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server/util/autoResizeTextarea.ts

@@ -0,0 +1,7 @@
+import { unwrap } from "@util/unwrap";
+
+export function autoResizeTextarea(e: Event): void {
+    const el = unwrap(e.target) as HTMLInputElement;
+    el.style.height = 'auto';
+    el.style.height = `${el.scrollHeight + 1}px`;
+}