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| 1 // Copyright (C) 2011 by Yehuda Katz |
| 2 // Licensing details in LICENSE.handlebars |
| 3 |
| 4 // lib/handlebars/base.js |
| 5 var Handlebars = {}; |
| 6 |
| 7 Handlebars.VERSION = "1.0.beta.6"; |
| 8 |
| 9 Handlebars.helpers = {}; |
| 10 Handlebars.partials = {}; |
| 11 |
| 12 Handlebars.registerHelper = function(name, fn, inverse) { |
| 13 if(inverse) { fn.not = inverse; } |
| 14 this.helpers[name] = fn; |
| 15 }; |
| 16 |
| 17 Handlebars.registerPartial = function(name, str) { |
| 18 this.partials[name] = str; |
| 19 }; |
| 20 |
| 21 Handlebars.registerHelper('helperMissing', function(arg) { |
| 22 if(arguments.length === 2) { |
| 23 return undefined; |
| 24 } else { |
| 25 throw new Error("Could not find property '" + arg + "'"); |
| 26 } |
| 27 }); |
| 28 |
| 29 var toString = Object.prototype.toString, functionType = "[object Function]"; |
| 30 |
| 31 Handlebars.registerHelper('blockHelperMissing', function(context, options) { |
| 32 var inverse = options.inverse || function() {}, fn = options.fn; |
| 33 |
| 34 |
| 35 var ret = ""; |
| 36 var type = toString.call(context); |
| 37 |
| 38 if(type === functionType) { context = context.call(this); } |
| 39 |
| 40 if(context === true) { |
| 41 return fn(this); |
| 42 } else if(context === false || context == null) { |
| 43 return inverse(this); |
| 44 } else if(type === "[object Array]") { |
| 45 if(context.length > 0) { |
| 46 for(var i=0, j=context.length; i<j; i++) { |
| 47 ret = ret + fn(context[i]); |
| 48 } |
| 49 } else { |
| 50 ret = inverse(this); |
| 51 } |
| 52 return ret; |
| 53 } else { |
| 54 return fn(context); |
| 55 } |
| 56 }); |
| 57 |
| 58 Handlebars.registerHelper('each', function(context, options) { |
| 59 var fn = options.fn, inverse = options.inverse; |
| 60 var ret = ""; |
| 61 |
| 62 if(context && context.length > 0) { |
| 63 for(var i=0, j=context.length; i<j; i++) { |
| 64 ret = ret + fn(context[i]); |
| 65 } |
| 66 } else { |
| 67 ret = inverse(this); |
| 68 } |
| 69 return ret; |
| 70 }); |
| 71 |
| 72 Handlebars.registerHelper('if', function(context, options) { |
| 73 var type = toString.call(context); |
| 74 if(type === functionType) { context = context.call(this); } |
| 75 |
| 76 if(!context || Handlebars.Utils.isEmpty(context)) { |
| 77 return options.inverse(this); |
| 78 } else { |
| 79 return options.fn(this); |
| 80 } |
| 81 }); |
| 82 |
| 83 Handlebars.registerHelper('unless', function(context, options) { |
| 84 var fn = options.fn, inverse = options.inverse; |
| 85 options.fn = inverse; |
| 86 options.inverse = fn; |
| 87 |
| 88 return Handlebars.helpers['if'].call(this, context, options); |
| 89 }); |
| 90 |
| 91 Handlebars.registerHelper('with', function(context, options) { |
| 92 return options.fn(context); |
| 93 }); |
| 94 |
| 95 Handlebars.registerHelper('log', function(context) { |
| 96 Handlebars.log(context); |
| 97 }); |
| 98 ; |
| 99 // lib/handlebars/compiler/parser.js |
| 100 /* Jison generated parser */ |
| 101 var handlebars = (function(){ |
| 102 |
| 103 var parser = {trace: function trace() { }, |
| 104 yy: {}, |
| 105 symbols_: {"error":2,"root":3,"program":4,"EOF":5,"statements":6,"simpleInverse"
:7,"statement":8,"openInverse":9,"closeBlock":10,"openBlock":11,"mustache":12,"p
artial":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,"OP
EN_PARTIAL":24,"params":25,"hash":26,"param":27,"STRING":28,"INTEGER":29,"BOOLEA
N":30,"hashSegments":31,"hashSegment":32,"ID":33,"EQUALS":34,"pathSegments":35,"
SEP":36,"$accept":0,"$end":1}, |
| 106 terminals_: {2:"error",5:"EOF",14:"CONTENT",15:"COMMENT",16:"OPEN_BLOCK",18:"CLO
SE",19:"OPEN_INVERSE",20:"OPEN_ENDBLOCK",22:"OPEN",23:"OPEN_UNESCAPED",24:"OPEN_
PARTIAL",28:"STRING",29:"INTEGER",30:"BOOLEAN",33:"ID",34:"EQUALS",36:"SEP"}, |
| 107 productions_: [0,[3,2],[4,3],[4,1],[4,0],[6,1],[6,2],[8,3],[8,3],[8,1],[8,1],[8,
1],[8,1],[11,3],[9,3],[10,3],[12,3],[12,3],[13,3],[13,4],[7,2],[17,3],[17,2],[17
,2],[17,1],[25,2],[25,1],[27,1],[27,1],[27,1],[27,1],[26,1],[31,2],[31,1],[32,3]
,[32,3],[32,3],[32,3],[21,1],[35,3],[35,1]], |
| 108 performAction: function anonymous(yytext,yyleng,yylineno,yy,yystate,$$,_$) { |
| 109 |
| 110 var $0 = $$.length - 1; |
| 111 switch (yystate) { |
| 112 case 1: return $$[$0-1] |
| 113 break; |
| 114 case 2: this.$ = new yy.ProgramNode($$[$0-2], $$[$0]) |
| 115 break; |
| 116 case 3: this.$ = new yy.ProgramNode($$[$0]) |
| 117 break; |
| 118 case 4: this.$ = new yy.ProgramNode([]) |
| 119 break; |
| 120 case 5: this.$ = [$$[$0]] |
| 121 break; |
| 122 case 6: $$[$0-1].push($$[$0]); this.$ = $$[$0-1] |
| 123 break; |
| 124 case 7: this.$ = new yy.InverseNode($$[$0-2], $$[$0-1], $$[$0]) |
| 125 break; |
| 126 case 8: this.$ = new yy.BlockNode($$[$0-2], $$[$0-1], $$[$0]) |
| 127 break; |
| 128 case 9: this.$ = $$[$0] |
| 129 break; |
| 130 case 10: this.$ = $$[$0] |
| 131 break; |
| 132 case 11: this.$ = new yy.ContentNode($$[$0]) |
| 133 break; |
| 134 case 12: this.$ = new yy.CommentNode($$[$0]) |
| 135 break; |
| 136 case 13: this.$ = new yy.MustacheNode($$[$0-1][0], $$[$0-1][1]) |
| 137 break; |
| 138 case 14: this.$ = new yy.MustacheNode($$[$0-1][0], $$[$0-1][1]) |
| 139 break; |
| 140 case 15: this.$ = $$[$0-1] |
| 141 break; |
| 142 case 16: this.$ = new yy.MustacheNode($$[$0-1][0], $$[$0-1][1]) |
| 143 break; |
| 144 case 17: this.$ = new yy.MustacheNode($$[$0-1][0], $$[$0-1][1], true) |
| 145 break; |
| 146 case 18: this.$ = new yy.PartialNode($$[$0-1]) |
| 147 break; |
| 148 case 19: this.$ = new yy.PartialNode($$[$0-2], $$[$0-1]) |
| 149 break; |
| 150 case 20: |
| 151 break; |
| 152 case 21: this.$ = [[$$[$0-2]].concat($$[$0-1]), $$[$0]] |
| 153 break; |
| 154 case 22: this.$ = [[$$[$0-1]].concat($$[$0]), null] |
| 155 break; |
| 156 case 23: this.$ = [[$$[$0-1]], $$[$0]] |
| 157 break; |
| 158 case 24: this.$ = [[$$[$0]], null] |
| 159 break; |
| 160 case 25: $$[$0-1].push($$[$0]); this.$ = $$[$0-1]; |
| 161 break; |
| 162 case 26: this.$ = [$$[$0]] |
| 163 break; |
| 164 case 27: this.$ = $$[$0] |
| 165 break; |
| 166 case 28: this.$ = new yy.StringNode($$[$0]) |
| 167 break; |
| 168 case 29: this.$ = new yy.IntegerNode($$[$0]) |
| 169 break; |
| 170 case 30: this.$ = new yy.BooleanNode($$[$0]) |
| 171 break; |
| 172 case 31: this.$ = new yy.HashNode($$[$0]) |
| 173 break; |
| 174 case 32: $$[$0-1].push($$[$0]); this.$ = $$[$0-1] |
| 175 break; |
| 176 case 33: this.$ = [$$[$0]] |
| 177 break; |
| 178 case 34: this.$ = [$$[$0-2], $$[$0]] |
| 179 break; |
| 180 case 35: this.$ = [$$[$0-2], new yy.StringNode($$[$0])] |
| 181 break; |
| 182 case 36: this.$ = [$$[$0-2], new yy.IntegerNode($$[$0])] |
| 183 break; |
| 184 case 37: this.$ = [$$[$0-2], new yy.BooleanNode($$[$0])] |
| 185 break; |
| 186 case 38: this.$ = new yy.IdNode($$[$0]) |
| 187 break; |
| 188 case 39: $$[$0-2].push($$[$0]); this.$ = $$[$0-2]; |
| 189 break; |
| 190 case 40: this.$ = [$$[$0]] |
| 191 break; |
| 192 } |
| 193 }, |
| 194 table: [{3:1,4:2,5:[2,4],6:3,8:4,9:5,11:6,12:7,13:8,14:[1,9],15:[1,10],16:[1,12]
,19:[1,11],22:[1,13],23:[1,14],24:[1,15]},{1:[3]},{5:[1,16]},{5:[2,3],7:17,8:18,
9:5,11:6,12:7,13:8,14:[1,9],15:[1,10],16:[1,12],19:[1,19],20:[2,3],22:[1,13],23:
[1,14],24:[1,15]},{5:[2,5],14:[2,5],15:[2,5],16:[2,5],19:[2,5],20:[2,5],22:[2,5]
,23:[2,5],24:[2,5]},{4:20,6:3,8:4,9:5,11:6,12:7,13:8,14:[1,9],15:[1,10],16:[1,12
],19:[1,11],20:[2,4],22:[1,13],23:[1,14],24:[1,15]},{4:21,6:3,8:4,9:5,11:6,12:7,
13:8,14:[1,9],15:[1,10],16:[1,12],19:[1,11],20:[2,4],22:[1,13],23:[1,14],24:[1,1
5]},{5:[2,9],14:[2,9],15:[2,9],16:[2,9],19:[2,9],20:[2,9],22:[2,9],23:[2,9],24:[
2,9]},{5:[2,10],14:[2,10],15:[2,10],16:[2,10],19:[2,10],20:[2,10],22:[2,10],23:[
2,10],24:[2,10]},{5:[2,11],14:[2,11],15:[2,11],16:[2,11],19:[2,11],20:[2,11],22:
[2,11],23:[2,11],24:[2,11]},{5:[2,12],14:[2,12],15:[2,12],16:[2,12],19:[2,12],20
:[2,12],22:[2,12],23:[2,12],24:[2,12]},{17:22,21:23,33:[1,25],35:24},{17:26,21:2
3,33:[1,25],35:24},{17:27,21:23,33:[1,25],35:24},{17:28,21:23,33:[1,25],35:24},{
21:29,33:[1,25],35:24},{1:[2,1]},{6:30,8:4,9:5,11:6,12:7,13:8,14:[1,9],15:[1,10]
,16:[1,12],19:[1,11],22:[1,13],23:[1,14],24:[1,15]},{5:[2,6],14:[2,6],15:[2,6],1
6:[2,6],19:[2,6],20:[2,6],22:[2,6],23:[2,6],24:[2,6]},{17:22,18:[1,31],21:23,33:
[1,25],35:24},{10:32,20:[1,33]},{10:34,20:[1,33]},{18:[1,35]},{18:[2,24],21:40,2
5:36,26:37,27:38,28:[1,41],29:[1,42],30:[1,43],31:39,32:44,33:[1,45],35:24},{18:
[2,38],28:[2,38],29:[2,38],30:[2,38],33:[2,38],36:[1,46]},{18:[2,40],28:[2,40],2
9:[2,40],30:[2,40],33:[2,40],36:[2,40]},{18:[1,47]},{18:[1,48]},{18:[1,49]},{18:
[1,50],21:51,33:[1,25],35:24},{5:[2,2],8:18,9:5,11:6,12:7,13:8,14:[1,9],15:[1,10
],16:[1,12],19:[1,11],20:[2,2],22:[1,13],23:[1,14],24:[1,15]},{14:[2,20],15:[2,2
0],16:[2,20],19:[2,20],22:[2,20],23:[2,20],24:[2,20]},{5:[2,7],14:[2,7],15:[2,7]
,16:[2,7],19:[2,7],20:[2,7],22:[2,7],23:[2,7],24:[2,7]},{21:52,33:[1,25],35:24},
{5:[2,8],14:[2,8],15:[2,8],16:[2,8],19:[2,8],20:[2,8],22:[2,8],23:[2,8],24:[2,8]
},{14:[2,14],15:[2,14],16:[2,14],19:[2,14],20:[2,14],22:[2,14],23:[2,14],24:[2,1
4]},{18:[2,22],21:40,26:53,27:54,28:[1,41],29:[1,42],30:[1,43],31:39,32:44,33:[1
,45],35:24},{18:[2,23]},{18:[2,26],28:[2,26],29:[2,26],30:[2,26],33:[2,26]},{18:
[2,31],32:55,33:[1,56]},{18:[2,27],28:[2,27],29:[2,27],30:[2,27],33:[2,27]},{18:
[2,28],28:[2,28],29:[2,28],30:[2,28],33:[2,28]},{18:[2,29],28:[2,29],29:[2,29],3
0:[2,29],33:[2,29]},{18:[2,30],28:[2,30],29:[2,30],30:[2,30],33:[2,30]},{18:[2,3
3],33:[2,33]},{18:[2,40],28:[2,40],29:[2,40],30:[2,40],33:[2,40],34:[1,57],36:[2
,40]},{33:[1,58]},{14:[2,13],15:[2,13],16:[2,13],19:[2,13],20:[2,13],22:[2,13],2
3:[2,13],24:[2,13]},{5:[2,16],14:[2,16],15:[2,16],16:[2,16],19:[2,16],20:[2,16],
22:[2,16],23:[2,16],24:[2,16]},{5:[2,17],14:[2,17],15:[2,17],16:[2,17],19:[2,17]
,20:[2,17],22:[2,17],23:[2,17],24:[2,17]},{5:[2,18],14:[2,18],15:[2,18],16:[2,18
],19:[2,18],20:[2,18],22:[2,18],23:[2,18],24:[2,18]},{18:[1,59]},{18:[1,60]},{18
:[2,21]},{18:[2,25],28:[2,25],29:[2,25],30:[2,25],33:[2,25]},{18:[2,32],33:[2,32
]},{34:[1,57]},{21:61,28:[1,62],29:[1,63],30:[1,64],33:[1,25],35:24},{18:[2,39],
28:[2,39],29:[2,39],30:[2,39],33:[2,39],36:[2,39]},{5:[2,19],14:[2,19],15:[2,19]
,16:[2,19],19:[2,19],20:[2,19],22:[2,19],23:[2,19],24:[2,19]},{5:[2,15],14:[2,15
],15:[2,15],16:[2,15],19:[2,15],20:[2,15],22:[2,15],23:[2,15],24:[2,15]},{18:[2,
34],33:[2,34]},{18:[2,35],33:[2,35]},{18:[2,36],33:[2,36]},{18:[2,37],33:[2,37]}
], |
| 195 defaultActions: {16:[2,1],37:[2,23],53:[2,21]}, |
| 196 parseError: function parseError(str, hash) { |
| 197 throw new Error(str); |
| 198 }, |
| 199 parse: function parse(input) { |
| 200 var self = this, stack = [0], vstack = [null], lstack = [], table = this.tab
le, yytext = "", yylineno = 0, yyleng = 0, recovering = 0, TERROR = 2, EOF = 1; |
| 201 this.lexer.setInput(input); |
| 202 this.lexer.yy = this.yy; |
| 203 this.yy.lexer = this.lexer; |
| 204 if (typeof this.lexer.yylloc == "undefined") |
| 205 this.lexer.yylloc = {}; |
| 206 var yyloc = this.lexer.yylloc; |
| 207 lstack.push(yyloc); |
| 208 if (typeof this.yy.parseError === "function") |
| 209 this.parseError = this.yy.parseError; |
| 210 function popStack(n) { |
| 211 stack.length = stack.length - 2 * n; |
| 212 vstack.length = vstack.length - n; |
| 213 lstack.length = lstack.length - n; |
| 214 } |
| 215 function lex() { |
| 216 var token; |
| 217 token = self.lexer.lex() || 1; |
| 218 if (typeof token !== "number") { |
| 219 token = self.symbols_[token] || token; |
| 220 } |
| 221 return token; |
| 222 } |
| 223 var symbol, preErrorSymbol, state, action, a, r, yyval = {}, p, len, newStat
e, expected; |
| 224 while (true) { |
| 225 state = stack[stack.length - 1]; |
| 226 if (this.defaultActions[state]) { |
| 227 action = this.defaultActions[state]; |
| 228 } else { |
| 229 if (symbol == null) |
| 230 symbol = lex(); |
| 231 action = table[state] && table[state][symbol]; |
| 232 } |
| 233 if (typeof action === "undefined" || !action.length || !action[0]) { |
| 234 if (!recovering) { |
| 235 expected = []; |
| 236 for (p in table[state]) |
| 237 if (this.terminals_[p] && p > 2) { |
| 238 expected.push("'" + this.terminals_[p] + "'"); |
| 239 } |
| 240 var errStr = ""; |
| 241 if (this.lexer.showPosition) { |
| 242 errStr = "Parse error on line " + (yylineno + 1) + ":\n" + t
his.lexer.showPosition() + "\nExpecting " + expected.join(", ") + ", got '" + th
is.terminals_[symbol] + "'"; |
| 243 } else { |
| 244 errStr = "Parse error on line " + (yylineno + 1) + ": Unexpe
cted " + (symbol == 1?"end of input":"'" + (this.terminals_[symbol] || symbol) +
"'"); |
| 245 } |
| 246 this.parseError(errStr, {text: this.lexer.match, token: this.ter
minals_[symbol] || symbol, line: this.lexer.yylineno, loc: yyloc, expected: expe
cted}); |
| 247 } |
| 248 } |
| 249 if (action[0] instanceof Array && action.length > 1) { |
| 250 throw new Error("Parse Error: multiple actions possible at state: "
+ state + ", token: " + symbol); |
| 251 } |
| 252 switch (action[0]) { |
| 253 case 1: |
| 254 stack.push(symbol); |
| 255 vstack.push(this.lexer.yytext); |
| 256 lstack.push(this.lexer.yylloc); |
| 257 stack.push(action[1]); |
| 258 symbol = null; |
| 259 if (!preErrorSymbol) { |
| 260 yyleng = this.lexer.yyleng; |
| 261 yytext = this.lexer.yytext; |
| 262 yylineno = this.lexer.yylineno; |
| 263 yyloc = this.lexer.yylloc; |
| 264 if (recovering > 0) |
| 265 recovering--; |
| 266 } else { |
| 267 symbol = preErrorSymbol; |
| 268 preErrorSymbol = null; |
| 269 } |
| 270 break; |
| 271 case 2: |
| 272 len = this.productions_[action[1]][1]; |
| 273 yyval.$ = vstack[vstack.length - len]; |
| 274 yyval._$ = {first_line: lstack[lstack.length - (len || 1)].first_lin
e, last_line: lstack[lstack.length - 1].last_line, first_column: lstack[lstack.l
ength - (len || 1)].first_column, last_column: lstack[lstack.length - 1].last_co
lumn}; |
| 275 r = this.performAction.call(yyval, yytext, yyleng, yylineno, this.yy
, action[1], vstack, lstack); |
| 276 if (typeof r !== "undefined") { |
| 277 return r; |
| 278 } |
| 279 if (len) { |
| 280 stack = stack.slice(0, -1 * len * 2); |
| 281 vstack = vstack.slice(0, -1 * len); |
| 282 lstack = lstack.slice(0, -1 * len); |
| 283 } |
| 284 stack.push(this.productions_[action[1]][0]); |
| 285 vstack.push(yyval.$); |
| 286 lstack.push(yyval._$); |
| 287 newState = table[stack[stack.length - 2]][stack[stack.length - 1]]; |
| 288 stack.push(newState); |
| 289 break; |
| 290 case 3: |
| 291 return true; |
| 292 } |
| 293 } |
| 294 return true; |
| 295 } |
| 296 };/* Jison generated lexer */ |
| 297 var lexer = (function(){ |
| 298 |
| 299 var lexer = ({EOF:1, |
| 300 parseError:function parseError(str, hash) { |
| 301 if (this.yy.parseError) { |
| 302 this.yy.parseError(str, hash); |
| 303 } else { |
| 304 throw new Error(str); |
| 305 } |
| 306 }, |
| 307 setInput:function (input) { |
| 308 this._input = input; |
| 309 this._more = this._less = this.done = false; |
| 310 this.yylineno = this.yyleng = 0; |
| 311 this.yytext = this.matched = this.match = ''; |
| 312 this.conditionStack = ['INITIAL']; |
| 313 this.yylloc = {first_line:1,first_column:0,last_line:1,last_column:0}; |
| 314 return this; |
| 315 }, |
| 316 input:function () { |
| 317 var ch = this._input[0]; |
| 318 this.yytext+=ch; |
| 319 this.yyleng++; |
| 320 this.match+=ch; |
| 321 this.matched+=ch; |
| 322 var lines = ch.match(/\n/); |
| 323 if (lines) this.yylineno++; |
| 324 this._input = this._input.slice(1); |
| 325 return ch; |
| 326 }, |
| 327 unput:function (ch) { |
| 328 this._input = ch + this._input; |
| 329 return this; |
| 330 }, |
| 331 more:function () { |
| 332 this._more = true; |
| 333 return this; |
| 334 }, |
| 335 pastInput:function () { |
| 336 var past = this.matched.substr(0, this.matched.length - this.match.lengt
h); |
| 337 return (past.length > 20 ? '...':'') + past.substr(-20).replace(/\n/g, "
"); |
| 338 }, |
| 339 upcomingInput:function () { |
| 340 var next = this.match; |
| 341 if (next.length < 20) { |
| 342 next += this._input.substr(0, 20-next.length); |
| 343 } |
| 344 return (next.substr(0,20)+(next.length > 20 ? '...':'')).replace(/\n/g,
""); |
| 345 }, |
| 346 showPosition:function () { |
| 347 var pre = this.pastInput(); |
| 348 var c = new Array(pre.length + 1).join("-"); |
| 349 return pre + this.upcomingInput() + "\n" + c+"^"; |
| 350 }, |
| 351 next:function () { |
| 352 if (this.done) { |
| 353 return this.EOF; |
| 354 } |
| 355 if (!this._input) this.done = true; |
| 356 |
| 357 var token, |
| 358 match, |
| 359 col, |
| 360 lines; |
| 361 if (!this._more) { |
| 362 this.yytext = ''; |
| 363 this.match = ''; |
| 364 } |
| 365 var rules = this._currentRules(); |
| 366 for (var i=0;i < rules.length; i++) { |
| 367 match = this._input.match(this.rules[rules[i]]); |
| 368 if (match) { |
| 369 lines = match[0].match(/\n.*/g); |
| 370 if (lines) this.yylineno += lines.length; |
| 371 this.yylloc = {first_line: this.yylloc.last_line, |
| 372 last_line: this.yylineno+1, |
| 373 first_column: this.yylloc.last_column, |
| 374 last_column: lines ? lines[lines.length-1].length
-1 : this.yylloc.last_column + match[0].length} |
| 375 this.yytext += match[0]; |
| 376 this.match += match[0]; |
| 377 this.matches = match; |
| 378 this.yyleng = this.yytext.length; |
| 379 this._more = false; |
| 380 this._input = this._input.slice(match[0].length); |
| 381 this.matched += match[0]; |
| 382 token = this.performAction.call(this, this.yy, this, rules[i],th
is.conditionStack[this.conditionStack.length-1]); |
| 383 if (token) return token; |
| 384 else return; |
| 385 } |
| 386 } |
| 387 if (this._input === "") { |
| 388 return this.EOF; |
| 389 } else { |
| 390 this.parseError('Lexical error on line '+(this.yylineno+1)+'. Unreco
gnized text.\n'+this.showPosition(), |
| 391 {text: "", token: null, line: this.yylineno}); |
| 392 } |
| 393 }, |
| 394 lex:function lex() { |
| 395 var r = this.next(); |
| 396 if (typeof r !== 'undefined') { |
| 397 return r; |
| 398 } else { |
| 399 return this.lex(); |
| 400 } |
| 401 }, |
| 402 begin:function begin(condition) { |
| 403 this.conditionStack.push(condition); |
| 404 }, |
| 405 popState:function popState() { |
| 406 return this.conditionStack.pop(); |
| 407 }, |
| 408 _currentRules:function _currentRules() { |
| 409 return this.conditions[this.conditionStack[this.conditionStack.length-1]
].rules; |
| 410 }, |
| 411 topState:function () { |
| 412 return this.conditionStack[this.conditionStack.length-2]; |
| 413 }, |
| 414 pushState:function begin(condition) { |
| 415 this.begin(condition); |
| 416 }}); |
| 417 lexer.performAction = function anonymous(yy,yy_,$avoiding_name_collisions,YY_STA
RT) { |
| 418 |
| 419 var YYSTATE=YY_START |
| 420 switch($avoiding_name_collisions) { |
| 421 case 0: |
| 422 if(yy_.yytext.slice(-1) !== "\\") this.begin(
"mu"); |
| 423 if(yy_.yytext.slice(-1) === "\\") yy_.yytext
= yy_.yytext.substr(0,yy_.yyleng-1), this.begin("emu"); |
| 424 if(yy_.yytext) return 14; |
| 425 |
| 426 break; |
| 427 case 1: return 14; |
| 428 break; |
| 429 case 2: this.popState(); return 14; |
| 430 break; |
| 431 case 3: return 24; |
| 432 break; |
| 433 case 4: return 16; |
| 434 break; |
| 435 case 5: return 20; |
| 436 break; |
| 437 case 6: return 19; |
| 438 break; |
| 439 case 7: return 19; |
| 440 break; |
| 441 case 8: return 23; |
| 442 break; |
| 443 case 9: return 23; |
| 444 break; |
| 445 case 10: yy_.yytext = yy_.yytext.substr(3,yy_.yyleng-5); this.popState(); return
15; |
| 446 break; |
| 447 case 11: return 22; |
| 448 break; |
| 449 case 12: return 34; |
| 450 break; |
| 451 case 13: return 33; |
| 452 break; |
| 453 case 14: return 33; |
| 454 break; |
| 455 case 15: return 36; |
| 456 break; |
| 457 case 16: /*ignore whitespace*/ |
| 458 break; |
| 459 case 17: this.popState(); return 18; |
| 460 break; |
| 461 case 18: this.popState(); return 18; |
| 462 break; |
| 463 case 19: yy_.yytext = yy_.yytext.substr(1,yy_.yyleng-2).replace(/\\"/g,'"'); ret
urn 28; |
| 464 break; |
| 465 case 20: return 30; |
| 466 break; |
| 467 case 21: return 30; |
| 468 break; |
| 469 case 22: return 29; |
| 470 break; |
| 471 case 23: return 33; |
| 472 break; |
| 473 case 24: yy_.yytext = yy_.yytext.substr(1, yy_.yyleng-2); return 33; |
| 474 break; |
| 475 case 25: return 'INVALID'; |
| 476 break; |
| 477 case 26: return 5; |
| 478 break; |
| 479 } |
| 480 }; |
| 481 lexer.rules = [/^[^\x00]*?(?=(\{\{))/,/^[^\x00]+/,/^[^\x00]{2,}?(?=(\{\{))/,/^\{
\{>/,/^\{\{#/,/^\{\{\//,/^\{\{\^/,/^\{\{\s*else\b/,/^\{\{\{/,/^\{\{&/,/^\{\{![\s
\S]*?\}\}/,/^\{\{/,/^=/,/^\.(?=[} ])/,/^\.\./,/^[\/.]/,/^\s+/,/^\}\}\}/,/^\}\}/,
/^"(\\["]|[^"])*"/,/^true(?=[}\s])/,/^false(?=[}\s])/,/^[0-9]+(?=[}\s])/,/^[a-zA
-Z0-9_$-]+(?=[=}\s\/.])/,/^\[[^\]]*\]/,/^./,/^$/]; |
| 482 lexer.conditions = {"mu":{"rules":[3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,2
0,21,22,23,24,25,26],"inclusive":false},"emu":{"rules":[2],"inclusive":false},"I
NITIAL":{"rules":[0,1,26],"inclusive":true}};return lexer;})() |
| 483 parser.lexer = lexer; |
| 484 return parser; |
| 485 })(); |
| 486 if (typeof require !== 'undefined' && typeof exports !== 'undefined') { |
| 487 exports.parser = handlebars; |
| 488 exports.parse = function () { return handlebars.parse.apply(handlebars, argument
s); } |
| 489 exports.main = function commonjsMain(args) { |
| 490 if (!args[1]) |
| 491 throw new Error('Usage: '+args[0]+' FILE'); |
| 492 if (typeof process !== 'undefined') { |
| 493 var source = require('fs').readFileSync(require('path').join(process.cwd
(), args[1]), "utf8"); |
| 494 } else { |
| 495 var cwd = require("file").path(require("file").cwd()); |
| 496 var source = cwd.join(args[1]).read({charset: "utf-8"}); |
| 497 } |
| 498 return exports.parser.parse(source); |
| 499 } |
| 500 if (typeof module !== 'undefined' && require.main === module) { |
| 501 exports.main(typeof process !== 'undefined' ? process.argv.slice(1) : require(
"system").args); |
| 502 } |
| 503 }; |
| 504 ; |
| 505 // lib/handlebars/compiler/base.js |
| 506 Handlebars.Parser = handlebars; |
| 507 |
| 508 Handlebars.parse = function(string) { |
| 509 Handlebars.Parser.yy = Handlebars.AST; |
| 510 return Handlebars.Parser.parse(string); |
| 511 }; |
| 512 |
| 513 Handlebars.print = function(ast) { |
| 514 return new Handlebars.PrintVisitor().accept(ast); |
| 515 }; |
| 516 |
| 517 Handlebars.logger = { |
| 518 DEBUG: 0, INFO: 1, WARN: 2, ERROR: 3, level: 3, |
| 519 |
| 520 // override in the host environment |
| 521 log: function(level, str) {} |
| 522 }; |
| 523 |
| 524 Handlebars.log = function(level, str) { Handlebars.logger.log(level, str); }; |
| 525 ; |
| 526 // lib/handlebars/compiler/ast.js |
| 527 (function() { |
| 528 |
| 529 Handlebars.AST = {}; |
| 530 |
| 531 Handlebars.AST.ProgramNode = function(statements, inverse) { |
| 532 this.type = "program"; |
| 533 this.statements = statements; |
| 534 if(inverse) { this.inverse = new Handlebars.AST.ProgramNode(inverse); } |
| 535 }; |
| 536 |
| 537 Handlebars.AST.MustacheNode = function(params, hash, unescaped) { |
| 538 this.type = "mustache"; |
| 539 this.id = params[0]; |
| 540 this.params = params.slice(1); |
| 541 this.hash = hash; |
| 542 this.escaped = !unescaped; |
| 543 }; |
| 544 |
| 545 Handlebars.AST.PartialNode = function(id, context) { |
| 546 this.type = "partial"; |
| 547 |
| 548 // TODO: disallow complex IDs |
| 549 |
| 550 this.id = id; |
| 551 this.context = context; |
| 552 }; |
| 553 |
| 554 var verifyMatch = function(open, close) { |
| 555 if(open.original !== close.original) { |
| 556 throw new Handlebars.Exception(open.original + " doesn't match " + close.o
riginal); |
| 557 } |
| 558 }; |
| 559 |
| 560 Handlebars.AST.BlockNode = function(mustache, program, close) { |
| 561 verifyMatch(mustache.id, close); |
| 562 this.type = "block"; |
| 563 this.mustache = mustache; |
| 564 this.program = program; |
| 565 }; |
| 566 |
| 567 Handlebars.AST.InverseNode = function(mustache, program, close) { |
| 568 verifyMatch(mustache.id, close); |
| 569 this.type = "inverse"; |
| 570 this.mustache = mustache; |
| 571 this.program = program; |
| 572 }; |
| 573 |
| 574 Handlebars.AST.ContentNode = function(string) { |
| 575 this.type = "content"; |
| 576 this.string = string; |
| 577 }; |
| 578 |
| 579 Handlebars.AST.HashNode = function(pairs) { |
| 580 this.type = "hash"; |
| 581 this.pairs = pairs; |
| 582 }; |
| 583 |
| 584 Handlebars.AST.IdNode = function(parts) { |
| 585 this.type = "ID"; |
| 586 this.original = parts.join("."); |
| 587 |
| 588 var dig = [], depth = 0; |
| 589 |
| 590 for(var i=0,l=parts.length; i<l; i++) { |
| 591 var part = parts[i]; |
| 592 |
| 593 if(part === "..") { depth++; } |
| 594 else if(part === "." || part === "this") { this.isScoped = true; } |
| 595 else { dig.push(part); } |
| 596 } |
| 597 |
| 598 this.parts = dig; |
| 599 this.string = dig.join('.'); |
| 600 this.depth = depth; |
| 601 this.isSimple = (dig.length === 1) && (depth === 0); |
| 602 }; |
| 603 |
| 604 Handlebars.AST.StringNode = function(string) { |
| 605 this.type = "STRING"; |
| 606 this.string = string; |
| 607 }; |
| 608 |
| 609 Handlebars.AST.IntegerNode = function(integer) { |
| 610 this.type = "INTEGER"; |
| 611 this.integer = integer; |
| 612 }; |
| 613 |
| 614 Handlebars.AST.BooleanNode = function(bool) { |
| 615 this.type = "BOOLEAN"; |
| 616 this.bool = bool; |
| 617 }; |
| 618 |
| 619 Handlebars.AST.CommentNode = function(comment) { |
| 620 this.type = "comment"; |
| 621 this.comment = comment; |
| 622 }; |
| 623 |
| 624 })();; |
| 625 // lib/handlebars/utils.js |
| 626 Handlebars.Exception = function(message) { |
| 627 var tmp = Error.prototype.constructor.apply(this, arguments); |
| 628 |
| 629 for (var p in tmp) { |
| 630 if (tmp.hasOwnProperty(p)) { this[p] = tmp[p]; } |
| 631 } |
| 632 |
| 633 this.message = tmp.message; |
| 634 }; |
| 635 Handlebars.Exception.prototype = new Error; |
| 636 |
| 637 // Build out our basic SafeString type |
| 638 Handlebars.SafeString = function(string) { |
| 639 this.string = string; |
| 640 }; |
| 641 Handlebars.SafeString.prototype.toString = function() { |
| 642 return this.string.toString(); |
| 643 }; |
| 644 |
| 645 (function() { |
| 646 var escape = { |
| 647 "<": "<", |
| 648 ">": ">", |
| 649 '"': """, |
| 650 "'": "'", |
| 651 "`": "`" |
| 652 }; |
| 653 |
| 654 var badChars = /&(?!\w+;)|[<>"'`]/g; |
| 655 var possible = /[&<>"'`]/; |
| 656 |
| 657 var escapeChar = function(chr) { |
| 658 return escape[chr] || "&"; |
| 659 }; |
| 660 |
| 661 Handlebars.Utils = { |
| 662 escapeExpression: function(string) { |
| 663 // don't escape SafeStrings, since they're already safe |
| 664 if (string instanceof Handlebars.SafeString) { |
| 665 return string.toString(); |
| 666 } else if (string == null || string === false) { |
| 667 return ""; |
| 668 } |
| 669 |
| 670 if(!possible.test(string)) { return string; } |
| 671 return string.replace(badChars, escapeChar); |
| 672 }, |
| 673 |
| 674 isEmpty: function(value) { |
| 675 if (typeof value === "undefined") { |
| 676 return true; |
| 677 } else if (value === null) { |
| 678 return true; |
| 679 } else if (value === false) { |
| 680 return true; |
| 681 } else if(Object.prototype.toString.call(value) === "[object Array]" && va
lue.length === 0) { |
| 682 return true; |
| 683 } else { |
| 684 return false; |
| 685 } |
| 686 } |
| 687 }; |
| 688 })();; |
| 689 // lib/handlebars/compiler/compiler.js |
| 690 Handlebars.Compiler = function() {}; |
| 691 Handlebars.JavaScriptCompiler = function() {}; |
| 692 |
| 693 (function(Compiler, JavaScriptCompiler) { |
| 694 Compiler.OPCODE_MAP = { |
| 695 appendContent: 1, |
| 696 getContext: 2, |
| 697 lookupWithHelpers: 3, |
| 698 lookup: 4, |
| 699 append: 5, |
| 700 invokeMustache: 6, |
| 701 appendEscaped: 7, |
| 702 pushString: 8, |
| 703 truthyOrFallback: 9, |
| 704 functionOrFallback: 10, |
| 705 invokeProgram: 11, |
| 706 invokePartial: 12, |
| 707 push: 13, |
| 708 assignToHash: 15, |
| 709 pushStringParam: 16 |
| 710 }; |
| 711 |
| 712 Compiler.MULTI_PARAM_OPCODES = { |
| 713 appendContent: 1, |
| 714 getContext: 1, |
| 715 lookupWithHelpers: 2, |
| 716 lookup: 1, |
| 717 invokeMustache: 3, |
| 718 pushString: 1, |
| 719 truthyOrFallback: 1, |
| 720 functionOrFallback: 1, |
| 721 invokeProgram: 3, |
| 722 invokePartial: 1, |
| 723 push: 1, |
| 724 assignToHash: 1, |
| 725 pushStringParam: 1 |
| 726 }; |
| 727 |
| 728 Compiler.DISASSEMBLE_MAP = {}; |
| 729 |
| 730 for(var prop in Compiler.OPCODE_MAP) { |
| 731 var value = Compiler.OPCODE_MAP[prop]; |
| 732 Compiler.DISASSEMBLE_MAP[value] = prop; |
| 733 } |
| 734 |
| 735 Compiler.multiParamSize = function(code) { |
| 736 return Compiler.MULTI_PARAM_OPCODES[Compiler.DISASSEMBLE_MAP[code]]; |
| 737 }; |
| 738 |
| 739 Compiler.prototype = { |
| 740 compiler: Compiler, |
| 741 |
| 742 disassemble: function() { |
| 743 var opcodes = this.opcodes, opcode, nextCode; |
| 744 var out = [], str, name, value; |
| 745 |
| 746 for(var i=0, l=opcodes.length; i<l; i++) { |
| 747 opcode = opcodes[i]; |
| 748 |
| 749 if(opcode === 'DECLARE') { |
| 750 name = opcodes[++i]; |
| 751 value = opcodes[++i]; |
| 752 out.push("DECLARE " + name + " = " + value); |
| 753 } else { |
| 754 str = Compiler.DISASSEMBLE_MAP[opcode]; |
| 755 |
| 756 var extraParams = Compiler.multiParamSize(opcode); |
| 757 var codes = []; |
| 758 |
| 759 for(var j=0; j<extraParams; j++) { |
| 760 nextCode = opcodes[++i]; |
| 761 |
| 762 if(typeof nextCode === "string") { |
| 763 nextCode = "\"" + nextCode.replace("\n", "\\n") + "\""; |
| 764 } |
| 765 |
| 766 codes.push(nextCode); |
| 767 } |
| 768 |
| 769 str = str + " " + codes.join(" "); |
| 770 |
| 771 out.push(str); |
| 772 } |
| 773 } |
| 774 |
| 775 return out.join("\n"); |
| 776 }, |
| 777 |
| 778 guid: 0, |
| 779 |
| 780 compile: function(program, options) { |
| 781 this.children = []; |
| 782 this.depths = {list: []}; |
| 783 this.options = options; |
| 784 |
| 785 // These changes will propagate to the other compiler components |
| 786 var knownHelpers = this.options.knownHelpers; |
| 787 this.options.knownHelpers = { |
| 788 'helperMissing': true, |
| 789 'blockHelperMissing': true, |
| 790 'each': true, |
| 791 'if': true, |
| 792 'unless': true, |
| 793 'with': true, |
| 794 'log': true |
| 795 }; |
| 796 if (knownHelpers) { |
| 797 for (var name in knownHelpers) { |
| 798 this.options.knownHelpers[name] = knownHelpers[name]; |
| 799 } |
| 800 } |
| 801 |
| 802 return this.program(program); |
| 803 }, |
| 804 |
| 805 accept: function(node) { |
| 806 return this[node.type](node); |
| 807 }, |
| 808 |
| 809 program: function(program) { |
| 810 var statements = program.statements, statement; |
| 811 this.opcodes = []; |
| 812 |
| 813 for(var i=0, l=statements.length; i<l; i++) { |
| 814 statement = statements[i]; |
| 815 this[statement.type](statement); |
| 816 } |
| 817 this.isSimple = l === 1; |
| 818 |
| 819 this.depths.list = this.depths.list.sort(function(a, b) { |
| 820 return a - b; |
| 821 }); |
| 822 |
| 823 return this; |
| 824 }, |
| 825 |
| 826 compileProgram: function(program) { |
| 827 var result = new this.compiler().compile(program, this.options); |
| 828 var guid = this.guid++; |
| 829 |
| 830 this.usePartial = this.usePartial || result.usePartial; |
| 831 |
| 832 this.children[guid] = result; |
| 833 |
| 834 for(var i=0, l=result.depths.list.length; i<l; i++) { |
| 835 depth = result.depths.list[i]; |
| 836 |
| 837 if(depth < 2) { continue; } |
| 838 else { this.addDepth(depth - 1); } |
| 839 } |
| 840 |
| 841 return guid; |
| 842 }, |
| 843 |
| 844 block: function(block) { |
| 845 var mustache = block.mustache; |
| 846 var depth, child, inverse, inverseGuid; |
| 847 |
| 848 var params = this.setupStackForMustache(mustache); |
| 849 |
| 850 var programGuid = this.compileProgram(block.program); |
| 851 |
| 852 if(block.program.inverse) { |
| 853 inverseGuid = this.compileProgram(block.program.inverse); |
| 854 this.declare('inverse', inverseGuid); |
| 855 } |
| 856 |
| 857 this.opcode('invokeProgram', programGuid, params.length, !!mustache.hash); |
| 858 this.declare('inverse', null); |
| 859 this.opcode('append'); |
| 860 }, |
| 861 |
| 862 inverse: function(block) { |
| 863 var params = this.setupStackForMustache(block.mustache); |
| 864 |
| 865 var programGuid = this.compileProgram(block.program); |
| 866 |
| 867 this.declare('inverse', programGuid); |
| 868 |
| 869 this.opcode('invokeProgram', null, params.length, !!block.mustache.hash); |
| 870 this.declare('inverse', null); |
| 871 this.opcode('append'); |
| 872 }, |
| 873 |
| 874 hash: function(hash) { |
| 875 var pairs = hash.pairs, pair, val; |
| 876 |
| 877 this.opcode('push', '{}'); |
| 878 |
| 879 for(var i=0, l=pairs.length; i<l; i++) { |
| 880 pair = pairs[i]; |
| 881 val = pair[1]; |
| 882 |
| 883 this.accept(val); |
| 884 this.opcode('assignToHash', pair[0]); |
| 885 } |
| 886 }, |
| 887 |
| 888 partial: function(partial) { |
| 889 var id = partial.id; |
| 890 this.usePartial = true; |
| 891 |
| 892 if(partial.context) { |
| 893 this.ID(partial.context); |
| 894 } else { |
| 895 this.opcode('push', 'depth0'); |
| 896 } |
| 897 |
| 898 this.opcode('invokePartial', id.original); |
| 899 this.opcode('append'); |
| 900 }, |
| 901 |
| 902 content: function(content) { |
| 903 this.opcode('appendContent', content.string); |
| 904 }, |
| 905 |
| 906 mustache: function(mustache) { |
| 907 var params = this.setupStackForMustache(mustache); |
| 908 |
| 909 this.opcode('invokeMustache', params.length, mustache.id.original, !!musta
che.hash); |
| 910 |
| 911 if(mustache.escaped && !this.options.noEscape) { |
| 912 this.opcode('appendEscaped'); |
| 913 } else { |
| 914 this.opcode('append'); |
| 915 } |
| 916 }, |
| 917 |
| 918 ID: function(id) { |
| 919 this.addDepth(id.depth); |
| 920 |
| 921 this.opcode('getContext', id.depth); |
| 922 |
| 923 this.opcode('lookupWithHelpers', id.parts[0] || null, id.isScoped || false
); |
| 924 |
| 925 for(var i=1, l=id.parts.length; i<l; i++) { |
| 926 this.opcode('lookup', id.parts[i]); |
| 927 } |
| 928 }, |
| 929 |
| 930 STRING: function(string) { |
| 931 this.opcode('pushString', string.string); |
| 932 }, |
| 933 |
| 934 INTEGER: function(integer) { |
| 935 this.opcode('push', integer.integer); |
| 936 }, |
| 937 |
| 938 BOOLEAN: function(bool) { |
| 939 this.opcode('push', bool.bool); |
| 940 }, |
| 941 |
| 942 comment: function() {}, |
| 943 |
| 944 // HELPERS |
| 945 pushParams: function(params) { |
| 946 var i = params.length, param; |
| 947 |
| 948 while(i--) { |
| 949 param = params[i]; |
| 950 |
| 951 if(this.options.stringParams) { |
| 952 if(param.depth) { |
| 953 this.addDepth(param.depth); |
| 954 } |
| 955 |
| 956 this.opcode('getContext', param.depth || 0); |
| 957 this.opcode('pushStringParam', param.string); |
| 958 } else { |
| 959 this[param.type](param); |
| 960 } |
| 961 } |
| 962 }, |
| 963 |
| 964 opcode: function(name, val1, val2, val3) { |
| 965 this.opcodes.push(Compiler.OPCODE_MAP[name]); |
| 966 if(val1 !== undefined) { this.opcodes.push(val1); } |
| 967 if(val2 !== undefined) { this.opcodes.push(val2); } |
| 968 if(val3 !== undefined) { this.opcodes.push(val3); } |
| 969 }, |
| 970 |
| 971 declare: function(name, value) { |
| 972 this.opcodes.push('DECLARE'); |
| 973 this.opcodes.push(name); |
| 974 this.opcodes.push(value); |
| 975 }, |
| 976 |
| 977 addDepth: function(depth) { |
| 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 setupStackForMustache: function(mustache) { |
| 987 var params = mustache.params; |
| 988 |
| 989 this.pushParams(params); |
| 990 |
| 991 if(mustache.hash) { |
| 992 this.hash(mustache.hash); |
| 993 } |
| 994 |
| 995 this.ID(mustache.id); |
| 996 |
| 997 return params; |
| 998 } |
| 999 }; |
| 1000 |
| 1001 JavaScriptCompiler.prototype = { |
| 1002 // PUBLIC API: You can override these methods in a subclass to provide |
| 1003 // alternative compiled forms for name lookup and buffering semantics |
| 1004 nameLookup: function(parent, name, type) { |
| 1005 if (/^[0-9]+$/.test(name)) { |
| 1006 return parent + "[" + name + "]"; |
| 1007 } else if (JavaScriptCompiler.isValidJavaScriptVariableName(name)) { |
| 1008 return parent + "." + name; |
| 1009 } |
| 1010 else { |
| 1011 return parent + "['" + name + "']"; |
| 1012 } |
| 1013 }, |
| 1014 |
| 1015 appendToBuffer: function(string) { |
| 1016 if (this.environment.isSimple) { |
| 1017 return "return " + string + ";"; |
| 1018 } else { |
| 1019 return "buffer += " + string + ";"; |
| 1020 } |
| 1021 }, |
| 1022 |
| 1023 initializeBuffer: function() { |
| 1024 return this.quotedString(""); |
| 1025 }, |
| 1026 |
| 1027 namespace: "Handlebars", |
| 1028 // END PUBLIC API |
| 1029 |
| 1030 compile: function(environment, options, context, asObject) { |
| 1031 this.environment = environment; |
| 1032 this.options = options || {}; |
| 1033 |
| 1034 this.name = this.environment.name; |
| 1035 this.isChild = !!context; |
| 1036 this.context = context || { |
| 1037 programs: [], |
| 1038 aliases: { self: 'this' }, |
| 1039 registers: {list: []} |
| 1040 }; |
| 1041 |
| 1042 this.preamble(); |
| 1043 |
| 1044 this.stackSlot = 0; |
| 1045 this.stackVars = []; |
| 1046 |
| 1047 this.compileChildren(environment, options); |
| 1048 |
| 1049 var opcodes = environment.opcodes, opcode; |
| 1050 |
| 1051 this.i = 0; |
| 1052 |
| 1053 for(l=opcodes.length; this.i<l; this.i++) { |
| 1054 opcode = this.nextOpcode(0); |
| 1055 |
| 1056 if(opcode[0] === 'DECLARE') { |
| 1057 this.i = this.i + 2; |
| 1058 this[opcode[1]] = opcode[2]; |
| 1059 } else { |
| 1060 this.i = this.i + opcode[1].length; |
| 1061 this[opcode[0]].apply(this, opcode[1]); |
| 1062 } |
| 1063 } |
| 1064 |
| 1065 return this.createFunctionContext(asObject); |
| 1066 }, |
| 1067 |
| 1068 nextOpcode: function(n) { |
| 1069 var opcodes = this.environment.opcodes, opcode = opcodes[this.i + n], name
, val; |
| 1070 var extraParams, codes; |
| 1071 |
| 1072 if(opcode === 'DECLARE') { |
| 1073 name = opcodes[this.i + 1]; |
| 1074 val = opcodes[this.i + 2]; |
| 1075 return ['DECLARE', name, val]; |
| 1076 } else { |
| 1077 name = Compiler.DISASSEMBLE_MAP[opcode]; |
| 1078 |
| 1079 extraParams = Compiler.multiParamSize(opcode); |
| 1080 codes = []; |
| 1081 |
| 1082 for(var j=0; j<extraParams; j++) { |
| 1083 codes.push(opcodes[this.i + j + 1 + n]); |
| 1084 } |
| 1085 |
| 1086 return [name, codes]; |
| 1087 } |
| 1088 }, |
| 1089 |
| 1090 eat: function(opcode) { |
| 1091 this.i = this.i + opcode.length; |
| 1092 }, |
| 1093 |
| 1094 preamble: function() { |
| 1095 var out = []; |
| 1096 |
| 1097 // this register will disambiguate helper lookup from finding a function i
n |
| 1098 // a context. This is necessary for mustache compatibility, which requires |
| 1099 // that context functions in blocks are evaluated by blockHelperMissing, a
nd |
| 1100 // then proceed as if the resulting value was provided to blockHelperMissi
ng. |
| 1101 this.useRegister('foundHelper'); |
| 1102 |
| 1103 if (!this.isChild) { |
| 1104 var namespace = this.namespace; |
| 1105 var copies = "helpers = helpers || " + namespace + ".helpers;"; |
| 1106 if(this.environment.usePartial) { copies = copies + " partials = partial
s || " + namespace + ".partials;"; } |
| 1107 out.push(copies); |
| 1108 } else { |
| 1109 out.push(''); |
| 1110 } |
| 1111 |
| 1112 if (!this.environment.isSimple) { |
| 1113 out.push(", buffer = " + this.initializeBuffer()); |
| 1114 } else { |
| 1115 out.push(""); |
| 1116 } |
| 1117 |
| 1118 // track the last context pushed into place to allow skipping the |
| 1119 // getContext opcode when it would be a noop |
| 1120 this.lastContext = 0; |
| 1121 this.source = out; |
| 1122 }, |
| 1123 |
| 1124 createFunctionContext: function(asObject) { |
| 1125 var locals = this.stackVars; |
| 1126 if (!this.isChild) { |
| 1127 locals = locals.concat(this.context.registers.list); |
| 1128 } |
| 1129 |
| 1130 if(locals.length > 0) { |
| 1131 this.source[1] = this.source[1] + ", " + locals.join(", "); |
| 1132 } |
| 1133 |
| 1134 // Generate minimizer alias mappings |
| 1135 if (!this.isChild) { |
| 1136 var aliases = [] |
| 1137 for (var alias in this.context.aliases) { |
| 1138 this.source[1] = this.source[1] + ', ' + alias + '=' + this.context.al
iases[alias]; |
| 1139 } |
| 1140 } |
| 1141 |
| 1142 if (this.source[1]) { |
| 1143 this.source[1] = "var " + this.source[1].substring(2) + ";"; |
| 1144 } |
| 1145 |
| 1146 // Merge children |
| 1147 if (!this.isChild) { |
| 1148 this.source[1] += '\n' + this.context.programs.join('\n') + '\n'; |
| 1149 } |
| 1150 |
| 1151 if (!this.environment.isSimple) { |
| 1152 this.source.push("return buffer;"); |
| 1153 } |
| 1154 |
| 1155 var params = this.isChild ? ["depth0", "data"] : ["Handlebars", "depth0",
"helpers", "partials", "data"]; |
| 1156 |
| 1157 for(var i=0, l=this.environment.depths.list.length; i<l; i++) { |
| 1158 params.push("depth" + this.environment.depths.list[i]); |
| 1159 } |
| 1160 |
| 1161 if (asObject) { |
| 1162 params.push(this.source.join("\n ")); |
| 1163 |
| 1164 return Function.apply(this, params); |
| 1165 } else { |
| 1166 var functionSource = 'function ' + (this.name || '') + '(' + params.join
(',') + ') {\n ' + this.source.join("\n ") + '}'; |
| 1167 Handlebars.log(Handlebars.logger.DEBUG, functionSource + "\n\n"); |
| 1168 return functionSource; |
| 1169 } |
| 1170 }, |
| 1171 |
| 1172 appendContent: function(content) { |
| 1173 this.source.push(this.appendToBuffer(this.quotedString(content))); |
| 1174 }, |
| 1175 |
| 1176 append: function() { |
| 1177 var local = this.popStack(); |
| 1178 this.source.push("if(" + local + " || " + local + " === 0) { " + this.appe
ndToBuffer(local) + " }"); |
| 1179 if (this.environment.isSimple) { |
| 1180 this.source.push("else { " + this.appendToBuffer("''") + " }"); |
| 1181 } |
| 1182 }, |
| 1183 |
| 1184 appendEscaped: function() { |
| 1185 var opcode = this.nextOpcode(1), extra = ""; |
| 1186 this.context.aliases.escapeExpression = 'this.escapeExpression'; |
| 1187 |
| 1188 if(opcode[0] === 'appendContent') { |
| 1189 extra = " + " + this.quotedString(opcode[1][0]); |
| 1190 this.eat(opcode); |
| 1191 } |
| 1192 |
| 1193 this.source.push(this.appendToBuffer("escapeExpression(" + this.popStack()
+ ")" + extra)); |
| 1194 }, |
| 1195 |
| 1196 getContext: function(depth) { |
| 1197 if(this.lastContext !== depth) { |
| 1198 this.lastContext = depth; |
| 1199 } |
| 1200 }, |
| 1201 |
| 1202 lookupWithHelpers: function(name, isScoped) { |
| 1203 if(name) { |
| 1204 var topStack = this.nextStack(); |
| 1205 |
| 1206 this.usingKnownHelper = false; |
| 1207 |
| 1208 var toPush; |
| 1209 if (!isScoped && this.options.knownHelpers[name]) { |
| 1210 toPush = topStack + " = " + this.nameLookup('helpers', name, 'helper')
; |
| 1211 this.usingKnownHelper = true; |
| 1212 } else if (isScoped || this.options.knownHelpersOnly) { |
| 1213 toPush = topStack + " = " + this.nameLookup('depth' + this.lastContext
, name, 'context'); |
| 1214 } else { |
| 1215 this.register('foundHelper', this.nameLookup('helpers', name, 'helper'
)); |
| 1216 toPush = topStack + " = foundHelper || " + this.nameLookup('depth' + t
his.lastContext, name, 'context'); |
| 1217 } |
| 1218 |
| 1219 toPush += ';'; |
| 1220 this.source.push(toPush); |
| 1221 } else { |
| 1222 this.pushStack('depth' + this.lastContext); |
| 1223 } |
| 1224 }, |
| 1225 |
| 1226 lookup: function(name) { |
| 1227 var topStack = this.topStack(); |
| 1228 this.source.push(topStack + " = (" + topStack + " === null || " + topStack
+ " === undefined || " + topStack + " === false ? " + |
| 1229 topStack + " : " + this.nameLookup(topStack, name, 'context') + ");"); |
| 1230 }, |
| 1231 |
| 1232 pushStringParam: function(string) { |
| 1233 this.pushStack('depth' + this.lastContext); |
| 1234 this.pushString(string); |
| 1235 }, |
| 1236 |
| 1237 pushString: function(string) { |
| 1238 this.pushStack(this.quotedString(string)); |
| 1239 }, |
| 1240 |
| 1241 push: function(name) { |
| 1242 this.pushStack(name); |
| 1243 }, |
| 1244 |
| 1245 invokeMustache: function(paramSize, original, hasHash) { |
| 1246 this.populateParams(paramSize, this.quotedString(original), "{}", null, ha
sHash, function(nextStack, helperMissingString, id) { |
| 1247 if (!this.usingKnownHelper) { |
| 1248 this.context.aliases.helperMissing = 'helpers.helperMissing'; |
| 1249 this.context.aliases.undef = 'void 0'; |
| 1250 this.source.push("else if(" + id + "=== undef) { " + nextStack + " = h
elperMissing.call(" + helperMissingString + "); }"); |
| 1251 if (nextStack !== id) { |
| 1252 this.source.push("else { " + nextStack + " = " + id + "; }"); |
| 1253 } |
| 1254 } |
| 1255 }); |
| 1256 }, |
| 1257 |
| 1258 invokeProgram: function(guid, paramSize, hasHash) { |
| 1259 var inverse = this.programExpression(this.inverse); |
| 1260 var mainProgram = this.programExpression(guid); |
| 1261 |
| 1262 this.populateParams(paramSize, null, mainProgram, inverse, hasHash, functi
on(nextStack, helperMissingString, id) { |
| 1263 if (!this.usingKnownHelper) { |
| 1264 this.context.aliases.blockHelperMissing = 'helpers.blockHelperMissing'
; |
| 1265 this.source.push("else { " + nextStack + " = blockHelperMissing.call("
+ helperMissingString + "); }"); |
| 1266 } |
| 1267 }); |
| 1268 }, |
| 1269 |
| 1270 populateParams: function(paramSize, helperId, program, inverse, hasHash, fn)
{ |
| 1271 var needsRegister = hasHash || this.options.stringParams || inverse || thi
s.options.data; |
| 1272 var id = this.popStack(), nextStack; |
| 1273 var params = [], param, stringParam, stringOptions; |
| 1274 |
| 1275 if (needsRegister) { |
| 1276 this.register('tmp1', program); |
| 1277 stringOptions = 'tmp1'; |
| 1278 } else { |
| 1279 stringOptions = '{ hash: {} }'; |
| 1280 } |
| 1281 |
| 1282 if (needsRegister) { |
| 1283 var hash = (hasHash ? this.popStack() : '{}'); |
| 1284 this.source.push('tmp1.hash = ' + hash + ';'); |
| 1285 } |
| 1286 |
| 1287 if(this.options.stringParams) { |
| 1288 this.source.push('tmp1.contexts = [];'); |
| 1289 } |
| 1290 |
| 1291 for(var i=0; i<paramSize; i++) { |
| 1292 param = this.popStack(); |
| 1293 params.push(param); |
| 1294 |
| 1295 if(this.options.stringParams) { |
| 1296 this.source.push('tmp1.contexts.push(' + this.popStack() + ');'); |
| 1297 } |
| 1298 } |
| 1299 |
| 1300 if(inverse) { |
| 1301 this.source.push('tmp1.fn = tmp1;'); |
| 1302 this.source.push('tmp1.inverse = ' + inverse + ';'); |
| 1303 } |
| 1304 |
| 1305 if(this.options.data) { |
| 1306 this.source.push('tmp1.data = data;'); |
| 1307 } |
| 1308 |
| 1309 params.push(stringOptions); |
| 1310 |
| 1311 this.populateCall(params, id, helperId || id, fn, program !== '{}'); |
| 1312 }, |
| 1313 |
| 1314 populateCall: function(params, id, helperId, fn, program) { |
| 1315 var paramString = ["depth0"].concat(params).join(", "); |
| 1316 var helperMissingString = ["depth0"].concat(helperId).concat(params).join(
", "); |
| 1317 |
| 1318 var nextStack = this.nextStack(); |
| 1319 |
| 1320 if (this.usingKnownHelper) { |
| 1321 this.source.push(nextStack + " = " + id + ".call(" + paramString + ");")
; |
| 1322 } else { |
| 1323 this.context.aliases.functionType = '"function"'; |
| 1324 var condition = program ? "foundHelper && " : "" |
| 1325 this.source.push("if(" + condition + "typeof " + id + " === functionType
) { " + nextStack + " = " + id + ".call(" + paramString + "); }"); |
| 1326 } |
| 1327 fn.call(this, nextStack, helperMissingString, id); |
| 1328 this.usingKnownHelper = false; |
| 1329 }, |
| 1330 |
| 1331 invokePartial: function(context) { |
| 1332 params = [this.nameLookup('partials', context, 'partial'), "'" + context +
"'", this.popStack(), "helpers", "partials"]; |
| 1333 |
| 1334 if (this.options.data) { |
| 1335 params.push("data"); |
| 1336 } |
| 1337 |
| 1338 this.pushStack("self.invokePartial(" + params.join(", ") + ");"); |
| 1339 }, |
| 1340 |
| 1341 assignToHash: function(key) { |
| 1342 var value = this.popStack(); |
| 1343 var hash = this.topStack(); |
| 1344 |
| 1345 this.source.push(hash + "['" + key + "'] = " + value + ";"); |
| 1346 }, |
| 1347 |
| 1348 // HELPERS |
| 1349 |
| 1350 compiler: JavaScriptCompiler, |
| 1351 |
| 1352 compileChildren: function(environment, options) { |
| 1353 var children = environment.children, child, compiler; |
| 1354 |
| 1355 for(var i=0, l=children.length; i<l; i++) { |
| 1356 child = children[i]; |
| 1357 compiler = new this.compiler(); |
| 1358 |
| 1359 this.context.programs.push(''); // Placeholder to prevent name confl
icts for nested children |
| 1360 var index = this.context.programs.length; |
| 1361 child.index = index; |
| 1362 child.name = 'program' + index; |
| 1363 this.context.programs[index] = compiler.compile(child, options, this.con
text); |
| 1364 } |
| 1365 }, |
| 1366 |
| 1367 programExpression: function(guid) { |
| 1368 if(guid == null) { return "self.noop"; } |
| 1369 |
| 1370 var child = this.environment.children[guid], |
| 1371 depths = child.depths.list; |
| 1372 var programParams = [child.index, child.name, "data"]; |
| 1373 |
| 1374 for(var i=0, l = depths.length; i<l; i++) { |
| 1375 depth = depths[i]; |
| 1376 |
| 1377 if(depth === 1) { programParams.push("depth0"); } |
| 1378 else { programParams.push("depth" + (depth - 1)); } |
| 1379 } |
| 1380 |
| 1381 if(depths.length === 0) { |
| 1382 return "self.program(" + programParams.join(", ") + ")"; |
| 1383 } else { |
| 1384 programParams.shift(); |
| 1385 return "self.programWithDepth(" + programParams.join(", ") + ")"; |
| 1386 } |
| 1387 }, |
| 1388 |
| 1389 register: function(name, val) { |
| 1390 this.useRegister(name); |
| 1391 this.source.push(name + " = " + val + ";"); |
| 1392 }, |
| 1393 |
| 1394 useRegister: function(name) { |
| 1395 if(!this.context.registers[name]) { |
| 1396 this.context.registers[name] = true; |
| 1397 this.context.registers.list.push(name); |
| 1398 } |
| 1399 }, |
| 1400 |
| 1401 pushStack: function(item) { |
| 1402 this.source.push(this.nextStack() + " = " + item + ";"); |
| 1403 return "stack" + this.stackSlot; |
| 1404 }, |
| 1405 |
| 1406 nextStack: function() { |
| 1407 this.stackSlot++; |
| 1408 if(this.stackSlot > this.stackVars.length) { this.stackVars.push("stack" +
this.stackSlot); } |
| 1409 return "stack" + this.stackSlot; |
| 1410 }, |
| 1411 |
| 1412 popStack: function() { |
| 1413 return "stack" + this.stackSlot--; |
| 1414 }, |
| 1415 |
| 1416 topStack: function() { |
| 1417 return "stack" + this.stackSlot; |
| 1418 }, |
| 1419 |
| 1420 quotedString: function(str) { |
| 1421 return '"' + str |
| 1422 .replace(/\\/g, '\\\\') |
| 1423 .replace(/"/g, '\\"') |
| 1424 .replace(/\n/g, '\\n') |
| 1425 .replace(/\r/g, '\\r') + '"'; |
| 1426 } |
| 1427 }; |
| 1428 |
| 1429 var reservedWords = ( |
| 1430 "break else new var" + |
| 1431 " case finally return void" + |
| 1432 " catch for switch while" + |
| 1433 " continue function this with" + |
| 1434 " default if throw" + |
| 1435 " delete in try" + |
| 1436 " do instanceof typeof" + |
| 1437 " abstract enum int short" + |
| 1438 " boolean export interface static" + |
| 1439 " byte extends long super" + |
| 1440 " char final native synchronized" + |
| 1441 " class float package throws" + |
| 1442 " const goto private transient" + |
| 1443 " debugger implements protected volatile" + |
| 1444 " double import public let yield" |
| 1445 ).split(" "); |
| 1446 |
| 1447 var compilerWords = JavaScriptCompiler.RESERVED_WORDS = {}; |
| 1448 |
| 1449 for(var i=0, l=reservedWords.length; i<l; i++) { |
| 1450 compilerWords[reservedWords[i]] = true; |
| 1451 } |
| 1452 |
| 1453 JavaScriptCompiler.isValidJavaScriptVariableName = function(name) { |
| 1454 if(!JavaScriptCompiler.RESERVED_WORDS[name] && /^[a-zA-Z_$][0-9a-zA-Z_$]+$/.
test(name)) { |
| 1455 return true; |
| 1456 } |
| 1457 return false; |
| 1458 } |
| 1459 |
| 1460 })(Handlebars.Compiler, Handlebars.JavaScriptCompiler); |
| 1461 |
| 1462 Handlebars.precompile = function(string, options) { |
| 1463 options = options || {}; |
| 1464 |
| 1465 var ast = Handlebars.parse(string); |
| 1466 var environment = new Handlebars.Compiler().compile(ast, options); |
| 1467 return new Handlebars.JavaScriptCompiler().compile(environment, options); |
| 1468 }; |
| 1469 |
| 1470 Handlebars.compile = function(string, options) { |
| 1471 options = options || {}; |
| 1472 |
| 1473 var compiled; |
| 1474 function compile() { |
| 1475 var ast = Handlebars.parse(string); |
| 1476 var environment = new Handlebars.Compiler().compile(ast, options); |
| 1477 var templateSpec = new Handlebars.JavaScriptCompiler().compile(environment,
options, undefined, true); |
| 1478 return Handlebars.template(templateSpec); |
| 1479 } |
| 1480 |
| 1481 // Template is only compiled on first use and cached after that point. |
| 1482 return function(context, options) { |
| 1483 if (!compiled) { |
| 1484 compiled = compile(); |
| 1485 } |
| 1486 return compiled.call(this, context, options); |
| 1487 }; |
| 1488 }; |
| 1489 ; |
| 1490 // lib/handlebars/runtime.js |
| 1491 Handlebars.VM = { |
| 1492 template: function(templateSpec) { |
| 1493 // Just add water |
| 1494 var container = { |
| 1495 escapeExpression: Handlebars.Utils.escapeExpression, |
| 1496 invokePartial: Handlebars.VM.invokePartial, |
| 1497 programs: [], |
| 1498 program: function(i, fn, data) { |
| 1499 var programWrapper = this.programs[i]; |
| 1500 if(data) { |
| 1501 return Handlebars.VM.program(fn, data); |
| 1502 } else if(programWrapper) { |
| 1503 return programWrapper; |
| 1504 } else { |
| 1505 programWrapper = this.programs[i] = Handlebars.VM.program(fn); |
| 1506 return programWrapper; |
| 1507 } |
| 1508 }, |
| 1509 programWithDepth: Handlebars.VM.programWithDepth, |
| 1510 noop: Handlebars.VM.noop |
| 1511 }; |
| 1512 |
| 1513 return function(context, options) { |
| 1514 options = options || {}; |
| 1515 return templateSpec.call(container, Handlebars, context, options.helpers,
options.partials, options.data); |
| 1516 }; |
| 1517 }, |
| 1518 |
| 1519 programWithDepth: function(fn, data, $depth) { |
| 1520 var args = Array.prototype.slice.call(arguments, 2); |
| 1521 |
| 1522 return function(context, options) { |
| 1523 options = options || {}; |
| 1524 |
| 1525 return fn.apply(this, [context, options.data || data].concat(args)); |
| 1526 }; |
| 1527 }, |
| 1528 program: function(fn, data) { |
| 1529 return function(context, options) { |
| 1530 options = options || {}; |
| 1531 |
| 1532 return fn(context, options.data || data); |
| 1533 }; |
| 1534 }, |
| 1535 noop: function() { return ""; }, |
| 1536 invokePartial: function(partial, name, context, helpers, partials, data) { |
| 1537 options = { helpers: helpers, partials: partials, data: data }; |
| 1538 |
| 1539 if(partial === undefined) { |
| 1540 throw new Handlebars.Exception("The partial " + name + " could not be foun
d"); |
| 1541 } else if(partial instanceof Function) { |
| 1542 return partial(context, options); |
| 1543 } else if (!Handlebars.compile) { |
| 1544 throw new Handlebars.Exception("The partial " + name + " could not be comp
iled when running in runtime-only mode"); |
| 1545 } else { |
| 1546 partials[name] = Handlebars.compile(partial); |
| 1547 return partials[name](context, options); |
| 1548 } |
| 1549 } |
| 1550 }; |
| 1551 |
| 1552 Handlebars.template = Handlebars.VM.template; |
| 1553 ; |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 10810054:
Describing the `sandbox` workflow for extension developers. (Closed)
Base URL: http://git.chromium.org/git/chromium.git@trunk
