960 }; 1961 1962 /** 1963 Compiles and renders a Handlebars template string in a single step. 1964 1965 If you'll be using a template more than once, it's more efficient to compile it 1966 into a function once using `compile()`, and then render it whenever you need to 1967 by simply executing the compiled function. However, if you only need to compile 1968 and render a template once, `render()` is a handy shortcut for doing both in a 1969 single step. 1970 1971 @example 1972 1973 Y.Handlebars.render('The pie of the day is {{pie}}!', { 1974 pie: 'Maple Custard' 1975 }); 1976 // => "The pie of the day is Maple Custard!" 1977 1978 @method render 1979 @param {String} string Handlebars template string to render. 1980 @param {Object} context Context object to pass to the template. 1981 @param {Object} [options] Compile/render options. 1982 @param {Object} [options.helpers] Helper functions. 1983 @param {Object} [options.partials] Partials. 1984 @param {Object} [options.data] Data. 1985 @return {String} Rendered template string. 1986 */ 1987 Handlebars.render = function (string, context, options) { 1988 return Handlebars.compile(string)(context, options); 1989 }; 1990 1991 // The rest of this file is just API docs for methods defined in Handlebars 1992 // itself. 1993 1994 /** 1995 Compiles a Handlebars template string into a function. To render the template, 1996 call the function and pass in a context object. 1997 1998 @example 1999 2000 var template = Y.Handlebars.compile('The pie of the day is {{pie}}!.'); 2001 template({pie: 'Pecan'}); 2002 // => "The pie of the day is Pecan!" 2003 2004 @method compile 2005 @param {String} string Handlebars template string to compile. 2006 @param {Object} [options] Compiler options. 2007 @return {Function} Compiled template function. 2008 */ 2009 2010 /** 2011 Precompiles a Handlebars template string into a string of JavaScript code. This 2012 can be used to precompile a template at build time or on the server, and the 2013 resulting template can then be rendered at runtime or on the client without 2014 needing to go through a compile step. 2015 2016 To render a precompiled template, evaluate the code and then pass the resulting 2017 function to `Y.Handlebars.template()` to get back an executable template 2018 function. 2019 2020 @method precompile 2021 @param {String} string Handlebars template string to compile. 2022 @param {Object} [options] Compiler options. 2023 @return {String} Precompiled template code. 2024 */ 2025 2026 2027 }, '3.17.2', {"requires": ["handlebars-base"]});
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