Add require-await lint rule (#4401)

1 files changed, 3 insertions, 3 deletions

diff --git a/std/io/bufio_test.ts b/std/io/bufio_test.ts
index d925175f1..ae38f6667 100644
--- a/std/io/bufio_test.ts
+++ b/std/io/bufio_test.ts
@@ -191,7 +191,7 @@ const testOutput = encoder.encode("0123456789abcdefghijklmnopqrstuvwxy");
 class TestReader implements Reader {
   constructor(private data: Uint8Array, private stride: number) {}
 
-  async read(buf: Uint8Array): Promise<number | Deno.EOF> {
+  read(buf: Uint8Array): Promise<number | Deno.EOF> {
     let nread = this.stride;
     if (nread > this.data.byteLength) {
       nread = this.data.byteLength;
@@ -200,11 +200,11 @@ class TestReader implements Reader {
       nread = buf.byteLength;
     }
     if (nread === 0) {
-      return Deno.EOF;
+      return Promise.resolve(Deno.EOF);
     }
     copyBytes(buf as Uint8Array, this.data);
     this.data = this.data.subarray(nread);
-    return nread;
+    return Promise.resolve(nread);
   }
 }