Created
March 6, 2020 13:31
-
-
Save ilabacheuski/93bb895247809d54a9b93d59441b3e77 to your computer and use it in GitHub Desktop.
Throws in Node JS Promises
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
// function promiseNotCatched() { | |
// return Promise.resolve().then(() => {throw new Error('panic!');}); | |
// } | |
// function timeoutNotCatched() { | |
// setTimeout(() => { | |
// throw new Error('panic!') | |
// }, 0); | |
// } | |
// function timeoutIsSpecial() { | |
// setTimeout(() => { | |
// console.log('This will still run.'); | |
// throw new Error('panic!') | |
// }, 500); | |
// // Intentionally cause an exception, but don't catch it. | |
// nonexistentFunc(); | |
// console.log('This will not run.'); | |
// } | |
// function throwInPromise() { | |
// return Promise.reject('panic!') | |
// } | |
// async function asyncSugar() { | |
// return await Promise.reject('panic!'); | |
// } | |
// try { | |
// // promiseNotCatched(); // Not catched | |
// // promiseNotCatched().catch(e => console.log('catched')); // catched | |
// // timeoutNotCatched() | |
// // timeoutIsSpecial() | |
// throwInPromise() | |
// // asyncSugar() | |
// } catch(e) { | |
// console.log('catched'); | |
// } | |
process.on('uncaughtException', (e, origin) => { | |
console.log('uncaughtException') | |
}) | |
async function test2() { | |
return Promise.resolve().then(() => { throw new Error('Haha');}); | |
} | |
async function test() { | |
try { | |
await test2(); | |
} catch (error) { | |
console.log('catched'); | |
} | |
} | |
test() | |
process.on('unhandledRejection', (reason, promise) => { | |
console.log('Unhandled Rejection at:', promise, 'reason:', reason); | |
}) |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment