Created
May 13, 2020 10:37
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| const events = new require('events') | |
| const { once } = events | |
| const e = new events.EventEmitter() | |
| main() | |
| async function main () { | |
| await once(e, 'foo') | |
| console.log('foo was emitted') | |
| await once(e, 'bar') | |
| console.log('bar was emitted') | |
| } | |
| e.emit('foo') | |
| e.emit('bar') |
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