@atlaskit/editor-common
Version:
A package that contains common classes and components for editor and renderer
53 lines (50 loc) • 1.9 kB
JavaScript
export let ResultStatus = /*#__PURE__*/function (ResultStatus) {
ResultStatus["FULFILLED"] = "fulfilled";
ResultStatus["FAILED"] = "failed";
return ResultStatus;
}({});
const isFullfilled = result => result.status === ResultStatus.FULFILLED;
const markFullfilled = value => ({
status: ResultStatus.FULFILLED,
value: value
});
const markRejected = error => ({
status: ResultStatus.FAILED,
reason: error
});
/**
* Will wait for all promises to resolve or reject, wrapping their real results in
* object containing the status so it's easy to filter it later. Loosely inspired by
* [Promise.allSettled](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise/allSettled)
* which can replace this implementation once it makes to the browsers.
* @param promises
*/
export const waitForAllPromises = promises => {
return Promise.all(promises.map(result => result.then(markFullfilled).catch(markRejected)));
};
/**
* Will resolve on the first fulfilled promise and disregard the remaining ones. Similar to `Promise.race` but won't
* care about rejected promises.
* @param promises
*/
export const waitForFirstFulfilledPromise = promises => {
const rejectReasons = [];
return new Promise((resolve, reject) => {
promises.forEach(promise => promise.then(value => {
if (typeof value === 'undefined' || value === null) {
throw new Error(`Result was not found but the method didn't reject/throw. Please ensure that it doesn't return null or undefined.`);
}
resolve(value);
}).catch(reason => {
rejectReasons.push(reason);
if (rejectReasons.length === promises.length) {
reject(reason);
}
}));
});
};
/**
* Find all fullfilled promises and return their values
* @param results
*/
export const getOnlyFulfilled = results => results.filter(isFullfilled).map(result => result.value);