Fix event handler option name

index.js

@@ -90,7 +90,7 @@ function fromWritable(stream) {
 
 	// NOTE: The use of `var` is intentional, to make hoisting possible here; otherwise we'd have a broken cyclical reference
 	var writable = wireUpWritableInterface(stream, {
-		onClose: () => {
+		onEnd: () => {
 			if (!upstreamHasEnded) {
 				convertedStream.abort(true);
 			}