!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.Serpentity=e():t.Serpentity=e()}(this,function(){return function(t){function e(r){if(n[r])return n[r].exports;var o=n[r]={i:r,l:!1,exports:{}};return t[r].call(o.exports,o,o.exports,e),o.l=!0,o.exports}var n={};return e.m=t,e.c=n,e.i=function(t){return t},e.d=function(t,n,r){e.o(t,n)||Object.defineProperty(t,n,{configurable:!1,enumerable:!0,get:r})},e.n=function(t){var n=t&&t.__esModule?function(){return t.default}:function(){return t};return e.d(n,"a",n),n},e.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},e.p="",e(e.s=5)}([function(t,e,n){"use strict";function r(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var o=function t(e){r(this,t),Object.assign(this,e)};t.exports=o},function(t,e,n){"use strict";function r(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var o=function(){function t(t,e){for(var n=0;n=0)&&(this._componentKeys.push(t.constructor),this._components.push(t),!0)}},{key:"hasComponent",value:function(t){return this._componentKeys.indexOf(t)>=0}},{key:"getComponent",value:function(t){var e=this._componentKeys.indexOf(t);if(e>=0)return this._components[e]}}]),t}();t.exports=i},function(t,e,n){"use strict";function r(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}var o=function(){function t(t,e){for(var n=0;n=0)return!1;t.priority=e;var n=0;return this.systems.some(function(e,r){if(n=r,e.priority>=t.priority)return!0})||(n+=1),this.systems.splice(n,0,t),t.added(this),!0}},{key:"removeSystem",value:function(t){var e=this.systems.indexOf(t);return e>=0&&(this.systems[e].removed(this),this.systems.splice(e,1),!0)}},{key:"addEntity",value:function(t){if(this.entities.indexOf(t)>=0)return!1;this.entities.push(t);var e=!0,n=!1,r=void 0;try{for(var o,i=this._nodeCollections[Symbol.iterator]();!(e=(o=i.next()).done);e=!0){o.value.add(t)}}catch(t){n=!0,r=t}finally{try{!e&&i.return&&i.return()}finally{if(n)throw r}}return!0}},{key:"removeEntity",value:function(t){var e=this.entities.indexOf(t);if(e>=0){var n=!0,r=!1,o=void 0;try{for(var i,s=this._nodeCollections[Symbol.iterator]();!(n=(i=s.next()).done);n=!0){i.value.remove(t)}}catch(t){r=!0,o=t}finally{try{!n&&s.return&&s.return()}finally{if(r)throw o}}return this.entities.splice(e,1),!0}return!1}},{key:"getNodes",value:function(e){var n=this._nodeCollectionKeys.indexOf(e);if(n>=0)return this._nodeCollections[n].nodes;var r=new t.NodeCollection({type:e});this._nodeCollectionKeys.push(e),this._nodeCollections.push(r);var o=!0,i=!1,s=void 0;try{for(var u,a=this.entities[Symbol.iterator]();!(o=(u=a.next()).done);o=!0){var c=u.value;r.add(c)}}catch(t){i=!0,s=t}finally{try{!o&&a.return&&a.return()}finally{if(i)throw s}}return r.nodes}},{key:"update",value:function(t){var e=!0,n=!1,r=void 0;try{for(var o,i=this.systems[Symbol.iterator]();!(e=(o=i.next()).done);e=!0){o.value.update(t)}}catch(t){n=!0,r=t}finally{try{!e&&i.return&&i.return()}finally{if(n)throw r}}}}]),t}();i.Component=n(0),i.Entity=n(1),i.Node=n(2),i.NodeCollection=n(3),i.System=n(4),t.exports=i}])});