Add require-await lint rule (#4401)

2 files changed, 3 insertions, 2 deletions

diff --git a/std/textproto/reader_test.ts b/std/textproto/reader_test.ts
index 7aead064b..f0ae63894 100644
--- a/std/textproto/reader_test.ts
+++ b/std/textproto/reader_test.ts
@@ -21,9 +21,10 @@ function reader(s: string): TextProtoReader {
 test({
   ignore: true,
   name: "[textproto] Reader : DotBytes",
-  async fn(): Promise<void> {
+  fn(): Promise<void> {
     const _input =
       "dotlines\r\n.foo\r\n..bar\n...baz\nquux\r\n\r\n.\r\nanot.her\r\n";
+    return Promise.resolve();
   }
 });
 
diff --git a/std/textproto/test.ts b/std/textproto/test.ts
index 5b67bbf95..9a992a2cf 100644
--- a/std/textproto/test.ts
+++ b/std/textproto/test.ts
@@ -7,7 +7,7 @@ import { append } from "./mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 const { test } = Deno;
 
-test(async function textprotoAppend(): Promise<void> {
+test(function textprotoAppend(): void {
   const enc = new TextEncoder();
   const dec = new TextDecoder();
   const u1 = enc.encode("Hello ");