Created
November 21, 2020 03:29
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Retorna a primeira a dar sucesso ou um array de erros
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function invertPromise (p: Promise<any>) { | |
return new Promise(function (resolve, reject) { | |
return p.then(reject, resolve) | |
}) | |
} | |
function firstOfResolve (promises: Array<Promise<any>>) { | |
return invertPromise(Promise.all(promises.map(p => { | |
return invertPromise(p) | |
}))) | |
} |
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Retorna a primeira promesa a resolver em paralelismo ou um array de erros caso todas tenham falhado. Funciona aplicando dupla negação em conjunto com as funcionalidades do Promise.all