Dive into secure and efficient coding practices with our curated list of the top 10 examples showcasing 'p-defer' in functional components in JavaScript. Our advanced machine learning engine meticulously scans each line of code, cross-referencing millions of open source libraries to ensure your implementation is not just functional, but also robust and secure. Elevate your React applications to new heights by mastering the art of handling side effects, API calls, and asynchronous operations with confidence and precision.
it('works', async function() {
// given
const deferred = pDefer();
function onError(error) {
deferred.resolve(error);
}
const {
app
} = createApp({ onError }, mount);
await app.createDiagram();
const tabInstance = app.tabRef.current;
const error = new Error('YZO!');
// when
if (!Number.isInteger(runOnChildTask) || runOnChildTask < 1) {
throw new Error(`createTask: runOnChildTask must be an integer >= 1`);
}
const tStatus = registry.get(id);
if (tStatus) {
if (!tStatus.adoptable) throw new Error(`Task ${id} has already been created`);
return;
} else {
const newStatus = {
id,
event: TaskState.Created,
status: undefined,
adoptable,
dPromise: pDefer(),
settled: false,
childTasksNeeded: runOnChildTask,
trivial,
};
// Record when the promise has been settled
const settled = () => newStatus.settled = true;
newStatus.dPromise.promise.then(settled, settled);
registry.set(id, newStatus);
}
if (trivial && !debugTrivial.enabled) return;
const returnHolder: Holder = {};
constructor(props) {
super(props);
this.state = {
...INITIAL_STATE,
tabShown: pDefer()
};
this.tabComponentCache = {};
// TODO(nikku): make state
this.navigationHistory = new History();
this.events = new EventEmitter();
// TODO(nikku): make state
this.closedTabs = new History();
this.tabRef = React.createRef();
const userPlugins = this.getPlugins('client');
private async getInfo() {
if (this.info_) return this.info_;
const deferred = pDefer();
this.waiters.push(deferred);
if (this.waiters.length === 1) {
return startTestMinikube().then((mkinfo) => {
this.info_ = mkinfo;
while (true) {
const waiter = this.waiters.pop();
if (!waiter) break;
waiter.resolve(this.info_);
}
return this.info_;
});
}
return deferred.promise;
}
return new Promise((resolve, reject) => {
const releaseComplete = pDefer();
this.locks.acquire("thelock",
(releaseLock) => {
resolve({
release: async () => {
releaseLock();
return releaseComplete.promise;
},
[$serverLock]: true,
});
},
(err) => {
if (err) {
reject(err);
releaseComplete.reject(err);
} else {
tabShown
} = this.state;
if (activeTab === tab) {
return tabShown.promise;
}
if (!this.isEmptyTab(tab)) {
const navigationHistory = this.navigationHistory;
if (navigationHistory.get() !== tab) {
navigationHistory.push(tab);
}
}
const deferred = pDefer();
this.setState({
activeTab: tab,
Tab: this.getTabComponent(tab),
tabShown: deferred,
tabState: {},
tabLoadingState: 'loading'
});
return deferred.promise;
}