__async

__async.js

function __async(g) {
    return new Promise(function(s, j) {
        function c(a, x) {
            try {
                var r = g[x ? "throw" : "next"](a)
            } catch (e) {
                j(e);
                return
            }
            r.done ? s(r.value) : Promise.resolve(r.value).then(c, d)
        }

        function d(e) {
            c(e, 1)
        }
        c()
    })
}