27 lines
9.7 KiB
JavaScript
27 lines
9.7 KiB
JavaScript
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// Underscore.js 1.1.6
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// (c) 2011 Jeremy Ashkenas, DocumentCloud Inc.
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// Underscore is freely distributable under the MIT license.
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// Portions of Underscore are inspired or borrowed from Prototype,
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// Oliver Steele's Functional, and John Resig's Micro-Templating.
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// For all details and documentation:
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// http://documentcloud.github.com/underscore
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(function(){var p=this,C=p._,m={},i=Array.prototype,n=Object.prototype,f=i.slice,D=i.unshift,E=n.toString,l=n.hasOwnProperty,s=i.forEach,t=i.map,u=i.reduce,v=i.reduceRight,w=i.filter,x=i.every,y=i.some,o=i.indexOf,z=i.lastIndexOf;n=Array.isArray;var F=Object.keys,q=Function.prototype.bind,b=function(a){return new j(a)};typeof module!=="undefined"&&module.exports?(module.exports=b,b._=b):p._=b;b.VERSION="1.1.6";var h=b.each=b.forEach=function(a,c,d){if(a!=null)if(s&&a.forEach===s)a.forEach(c,d);else if(b.isNumber(a.length))for(var e=
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0,k=a.length;e<k;e++){if(c.call(d,a[e],e,a)===m)break}else for(e in a)if(l.call(a,e)&&c.call(d,a[e],e,a)===m)break};b.map=function(a,c,b){var e=[];if(a==null)return e;if(t&&a.map===t)return a.map(c,b);h(a,function(a,g,G){e[e.length]=c.call(b,a,g,G)});return e};b.reduce=b.foldl=b.inject=function(a,c,d,e){var k=d!==void 0;a==null&&(a=[]);if(u&&a.reduce===u)return e&&(c=b.bind(c,e)),k?a.reduce(c,d):a.reduce(c);h(a,function(a,b,f){!k&&b===0?(d=a,k=!0):d=c.call(e,d,a,b,f)});if(!k)throw new TypeError("Reduce of empty array with no initial value");
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return d};b.reduceRight=b.foldr=function(a,c,d,e){a==null&&(a=[]);if(v&&a.reduceRight===v)return e&&(c=b.bind(c,e)),d!==void 0?a.reduceRight(c,d):a.reduceRight(c);a=(b.isArray(a)?a.slice():b.toArray(a)).reverse();return b.reduce(a,c,d,e)};b.find=b.detect=function(a,c,b){var e;A(a,function(a,g,f){if(c.call(b,a,g,f))return e=a,!0});return e};b.filter=b.select=function(a,c,b){var e=[];if(a==null)return e;if(w&&a.filter===w)return a.filter(c,b);h(a,function(a,g,f){c.call(b,a,g,f)&&(e[e.length]=a)});return e};
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b.reject=function(a,c,b){var e=[];if(a==null)return e;h(a,function(a,g,f){c.call(b,a,g,f)||(e[e.length]=a)});return e};b.every=b.all=function(a,c,b){var e=!0;if(a==null)return e;if(x&&a.every===x)return a.every(c,b);h(a,function(a,g,f){if(!(e=e&&c.call(b,a,g,f)))return m});return e};var A=b.some=b.any=function(a,c,d){c||(c=b.identity);var e=!1;if(a==null)return e;if(y&&a.some===y)return a.some(c,d);h(a,function(a,b,f){if(e=c.call(d,a,b,f))return m});return e};b.include=b.contains=function(a,c){var b=
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!1;if(a==null)return b;if(o&&a.indexOf===o)return a.indexOf(c)!=-1;A(a,function(a){if(b=a===c)return!0});return b};b.invoke=function(a,c){var d=f.call(arguments,2);return b.map(a,function(a){return(c.call?c||a:a[c]).apply(a,d)})};b.pluck=function(a,c){return b.map(a,function(a){return a[c]})};b.max=function(a,c,d){if(!c&&b.isArray(a))return Math.max.apply(Math,a);var e={computed:-Infinity};h(a,function(a,b,f){b=c?c.call(d,a,b,f):a;b>=e.computed&&(e={value:a,computed:b})});return e.value};b.min=function(a,
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c,d){if(!c&&b.isArray(a))return Math.min.apply(Math,a);var e={computed:Infinity};h(a,function(a,b,f){b=c?c.call(d,a,b,f):a;b<e.computed&&(e={value:a,computed:b})});return e.value};b.sortBy=function(a,c,d){return b.pluck(b.map(a,function(a,b,f){return{value:a,criteria:c.call(d,a,b,f)}}).sort(function(a,b){var c=a.criteria,d=b.criteria;return c<d?-1:c>d?1:0}),"value")};b.sortedIndex=function(a,c,d){d||(d=b.identity);for(var e=0,f=a.length;e<f;){var g=e+f>>1;d(a[g])<d(c)?e=g+1:f=g}return e};b.toArray=
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function(a){if(!a)return[];if(a.toArray)return a.toArray();if(b.isArray(a))return a;if(b.isArguments(a))return f.call(a);return b.values(a)};b.size=function(a){return b.toArray(a).length};b.first=b.head=function(a,b,d){return b!=null&&!d?f.call(a,0,b):a[0]};b.rest=b.tail=function(a,b,d){return f.call(a,b==null||d?1:b)};b.last=function(a){return a[a.length-1]};b.compact=function(a){return b.filter(a,function(a){return!!a})};b.flatten=function(a){return b.reduce(a,function(a,d){if(b.isArray(d))return a.concat(b.flatten(d));
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a[a.length]=d;return a},[])};b.without=function(a){var c=f.call(arguments,1);return b.filter(a,function(a){return!b.include(c,a)})};b.uniq=b.unique=function(a,c){return b.reduce(a,function(a,e,f){if(0==f||(c===!0?b.last(a)!=e:!b.include(a,e)))a[a.length]=e;return a},[])};b.intersect=function(a){var c=f.call(arguments,1);return b.filter(b.uniq(a),function(a){return b.every(c,function(c){return b.indexOf(c,a)>=0})})};b.zip=function(){for(var a=f.call(arguments),c=b.max(b.pluck(a,"length")),d=Array(c),
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e=0;e<c;e++)d[e]=b.pluck(a,""+e);return d};b.indexOf=function(a,c,d){if(a==null)return-1;var e;if(d)return d=b.sortedIndex(a,c),a[d]===c?d:-1;if(o&&a.indexOf===o)return a.indexOf(c);d=0;for(e=a.length;d<e;d++)if(a[d]===c)return d;return-1};b.lastIndexOf=function(a,b){if(a==null)return-1;if(z&&a.lastIndexOf===z)return a.lastIndexOf(b);for(var d=a.length;d--;)if(a[d]===b)return d;return-1};b.range=function(a,b,d){arguments.length<=1&&(b=a||0,a=0);d=arguments[2]||1;for(var e=Math.max(Math.ceil((b-a)/
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d),0),f=0,g=Array(e);f<e;)g[f++]=a,a+=d;return g};b.bind=function(a,b){if(a.bind===q&&q)return q.apply(a,f.call(arguments,1));var d=f.call(arguments,2);return function(){return a.apply(b,d.concat(f.call(arguments)))}};b.bindAll=function(a){var c=f.call(arguments,1);c.length==0&&(c=b.functions(a));h(c,function(c){a[c]=b.bind(a[c],a)});return a};b.memoize=function(a,c){var d={};c||(c=b.identity);return function(){var b=c.apply(this,arguments);return l.call(d,b)?d[b]:d[b]=a.apply(this,arguments)}};b.delay=
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function(a,b){var d=f.call(arguments,2);return setTimeout(function(){return a.apply(a,d)},b)};b.defer=function(a){return b.delay.apply(b,[a,1].concat(f.call(arguments,1)))};var B=function(a,b,d){var e;return function(){var f=this,g=arguments,h=function(){e=null;a.apply(f,g)};d&&clearTimeout(e);if(d||!e)e=setTimeout(h,b)}};b.throttle=function(a,b){return B(a,b,!1)};b.debounce=function(a,b){return B(a,b,!0)};b.once=function(a){var b=!1,d;return function(){if(b)return d;b=!0;return d=a.apply(this,arguments)}};
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b.wrap=function(a,b){return function(){var d=[a].concat(f.call(arguments));return b.apply(this,d)}};b.compose=function(){var a=f.call(arguments);return function(){for(var b=f.call(arguments),d=a.length-1;d>=0;d--)b=[a[d].apply(this,b)];return b[0]}};b.after=function(a,b){return function(){if(--a<1)return b.apply(this,arguments)}};b.keys=F||function(a){if(a!==Object(a))throw new TypeError("Invalid object");var b=[],d;for(d in a)l.call(a,d)&&(b[b.length]=d);return b};b.values=function(a){return b.map(a,
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b.identity)};b.functions=b.methods=function(a){return b.filter(b.keys(a),function(c){return b.isFunction(a[c])}).sort()};b.extend=function(a){h(f.call(arguments,1),function(b){for(var d in b)b[d]!==void 0&&(a[d]=b[d])});return a};b.defaults=function(a){h(f.call(arguments,1),function(b){for(var d in b)a[d]==null&&(a[d]=b[d])});return a};b.clone=function(a){return b.isArray(a)?a.slice():b.extend({},a)};b.tap=function(a,b){b(a);return a};b.isEqual=function(a,c){if(a===c)return!0;var d=typeof a;if(d!=
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typeof c)return!1;if(a==c)return!0;if(!a&&c||a&&!c)return!1;if(a._chain)a=a._wrapped;if(c._chain)c=c._wrapped;if(a.isEqual)return a.isEqual(c);if(b.isDate(a)&&b.isDate(c))return a.getTime()===c.getTime();if(b.isNaN(a)&&b.isNaN(c))return!1;if(b.isRegExp(a)&&b.isRegExp(c))return a.source===c.source&&a.global===c.global&&a.ignoreCase===c.ignoreCase&&a.multiline===c.multiline;if(d!=="object")return!1;if(a.length&&a.length!==c.length)return!1;d=b.keys(a);var e=b.keys(c);if(d.length!=e.length)return!1;
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for(var f in a)if(!(f in c)||!b.isEqual(a[f],c[f]))return!1;return!0};b.isEmpty=function(a){if(b.isArray(a)||b.isString(a))return a.length===0;for(var c in a)if(l.call(a,c))return!1;return!0};b.isElement=function(a){return!!(a&&a.nodeType==1)};b.isArray=n||function(a){return E.call(a)==="[object Array]"};b.isArguments=function(a){return!(!a||!l.call(a,"callee"))};b.isFunction=function(a){return!(!a||!a.constructor||!a.call||!a.apply)};b.isString=function(a){return!!(a===""||a&&a.charCodeAt&&a.substr)};
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b.isNumber=function(a){return!!(a===0||a&&a.toExponential&&a.toFixed)};b.isNaN=function(a){return a!==a};b.isBoolean=function(a){return a===!0||a===!1};b.isDate=function(a){return!(!a||!a.getTimezoneOffset||!a.setUTCFullYear)};b.isRegExp=function(a){return!(!a||!a.test||!a.exec||!(a.ignoreCase||a.ignoreCase===!1))};b.isNull=function(a){return a===null};b.isUndefined=function(a){return a===void 0};b.noConflict=function(){p._=C;return this};b.identity=function(a){return a};b.times=function(a,b,d){for(var e=
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0;e<a;e++)b.call(d,e)};b.mixin=function(a){h(b.functions(a),function(c){H(c,b[c]=a[c])})};var I=0;b.uniqueId=function(a){var b=I++;return a?a+b:b};b.templateSettings={evaluate:/<%([\s\S]+?)%>/g,interpolate:/<%=([\s\S]+?)%>/g};b.template=function(a,c){var d=b.templateSettings;d="var __p=[],print=function(){__p.push.apply(__p,arguments);};with(obj||{}){__p.push('"+a.replace(/\\/g,"\\\\").replace(/'/g,"\\'").replace(d.interpolate,function(a,b){return"',"+b.replace(/\\'/g,"'")+",'"}).replace(d.evaluate||
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null,function(a,b){return"');"+b.replace(/\\'/g,"'").replace(/[\r\n\t]/g," ")+"__p.push('"}).replace(/\r/g,"\\r").replace(/\n/g,"\\n").replace(/\t/g,"\\t")+"');}return __p.join('');";d=new Function("obj",d);return c?d(c):d};var j=function(a){this._wrapped=a};b.prototype=j.prototype;var r=function(a,c){return c?b(a).chain():a},H=function(a,c){j.prototype[a]=function(){var a=f.call(arguments);D.call(a,this._wrapped);return r(c.apply(b,a),this._chain)}};b.mixin(b);h(["pop","push","reverse","shift","sort",
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"splice","unshift"],function(a){var b=i[a];j.prototype[a]=function(){b.apply(this._wrapped,arguments);return r(this._wrapped,this._chain)}});h(["concat","join","slice"],function(a){var b=i[a];j.prototype[a]=function(){return r(b.apply(this._wrapped,arguments),this._chain)}});j.prototype.chain=function(){this._chain=!0;return this};j.prototype.value=function(){return this._wrapped}})();
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