Tweak typings

dex4er · May 9, 2019 · 37a7918 · 37a7918
1 parent 6871ba2
commit 37a7918
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/promise-readable.ts b/src/promise-readable.ts
@@ -16,7 +16,7 @@ export class PromiseReadable<TReadable extends ReadableStream> {
 
   _errored?: Error
 
-  private readonly errorHandler?: (err: Error) => void
+  private readonly errorHandler: (err: Error) => void
 
   constructor(readonly stream: TReadable) {
     this.errorHandler = (err: Error) => {