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devCola/promise_catch_return_promise.ts

Created June 8, 2018 01:52
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PromiseJS when catch() callback returns another promise
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promise_catch_return_promise.ts
new Promise((resolve, reject) => reject(1))
.catch((result) => {
console.log(result);
return new Promise((resolve, reject) => resolve(2))
})
.then((result) => console.log(result))
// result: 1, 2
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