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- "use strict";
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports.forwardAsync = forwardAsync;
- exports.isAsync = void 0;
- exports.isThenable = isThenable;
- exports.maybeAsync = maybeAsync;
- exports.waitFor = exports.onFirstPause = void 0;
- function _gensync() {
- const data = require("gensync");
- _gensync = function () {
- return data;
- };
- return data;
- }
- function asyncGeneratorStep(n, t, e, r, o, a, c) { try { var i = n[a](c), u = i.value; } catch (n) { return void e(n); } i.done ? t(u) : Promise.resolve(u).then(r, o); }
- function _asyncToGenerator(n) { return function () { var t = this, e = arguments; return new Promise(function (r, o) { var a = n.apply(t, e); function _next(n) { asyncGeneratorStep(a, r, o, _next, _throw, "next", n); } function _throw(n) { asyncGeneratorStep(a, r, o, _next, _throw, "throw", n); } _next(void 0); }); }; }
- const runGenerator = _gensync()(function* (item) {
- return yield* item;
- });
- const isAsync = exports.isAsync = _gensync()({
- sync: () => false,
- errback: cb => cb(null, true)
- });
- function maybeAsync(fn, message) {
- return _gensync()({
- sync(...args) {
- const result = fn.apply(this, args);
- if (isThenable(result)) throw new Error(message);
- return result;
- },
- async(...args) {
- return Promise.resolve(fn.apply(this, args));
- }
- });
- }
- const withKind = _gensync()({
- sync: cb => cb("sync"),
- async: function () {
- var _ref = _asyncToGenerator(function* (cb) {
- return cb("async");
- });
- return function async(_x) {
- return _ref.apply(this, arguments);
- };
- }()
- });
- function forwardAsync(action, cb) {
- const g = _gensync()(action);
- return withKind(kind => {
- const adapted = g[kind];
- return cb(adapted);
- });
- }
- const onFirstPause = exports.onFirstPause = _gensync()({
- name: "onFirstPause",
- arity: 2,
- sync: function (item) {
- return runGenerator.sync(item);
- },
- errback: function (item, firstPause, cb) {
- let completed = false;
- runGenerator.errback(item, (err, value) => {
- completed = true;
- cb(err, value);
- });
- if (!completed) {
- firstPause();
- }
- }
- });
- const waitFor = exports.waitFor = _gensync()({
- sync: x => x,
- async: function () {
- var _ref2 = _asyncToGenerator(function* (x) {
- return x;
- });
- return function async(_x2) {
- return _ref2.apply(this, arguments);
- };
- }()
- });
- function isThenable(val) {
- return !!val && (typeof val === "object" || typeof val === "function") && !!val.then && typeof val.then === "function";
- }
- 0 && 0;
- //# sourceMappingURL=async.js.map
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