Created
March 29, 2021 14:31
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| const sleep = (ms) => { | |
| return new Promise((resolve) => { | |
| setTimeout(resolve, ms); | |
| }); | |
| }; | |
| const queryDb = async (success) => { | |
| await sleep(3000); | |
| if (!success) { | |
| throw new TypeError(); | |
| } | |
| console.log("database queried"); | |
| }; | |
| const init = async () => { | |
| console.log("before"); | |
| await queryDb(true); | |
| console.log("after"); | |
| console.log("before 2"); | |
| await queryDb(false); | |
| console.log("after 2"); | |
| }; | |
| init(); | |
| // before | |
| // database queried | |
| // after | |
| // before 2 | |
| // /home/myazici/async.js:10 | |
| // throw new TypeError(); | |
| // ^ | |
| // | |
| // TypeError | |
| // at queryDb (/home/myazici/async.js:10:11) | |
| // at async init (/home/myazici/async.js:21:3) |
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