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[TS] JavaScript Snippets of TypeScript

Promise#

Promise#

const fetchResidentsInfo = (): Promise<ResidentInfo[]> => {
return new Promise((resolve, reject) => {
resolve(MOCKUP.residentsInfo);
});
};

Promise.all#

How to use Promise.all() with Typescript @ StackOverflow

let foo: [Promise<Aurelia>, Promise<void>] = [aurelia.start(), entityManagerProvider.initialize()];
Promise.all(foo).then((results: any[]) => {
let aurelia: any = results[0];
aurelia.setRoot();
});
Promise.all<Aurelia, void>([
aurelia.start(),
entityManagerProvider.initialize(),
]).then(([aurelia]) => aurelia.setRoot());

Async#

const fetchData = async (): Promise<void> => {
/* ... */
};
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