Stop Race Conditions: React AbortControllers ⚡ (opens in new tab)

The Unmounted Component Trap In highly interactive dashboards at Smart Tech Devs, users navigate quickly. Imagine a user clicks a "Generate Heavy Report" button, which fires an API request that takes 4 seconds to resolve. After 2 seconds, the user gets bored, clicks the "Back" button, and navigates away. The React component unmounts. However, the browser's HTTP request is still in-flight! Two seconds later, the promise resolves, and the callback attempts to execute setReportData(data) on a co...