91 lines
2.7 KiB
Plaintext
91 lines
2.7 KiB
Plaintext
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.forwardAsync = forwardAsync;
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exports.isAsync = void 0;
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exports.isThenable = isThenable;
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exports.maybeAsync = maybeAsync;
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exports.waitFor = exports.onFirstPause = void 0;
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function _gensync() {
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const data = require("gensync");
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_gensync = function () {
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return data;
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};
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return data;
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}
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function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
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function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
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const runGenerator = _gensync()(function* (item) {
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return yield* item;
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});
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const isAsync = exports.isAsync = _gensync()({
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sync: () => false,
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errback: cb => cb(null, true)
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});
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function maybeAsync(fn, message) {
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return _gensync()({
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sync(...args) {
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const result = fn.apply(this, args);
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if (isThenable(result)) throw new Error(message);
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return result;
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},
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async(...args) {
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return Promise.resolve(fn.apply(this, args));
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}
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});
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}
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const withKind = _gensync()({
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sync: cb => cb("sync"),
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async: function () {
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var _ref = _asyncToGenerator(function* (cb) {
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return cb("async");
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});
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return function async(_x) {
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return _ref.apply(this, arguments);
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};
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}()
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});
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function forwardAsync(action, cb) {
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const g = _gensync()(action);
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return withKind(kind => {
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const adapted = g[kind];
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return cb(adapted);
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});
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}
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const onFirstPause = exports.onFirstPause = _gensync()({
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name: "onFirstPause",
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arity: 2,
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sync: function (item) {
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return runGenerator.sync(item);
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},
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errback: function (item, firstPause, cb) {
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let completed = false;
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runGenerator.errback(item, (err, value) => {
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completed = true;
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cb(err, value);
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});
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if (!completed) {
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firstPause();
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}
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}
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});
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const waitFor = exports.waitFor = _gensync()({
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sync: x => x,
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async: function () {
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var _ref2 = _asyncToGenerator(function* (x) {
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return x;
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});
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return function async(_x2) {
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return _ref2.apply(this, arguments);
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};
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}()
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});
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function isThenable(val) {
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return !!val && (typeof val === "object" || typeof val === "function") && !!val.then && typeof val.then === "function";
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}
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0 && 0;
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//# sourceMappingURL=async.js.map
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