getActiveResourcesInfo
The process.getActiveResourcesInfo()
method returns an array of strings containing the types of the active resources that are currently keeping the event loop alive.
import { getActiveResourcesInfo } from 'node:process';
import { setTimeout } from 'node:timers';
console.log('Before:', getActiveResourcesInfo());
setTimeout(() => {}, 1000);
console.log('After:', getActiveResourcesInfo());
// Prints:
// Before: [ 'TTYWrap', 'TTYWrap', 'TTYWrap' ]
// After: [ 'TTYWrap', 'TTYWrap', 'TTYWrap', 'Timeout' ]
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Since
v17.3.0, v16.14.0