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4 years ago
'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
exports.default = queueRunner;
var _PCancelable = _interopRequireDefault(require('./PCancelable'));
var _pTimeout = _interopRequireDefault(require('./pTimeout'));
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {default: obj};
}
var Symbol = global['jest-symbol-do-not-touch'] || global.Symbol;
var Symbol = global['jest-symbol-do-not-touch'] || global.Symbol;
var Promise = global[Symbol.for('jest-native-promise')] || global.Promise;
function queueRunner(options) {
const token = new _PCancelable.default((onCancel, resolve) => {
onCancel(resolve);
});
const mapper = ({fn, timeout, initError = new Error()}) => {
let promise = new Promise(resolve => {
const next = function next(...args) {
const err = args[0];
if (err) {
options.fail.apply(null, args);
}
resolve();
};
next.fail = function(...args) {
options.fail.apply(null, args);
resolve();
};
try {
fn.call(options.userContext, next);
} catch (e) {
options.onException(e);
resolve();
}
});
promise = Promise.race([promise, token]);
if (!timeout) {
return promise;
}
const timeoutMs = timeout();
return (0, _pTimeout.default)(
promise,
timeoutMs,
options.clearTimeout,
options.setTimeout,
() => {
initError.message =
'Timeout - Async callback was not invoked within the ' +
timeoutMs +
'ms timeout specified by jest.setTimeout.';
initError.stack = initError.message + initError.stack;
options.onException(initError);
}
);
};
const result = options.queueableFns.reduce(
(promise, fn) => promise.then(() => mapper(fn)),
Promise.resolve()
);
return {
cancel: token.cancel.bind(token),
catch: result.catch.bind(result),
then: result.then.bind(result)
};
}