class thx.promise.Future<T>

static function create<T>(handler:T -> Void -> Void):Future<T>

static inline function flatMap<T>(future:Future<Future<T>>):Future<T>

static function sequence(arr:Array<Future<Dynamic>>):Future<Nil>

static function value<T>(v:T):Future<T>

inline function hasValue():Bool

function map<TOut>(handler:T -> TOut):Future<TOut>

function mapAsync<TOut>(handler:T -> TOut -> Void -> Void):Future<TOut>

inline function mapFuture<TOut>(handler:T -> Future<TOut>):Future<TOut>

function mapPromise<TOut>(handler:T -> Promise<TOut>):Promise<TOut>

var state(default,null):Option<T>

function then(handler:T -> Void):Future<T>

function toString():String