twig.min.js

/**
 * Twig.js 0.8.3
 *
 * @copyright 2011-2015 John Roepke and the Twig.js Contributors
 * @license   Available under the BSD 2-Clause License
 * @link      https://github.com/justjohn/twig.js
 */
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in\s+|^\.\.)/,next:Twig.expression.set.expressions.concat([Twig.expression.type.operator.unary]),compile:function(token,stack,output){delete token.match;token.value=token.value.trim();var value=token.value,operator=Twig.expression.operator.lookup(value,token);Twig.log.trace("Twig.expression.compile: ","Operator: ",operator," from ",value);while(stack.length>0&&(stack[stack.length-1].type==Twig.expression.type.operator.unary||stack[stack.length-1].type==Twig.expression.type.operator.binary)&&(operator.associativity===Twig.expression.operator.leftToRight&&operator.precidence>=stack[stack.length-1].precidence||operator.associativity===Twig.expression.operator.rightToLeft&&operator.precidence>stack[stack.length-1].precidence)){var temp=stack.pop();output.push(temp)}if(value===":"){if(stack[stack.length-1]&&stack[stack.length-1].value==="?"){}else{var key_token=output.pop();if(key_token.type===Twig.expression.type.string||key_token.type===Twig.expression.type.variable||key_token.type===Twig.expression.type.number){token.key=key_token.value}else{throw new Twig.Error("Unexpected value before ':' of "+key_token.type+" = "+key_token.value)}output.push(token);return}}else{stack.push(operator)}},parse:function(token,stack,context){if(token.key){stack.push(token)}else{Twig.expression.operator.parse(token.value,stack)}}},{type:Twig.expression.type.operator.unary,regex:/(^not\s+)/,next:Twig.expression.set.expressions,compile:function(token,stack,output){delete token.match;token.value=token.value.trim();var value=token.value,operator=Twig.expression.operator.lookup(value,token);Twig.log.trace("Twig.expression.compile: ","Operator: ",operator," from 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fn=token.match[1];token.fn=fn;delete token.match;delete token.value;output.push(token)},parse:function(token,stack,context){var params=token.params&&Twig.expression.parse.apply(this,[token.params,context]),fn=token.fn,value;if(Twig.functions[fn]){value=Twig.functions[fn].apply(this,params)}else if(typeof context[fn]=="function"){value=context[fn].apply(context,params)}else{throw new Twig.Error(fn+" function does not exist and is not defined in the context")}stack.push(value)}},{type:Twig.expression.type.variable,regex:/^[a-zA-Z_][a-zA-Z0-9_]*/,next:Twig.expression.set.operations_extended.concat([Twig.expression.type.parameter.start]),compile:Twig.expression.fn.compile.push,validate:function(match,tokens){return Twig.indexOf(Twig.expression.reservedWords,match[0])<0},parse:function(token,stack,context){var value=Twig.expression.resolve(context[token.value],context);stack.push(value)}},{type:Twig.expression.type.key.period,regex:/^\.([a-zA-Z0-9_]+)/,next:Twig.expression.set.operations_extended.concat([Twig.expression.type.parameter.start]),compile:function(token,stack,output){token.key=token.match[1];delete token.match;delete token.value;output.push(token)},parse:function(token,stack,context){var params=token.params&&Twig.expression.parse.apply(this,[token.params,context]),key=token.key,object=stack.pop(),value;if(object===null||object===undefined){if(this.options.strict_variables){throw new Twig.Error("Can't access a key "+key+" on an null or undefined object.")}else{return null}}var capitalize=function(value){return value.substr(0,1).toUpperCase()+value.substr(1)};if(typeof object==="object"&&key in object){value=object[key]}else if(object["get"+capitalize(key)]!==undefined){value=object["get"+capitalize(key)]}else 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token.match;output.push(token)},parse:Twig.expression.fn.parse.push_value}];Twig.expression.resolve=function(value,context,params){if(typeof value=="function"){return value.apply(context,params||[])}else{return value}};Twig.expression.handler={};Twig.expression.extendType=function(type){Twig.expression.type[type]="Twig.expression.type."+type};Twig.expression.extend=function(definition){if(!definition.type){throw new Twig.Error("Unable to extend logic definition. No type provided for "+definition)}Twig.expression.handler[definition.type]=definition};while(Twig.expression.definitions.length>0){Twig.expression.extend(Twig.expression.definitions.shift())}Twig.expression.tokenize=function(expression){var tokens=[],exp_offset=0,next=null,type,regex,regex_array,token_next,match_found,invalid_matches=[],match_function;match_function=function(){var match=Array.prototype.slice.apply(arguments),string=match.pop(),offset=match.pop();Twig.log.trace("Twig.expression.tokenize","Matched a ",type," regular expression of ",match);if(next&&Twig.indexOf(next,type)<0){invalid_matches.push(type+" cannot follow a "+tokens[tokens.length-1].type+" at template:"+exp_offset+" near '"+match[0].substring(0,20)+"...'");return match[0]}if(Twig.expression.handler[type].validate&&!Twig.expression.handler[type].validate(match,tokens)){return match[0]}invalid_matches=[];tokens.push({type:type,value:match[0],match:match});match_found=true;next=token_next;exp_offset+=match[0].length;if(Twig.expression.handler[type].transform){return Twig.expression.handler[type].transform(match,tokens)}return""};Twig.log.debug("Twig.expression.tokenize","Tokenizing expression ",expression);while(expression.length>0){expression=expression.trim();for(type in Twig.expression.handler){if(Twig.expression.handler.hasOwnProperty(type)){token_next=Twig.expression.handler[type].next;regex=Twig.expression.handler[type].regex;if(regex instanceof Array){regex_array=regex}else{regex_array=[regex]}match_found=false;while(regex_array.length>0){regex=regex_array.pop();expression=expression.replace(regex,match_function)}if(match_found){break}}}if(!match_found){if(invalid_matches.length>0){throw new Twig.Error(invalid_matches.join(" OR "))}else{throw new Twig.Error("Unable to parse '"+expression+"' at template 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stack=[],token_template=null;Twig.forEach(tokens,function(token){token_template=Twig.expression.handler[token.type];token_template.parse&&token_template.parse.apply(that,[token,stack,context])});return stack.pop()};return Twig}(Twig||{});var Twig=function(Twig){"use strict";Twig.expression.operator={leftToRight:"leftToRight",rightToLeft:"rightToLeft"};var containment=function(a,b){if(b.indexOf!==undefined){return a===b||a!==""&&b.indexOf(a)>-1}else{var el;for(el in b){if(b.hasOwnProperty(el)&&b[el]===a){return true}}return false}};Twig.expression.operator.lookup=function(operator,token){switch(operator){case"..":case"not 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