!function(){var a="window"in this?window:global,b=-1,c=1;while(c>0)c|=1<<++b;var d=1<<b;var e={ignoreCase:false,single:false};function Enum(a,c){var f=Array.prototype.slice.call(arguments);if(!(this instanceof Enum))return new(Function.prototype.bind.apply(Enum,[null].concat(f)));var h;if(f.length>1&&f[f.length-1]instanceof Object)h=g(f.pop(),e);else h=e;if(!Array.isArray(a)&&!(a instanceof Object))a=f;var i={a:{},b:{},c:{},d:{},e:{},f:{},keys:[],values:[],length:0,g:h};Object.defineProperty(this,"_",{value:i});if(Array.isArray(a)){i.length=a.length;for(var j=1,k=0,l=a.length;k<l;j=(1<<++k^d)-d){var m=a[k],n=m+"";if(h.ignoreCase)n=n.toLowerCase();this[n]=j;i.a[j]=m;i.b[m]=j;i.c[j]=n;i.e[n]=m;i.f[m]=n;i.keys.push(n);i.values.push(m)}i.d=this}else if(a instanceof Object){j=1;k=0;for(n in a){if(!a.hasOwnProperty(n))continue;m=a[n];if(h.ignoreCase)n=n.toLowerCase();this[n]=j;i.a[j]=m;i.b[m]=j;i.c[j]=n;i.f[m]=n;i.keys.push(n);i.values.push(m);j=(1<<++k^d)-d}i.e=a;i.d=this;i.length=k}if(i.length<=0)throw Error("At least one item is required to instantiate an Enum.");else if(i.length>b)throw Error("An enum can contain a maximum of "+b+" items in this environment.")}Object.defineProperties(Enum.prototype,{h:{value:function(a){if(this._.g.single&&!f(a))throw Error("This enum allows only one single choice.")}},valueOf:{value:function(a){this.h(a);return i(this._.a,this.length,a)}},keyOf:{value:function(a){this.h(a);return i(this._.c,this.length,a)}},valuesOf:{value:function(a){this.h(a);return j(this._.a,this.length,a)}},keysOf:{value:function(a){this.h(a);return j(this._.c,this.length,a)}},valueByKey:{value:function(a){if(this._.g.ignoreCase)a=a.toLowerCase();return this._.e[a]}},valuesByKeys:{value:function(a){if(!Array.isArray(a))a=Array.prototype.slice.call(arguments);if(this._.g.ignoreCase)a=a.map(function(a){return a.toLowerCase()});return h(this._.e,a)}},keyByValue:{value:function(a){return this._.f[a]}},keysByValues:{value:function(a){if(!Array.isArray(a))a=Array.prototype.slice.call(arguments);return h(this._.f,a)}},fromValue:{value:function(a){return this._.b[a]}},fromValues:{value:function(a){var b=a,c=0,d=this._.b;if(!Array.isArray(b))b=Array.prototype.slice.call(arguments);for(var e=0,f=b.length;e<f;e++)c|=d[b[e]];this.h(c);return c}},fromKey:{value:function(a){if(this._.g.ignoreCase)a=a.toLowerCase();return this._.d[a]}},fromKeys:{value:function(a){var b=a,c=0,d=this._.d;if(!Array.isArray(b))b=Array.prototype.slice.call(arguments);if(this._.g.ignoreCase)b=b.map(String);for(var e=0,f=b.length;e<f;e++)c|=d[b[e]];this.h(c);return c}},item:{value:function(a){var b;switch(typeof a){case"number":b=this._.values[a];break;case"string":if(this._.g.ignoreCase)a=a.toLowerCase();b=this._.d[a];break;default:return null}return{key:a,value:this._.e[a],"in":function(a){return b!==undefined&&!!(a&b)}}}},get:{value:function(a){switch(typeof a){case"number":var b=this._.values[a];if(b!==undefined)return{key:this._.keys[a],value:b};else return null;break;case"string":if(this._.g.ignoreCase)a=a.toLowerCase();b=this._.e[a];if(b!==undefined)return{key:a,value:b};else return null;break;default:return null}}},fromJSON:{value:function(a){if(typeof a==="string")a=JSON.parse(a);if(!Array.isArray(a))a=[a];var b=0,c=this._.b;for(var d=0,e=a.length;d<e;d++){var f=c[a[d]];if(f)b|=f}this.h(b);return b}},toJSON:{value:function(a){if(typeof a==="number")return this.valuesOf(a);else return{descriptor:this._.e,options:this._.g}}},"switch":{value:function(a){var b=this._.a,c=this._.d;function d(e,f){if(typeof e==="string"){var g=c[e];if(a&g)f(b[g])}else if(a&e)f(b[e]);return d}return d["case"]=d}},keys:{get:function(){return this._.keys}},values:{get:function(){return this._.values}},items:{get:function(){var a=this._.values;return this._.keys.map(function(b,c){return{key:b,value:a[c]}})}},length:{get:function(){return this._.length}},inspect:{value:function(){return"Enum("+JSON.stringify(this._.e,null,4)+")"}},toString:{value:function(){return"[object Enum]"}}});Object.defineProperties(Enum,{fromJSON:{enumerable:true,value:function(a){if(typeof a==="string")a=JSON.parse(a);return new Enum(a.descriptor,a.options)}},MAX_LENGTH:{enumerable:true,get:function(){return b}},global:{enumerable:true,get:function(){return"Enum"in a},set:function(b){if(b)a.Enum=Enum;else delete a["Enum"]}},item:{enumerable:true,value:function(a){return{"in":function(b){return typeof a==="number"&&!!(b&a)},isSingle:function(){return f(a)},isMultiple:function(){return!f(a)}}}},"switch":{enumerable:true,value:function(a){function b(c,d){if(a&c)d();return b}return b["case"]=b}}});function f(a){return!!a&&(a&a-1)===0}function g(a,b){for(var c in b)if(b.hasOwnProperty(c)&&!(c in a))a[c]=b[c];return a}function h(a,b){var c=[];for(var d=0,e=b.length;d<e;d++)c.push(a[b[d]]);return c}function i(a,b,c){for(var e=1,f=0;f<=b;e=(1<<++f^d)-d)if(c&e)return a[e];return null}function j(a,b,c){var e=[];for(var f=1,g=0;g<=b;f=(1<<++g^d)-d)if(c&f)e.push(a[f]);return e}try{if("window"in a)a.enumerated=a.Enum=Enum;else module.exports=Enum}catch(k){}try{if(typeof define!=="undefined")define(function(){return Enum})}catch(k){}}();