lodash/underscore-min.js

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b?_(a).chain():a};_.each(_.functions(),function(a){m.prototype[a]=function(){Array.prototype.unshift.call(arguments,this._wrapped);return q(_[a].apply(_,arguments),this._chain)}});_.each(['pop','push','reverse','shift','sort','splice','unshift'],function(a){m.prototype[a]=function(){Array.prototype[a].apply(this._wrapped,arguments);return q(this._wrapped,this._chain)}});_.each(['concat','join','slice'],function(a){m.prototype[a]=function(){return q(Array.prototype[a].apply(this._wrapped,arguments),this._chain)}});m.prototype.chain=function(){this._chain=true;return this};m.prototype.value=function(){return this._wrapped}})();