feat(cli): update to TypeScript 4.1 (denoland/deno#7573)

examples/chat/server_test.ts

@@ -60,7 +60,7 @@ Deno.test({
     let ws: WebSocket;
     try {
       ws = new WebSocket("ws://127.0.0.1:8080/ws");
-      await new Promise((resolve) => {
+      await new Promise<void>((resolve) => {
         ws.onmessage = ((message) => {
           assertEquals(message.data, "Connected: [1]");
           ws.onmessage = ((message) => {

node/_fs/_fs_appendFile_test.ts

@@ -69,7 +69,7 @@ Deno.test({
       write: true,
       read: true,
     });
-    await new Promise((resolve, reject) => {
+    await new Promise<void>((resolve, reject) => {
       appendFile(file.rid, "hello world", (err) => {
         if (err) reject();
         else resolve();
@@ -93,7 +93,7 @@ Deno.test({
   name: "Async: Data is written to passed in file path",
   async fn() {
     const openResourcesBeforeAppend: Deno.ResourceMap = Deno.resources();
-    await new Promise((resolve, reject) => {
+    await new Promise<void>((resolve, reject) => {
       appendFile("_fs_appendFile_test_file.txt", "hello world", (err) => {
         if (err) reject(err);
         else resolve();
@@ -118,7 +118,7 @@ Deno.test({
   async fn() {
     const openResourcesBeforeAppend: Deno.ResourceMap = Deno.resources();
     const fileURL = new URL("_fs_appendFile_test_file.txt", import.meta.url);
-    await new Promise((resolve, reject) => {
+    await new Promise<void>((resolve, reject) => {
       appendFile(fileURL, "hello world", (err) => {
         if (err) reject(err);
         else resolve();
@@ -144,7 +144,7 @@ Deno.test({
   async fn() {
     const openResourcesBeforeAppend: Deno.ResourceMap = Deno.resources();
     const tempFile: string = await Deno.makeTempFile();
-    await new Promise((resolve, reject) => {
+    await new Promise<void>((resolve, reject) => {
       appendFile(tempFile, "hello world", { flag: "ax" }, (err) => {
         if (err) reject(err);
         else resolve();
@@ -225,7 +225,7 @@ Deno.test({
   async fn() {
     const openResourcesBeforeAppend: Deno.ResourceMap = Deno.resources();
     const testData = new TextEncoder().encode("hello world");
-    await new Promise((resolve, reject) => {
+    await new Promise<void>((resolve, reject) => {
       appendFile("_fs_appendFile_test_file.txt", testData, (err) => {
         if (err) reject(err);
         else resolve();

node/_fs/_fs_chmod_test.ts

@@ -8,7 +8,7 @@ Deno.test({
   async fn() {
     const tempFile: string = await Deno.makeTempFile();
     const originalFileMode: number | null = (await Deno.lstat(tempFile)).mode;
-    await new Promise((resolve, reject) => {
+    await new Promise<void>((resolve, reject) => {
       chmod(tempFile, 0o777, (err) => {
         if (err) reject(err);
         else resolve();

node/_fs/_fs_chown_test.ts

@@ -13,7 +13,7 @@ Deno.test({
     const tempFile: string = await Deno.makeTempFile();
     const originalUserId: number | null = (await Deno.lstat(tempFile)).uid;
     const originalGroupId: number | null = (await Deno.lstat(tempFile)).gid;
-    await new Promise((resolve, reject) => {
+    await new Promise<void>((resolve, reject) => {
       chown(tempFile, originalUserId!, originalGroupId!, (err) => {
         if (err) reject(err);
         else resolve();

node/_fs/_fs_close_test.ts

@@ -9,7 +9,7 @@ Deno.test({
     const file: Deno.File = await Deno.open(tempFile);
 
     assert(Deno.resources()[file.rid]);
-    await new Promise((resolve, reject) => {
+    await new Promise<void>((resolve, reject) => {
       close(file.rid, (err) => {
         if (err !== null) reject();
         else resolve();
@@ -30,7 +30,7 @@ Deno.test({
 Deno.test({
   name: "ASYNC: Invalid fd",
   async fn() {
-    await new Promise((resolve, reject) => {
+    await new Promise<void>((resolve, reject) => {
       close(-1, (err) => {
         if (err !== null) return resolve();
         reject();
@@ -46,7 +46,7 @@ Deno.test({
     const file: Deno.File = Deno.openSync(tempFile);
 
     let foo: string;
-    const promise = new Promise((resolve) => {
+    const promise = new Promise<void>((resolve) => {
       close(file.rid, () => {
         assert(foo === "bar");
         resolve();

node/_fs/_fs_link_test.ts

@@ -8,7 +8,7 @@ Deno.test({
   async fn() {
     const tempFile: string = await Deno.makeTempFile();
     const linkedFile: string = tempFile + ".link";
-    await new Promise((res, rej) => {
+    await new Promise<void>((res, rej) => {
       link(tempFile, linkedFile, (err) => {
         if (err) rej(err);
         else res();
@@ -31,7 +31,7 @@ Deno.test({
   name: "ASYNC: hard linking files passes error to callback",
   async fn() {
     let failed = false;
-    await new Promise((res, rej) => {
+    await new Promise<void>((res, rej) => {
       link("no-such-file", "no-such-file", (err) => {
         if (err) rej(err);
         else res();

node/_fs/_fs_rename_test.ts

@@ -8,7 +8,7 @@ Deno.test({
   async fn() {
     const file = Deno.makeTempFileSync();
     const newPath = join(parse(file).dir, `${parse(file).base}_renamed`);
-    await new Promise((resolve, reject) => {
+    await new Promise<void>((resolve, reject) => {
       rename(file, newPath, (err) => {
         if (err) reject(err);
         resolve();

node/_fs/_fs_rmdir_test.ts

@@ -8,7 +8,7 @@ Deno.test({
   name: "ASYNC: removing empty folder",
   async fn() {
     const dir = Deno.makeTempDirSync();
-    await new Promise((resolve, reject) => {
+    await new Promise<void>((resolve, reject) => {
       rmdir(dir, (err) => {
         if (err) reject(err);
         resolve();
@@ -52,7 +52,7 @@ Deno.test({
     Deno.createSync(join(dir, "file2.txt"));
     Deno.mkdirSync(join(dir, "some_dir"));
     Deno.createSync(join(dir, "some_dir", "file.txt"));
-    await new Promise((resolve, reject) => {
+    await new Promise<void>((resolve, reject) => {
       rmdir(dir, { recursive: true }, (err) => {
         if (err) reject(err);
         resolve();

node/_fs/_fs_unlink_test.ts

@@ -6,7 +6,7 @@ Deno.test({
   name: "ASYNC: deleting a file",
   async fn() {
     const file = Deno.makeTempFileSync();
-    await new Promise((resolve, reject) => {
+    await new Promise<void>((resolve, reject) => {
       unlink(file, (err) => {
         if (err) reject(err);
         resolve();

node/_fs/_fs_writeFile_test.ts

@@ -101,7 +101,7 @@ Deno.test(
       read: true,
     });
 
-    await new Promise((resolve, reject) => {
+    await new Promise<void>((resolve, reject) => {
       writeFile(file.rid, "hello world", (err) => {
         if (err) return reject(err);
         resolve();
@@ -207,7 +207,7 @@ Deno.test(
       read: true,
     });
 
-    await new Promise((resolve, reject) => {
+    await new Promise<void>((resolve, reject) => {
       writeFile(file.rid, "hello world", { mode: 0o777 }, (err) => {
         if (err) return reject(err);
         resolve();