fix: Better use of @ts-expect-error (#6038)

cli/js/error_stack.ts

@@ -214,7 +214,13 @@ function evaluateCallSite(callSite: CallSite): CallSiteEval {
   };
 }
 
-function prepareStackTrace(error: Error, callSites: CallSite[]): string {
+function prepareStackTrace(
+  error: Error & {
+    __callSiteEvals: CallSiteEval[];
+    __formattedFrames: string[];
+  },
+  callSites: CallSite[]
+): string {
   const mappedCallSites = callSites.map(
     (callSite): CallSite => {
       const fileName = callSite.getFileName();
@@ -238,19 +244,14 @@ function prepareStackTrace(error: Error, callSites: CallSite[]): string {
     __formattedFrames: { value: [], configurable: true },
   });
   for (const callSite of mappedCallSites) {
-    // @ts-expect-error
     error.__callSiteEvals.push(Object.freeze(evaluateCallSite(callSite)));
     const isInternal = callSite.getFileName()?.startsWith("$deno$") ?? false;
-    // @ts-expect-error
     error.__formattedFrames.push(callSiteToString(callSite, isInternal));
   }
-  // @ts-expect-error
   Object.freeze(error.__callSiteEvals);
-  // @ts-expect-error
   Object.freeze(error.__formattedFrames);
   return (
     `${error.name}: ${error.message}\n` +
-    // @ts-expect-error
     error.__formattedFrames
       .map((s: string) => `    at ${colors.stripColor(s)}`)
       .join("\n")

cli/js/repl.ts

@@ -35,8 +35,8 @@ function isRecoverableError(e: Error): boolean {
 // Returns `true` if `close()` is called in REPL.
 // We should quit the REPL when this function returns `true`.
 function isCloseCalled(): boolean {
-  // @ts-expect-error
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  return globalThis.closed;
+  return (globalThis as any).closed;
 }
 
 // eslint-disable-next-line @typescript-eslint/no-explicit-any

cli/js/runtime_main.ts

@@ -30,8 +30,8 @@ import { log, immutableDefine } from "./util.ts";
 // TODO: factor out `Deno` global assignment to separate function
 // Add internal object to Deno object.
 // This is not exposed as part of the Deno types.
-// @ts-expect-error
+// eslint-disable-next-line @typescript-eslint/no-explicit-any
-denoNs[internalSymbol] = internalObject;
+(denoNs as any)[internalSymbol] = internalObject;
 
 let windowIsClosing = false;
 
@@ -71,8 +71,8 @@ export function bootstrapMainRuntime(): void {
     throw new Error("Worker runtime already bootstrapped");
   }
   // Remove bootstrapping methods from global scope
-  // @ts-expect-error
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  globalThis.bootstrap = undefined;
+  (globalThis as any).bootstrap = undefined;
   log("bootstrapMainRuntime");
   hasBootstrapped = true;
   Object.defineProperties(globalThis, windowOrWorkerGlobalScopeMethods);

cli/js/runtime_worker.ts

@@ -33,8 +33,8 @@ import { setSignals } from "./signals.ts";
 // TODO: factor out `Deno` global assignment to separate function
 // Add internal object to Deno object.
 // This is not exposed as part of the Deno types.
-// @ts-expect-error
+// eslint-disable-next-line @typescript-eslint/no-explicit-any
-denoNs[internalSymbol] = internalObject;
+(denoNs as any)[internalSymbol] = internalObject;
 
 const encoder = new TextEncoder();
 
@@ -128,8 +128,8 @@ export function bootstrapWorkerRuntime(
     throw new Error("Worker runtime already bootstrapped");
   }
   // Remove bootstrapping methods from global scope
-  // @ts-expect-error
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  globalThis.bootstrap = undefined;
+  (globalThis as any).bootstrap = undefined;
   log("bootstrapWorkerRuntime");
   hasBootstrapped = true;
   Object.defineProperties(globalThis, windowOrWorkerGlobalScopeMethods);

cli/js/testing.ts

@@ -336,8 +336,8 @@ async function runTests({
   const originalConsole = globalThis.console;
 
   if (disableLog) {
-    // @ts-expect-error
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
-    globalThis.console = disabledConsole;
+    (globalThis as any).console = disabledConsole;
   }
 
   let endMsg: TestMessage["end"];

cli/js/web/console.ts

@@ -216,14 +216,18 @@ function groupEntries<T>(
       lineMaxLength += separatorSpace;
       maxLineLength[i] = lineMaxLength;
     }
-    let order = "padStart";
+    let order: "padStart" | "padEnd" = "padStart";
     if (value !== undefined) {
       for (let i = 0; i < entries.length; i++) {
-        //@ts-expect-error
+        /* eslint-disable @typescript-eslint/no-explicit-any */
-        if (typeof value[i] !== "number" && typeof value[i] !== "bigint") {
+        if (
+          typeof (value as any)[i] !== "number" &&
+          typeof (value as any)[i] !== "bigint"
+        ) {
           order = "padEnd";
           break;
         }
+        /* eslint-enable */
       }
     }
     // Each iteration creates a single line of grouped entries.
@@ -235,7 +239,6 @@ function groupEntries<T>(
       for (; j < max - 1; j++) {
         // In future, colors should be taken here into the account
         const padding = maxLineLength[j - i];
-        //@ts-expect-error
         str += `${entries[j]}, `[order](padding, " ");
       }
       if (order === "padStart") {
@@ -408,8 +411,8 @@ function createMapString(
     },
     group: false,
   };
-  //@ts-expect-error
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  return createIterableString(value, ctx, level, maxLevel, printConfig);
+  return createIterableString(value as any, ctx, level, maxLevel, printConfig);
 }
 
 function createWeakSetString(): string {
@@ -477,7 +480,7 @@ function createPromiseString(
 // TODO: Proxy
 
 function createRawObjectString(
-  value: { [key: string]: unknown },
+  value: Record<string, unknown>,
   ctx: ConsoleContext,
   level: number,
   maxLevel: number
@@ -490,8 +493,9 @@ function createRawObjectString(
   let baseString = "";
 
   let shouldShowDisplayName = false;
-  // @ts-expect-error
+  let displayName = (value as { [Symbol.toStringTag]: string })[
-  let displayName = value[Symbol.toStringTag];
+    Symbol.toStringTag
+  ];
   if (!displayName) {
     displayName = getClassInstanceName(value);
   }
@@ -511,8 +515,8 @@ function createRawObjectString(
   for (const key of symbolKeys) {
     entries.push(
       `${key.toString()}: ${stringifyWithQuotes(
-        // @ts-expect-error
+        // eslint-disable-next-line @typescript-eslint/no-explicit-any
-        value[key],
+        value[key as any],
         ctx,
         level + 1,
         maxLevel

cli/js/web/fetch.ts

@@ -187,7 +187,7 @@ function sendFetchReq(
 }
 
 export async function fetch(
-  input: domTypes.Request | URL | string,
+  input: (domTypes.Request & { _bodySource?: unknown }) | URL | string,
   init?: domTypes.RequestInit
 ): Promise<Response> {
   let url: string;
@@ -285,7 +285,6 @@ export async function fetch(
     method = input.method;
     headers = input.headers;
 
-    //@ts-expect-error
     if (input._bodySource) {
       body = new DataView(await input.arrayBuffer());
     }

cli/js/web/timers.ts

@@ -234,23 +234,23 @@ function setTimer(
 }
 
 export function setTimeout(
+  this: unknown,
   cb: (...args: Args) => void,
   delay = 0,
   ...args: Args
 ): number {
   checkBigInt(delay);
-  // @ts-expect-error
   checkThis(this);
   return setTimer(cb, delay, args, false);
 }
 
 export function setInterval(
+  this: unknown,
   cb: (...args: Args) => void,
   delay = 0,
   ...args: Args
 ): number {
   checkBigInt(delay);
-  // @ts-expect-error
   checkThis(this);
   return setTimer(cb, delay, args, true);
 }

cli/tests/unit/body_test.ts

@@ -42,8 +42,8 @@ unitTest(
 
     const body = buildBody(text);
 
-    // @ts-expect-error
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
-    body.contentType = "multipart/form-data;boundary=boundary";
+    (body as any).contentType = "multipart/form-data;boundary=boundary";
 
     const formData = await body.formData();
     assert(formData.has("field_1"));
@@ -62,8 +62,8 @@ unitTest(
 
     const body = buildBody(text);
 
-    // @ts-expect-error
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
-    body.contentType = "application/x-www-form-urlencoded";
+    (body as any).contentType = "application/x-www-form-urlencoded";
 
     const formData = await body.formData();
     assert(formData.has("field_1"));

cli/tests/unit/dispatch_json_test.ts

@@ -19,14 +19,19 @@ unitTest(
   }
 );
 
+/* eslint-disable @typescript-eslint/no-namespace, @typescript-eslint/no-explicit-any,no-var */
+declare global {
+  namespace Deno {
+    var core: any;
+  }
+}
+/* eslint-enable */
+
 unitTest(function malformedJsonControlBuffer(): void {
-  // @ts-expect-error
   const opId = Deno.core.ops()["op_open"];
-  // @ts-expect-error
   const res = Deno.core.send(opId, new Uint8Array([1, 2, 3, 4, 5]));
   const resText = new TextDecoder().decode(res);
-  // eslint-disable-next-line @typescript-eslint/no-explicit-any
+  const resJson = JSON.parse(resText);
-  const resJson = JSON.parse(resText) as any;
   assert(!resJson.ok);
   assert(resJson.err);
 });

cli/tests/unit/dispatch_minimal_test.ts

@@ -25,10 +25,16 @@ unitTest(async function sendAsyncStackTrace(): Promise<void> {
   }
 });
 
+/* eslint-disable @typescript-eslint/no-namespace, @typescript-eslint/no-explicit-any,no-var */
+declare global {
+  namespace Deno {
+    var core: any;
+  }
+}
+/* eslint-enable */
+
 unitTest(function malformedMinimalControlBuffer(): void {
-  // @ts-expect-error
   const readOpId = Deno.core.ops()["op_read"];
-  // @ts-expect-error
   const res = Deno.core.send(readOpId, new Uint8Array([1, 2, 3, 4, 5]));
   const header = res.slice(0, 12);
   const buf32 = new Int32Array(

cli/tests/unit/fetch_test.ts

@@ -92,9 +92,8 @@ unitTest({ perms: { net: true } }, async function fetchBodyUsed(): Promise<
   const response = await fetch("http://localhost:4545/cli/tests/fixture.json");
   assertEquals(response.bodyUsed, false);
   assertThrows((): void => {
-    // Assigning to read-only property throws in the strict mode.
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
-    // @ts-expect-error
+    (response as any).bodyUsed = true;
-    response.bodyUsed = true;
   });
   await response.blob();
   assertEquals(response.bodyUsed, true);
@@ -657,10 +656,9 @@ unitTest({ perms: { net: true } }, async function fetchBodyReadTwice(): Promise<
   assert(_json);
 
   // All calls after the body was consumed, should fail
-  const methods = ["json", "text", "formData", "arrayBuffer"];
+  const methods = ["json", "text", "formData", "arrayBuffer"] as const;
   for (const method of methods) {
     try {
-      // @ts-expect-error
       await response[method]();
       fail(
         "Reading body multiple times should failed, the stream should've been locked."

cli/tests/unit/files_test.ts

@@ -290,8 +290,8 @@ unitTest(
     // writing null should throw an error
     let err;
     try {
-      // @ts-expect-error
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
-      await file.write(null);
+      await file.write(null as any);
     } catch (e) {
       err = e;
     }
@@ -322,8 +322,8 @@ unitTest(
     // reading file into null buffer should throw an error
     let err;
     try {
-      // @ts-expect-error
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
-      await file.read(null);
+      await file.read(null as any);
     } catch (e) {
       err = e;
     }

cli/tests/unit/form_data_test.ts

@@ -41,10 +41,10 @@ unitTest(function formDataParamsGetSuccess(): void {
   formData.append("a", "true");
   formData.append("b", "false");
   formData.append("a", "null");
-  // @ts-expect-error
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  formData.append("d", undefined);
+  formData.append("d", undefined as any);
-  // @ts-expect-error
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  formData.append("e", null);
+  formData.append("e", null as any);
   assertEquals(formData.get("a"), "true");
   assertEquals(formData.get("b"), "false");
   assertEquals(formData.get("c"), null);
@@ -70,11 +70,11 @@ unitTest(function formDataParamsSetSuccess(): void {
   assertEquals(formData.getAll("b"), ["false"]);
   formData.set("a", "false");
   assertEquals(formData.getAll("a"), ["false"]);
-  // @ts-expect-error
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  formData.set("d", undefined);
+  formData.set("d", undefined as any);
   assertEquals(formData.get("d"), "undefined");
-  // @ts-expect-error
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  formData.set("e", null);
+  formData.set("e", null as any);
   assertEquals(formData.get("e"), "null");
 });
 
@@ -143,8 +143,8 @@ unitTest(function formDataParamsArgumentsCheck(): void {
     let hasThrown = 0;
     let errMsg = "";
     try {
-      // @ts-expect-error
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
-      formData[method]();
+      (formData as any)[method]();
       hasThrown = 1;
     } catch (err) {
       errMsg = err.message;
@@ -167,8 +167,8 @@ unitTest(function formDataParamsArgumentsCheck(): void {
     let errMsg = "";
 
     try {
-      // @ts-expect-error
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
-      formData[method]();
+      (formData as any)[method]();
       hasThrown = 1;
     } catch (err) {
       errMsg = err.message;
@@ -187,8 +187,8 @@ unitTest(function formDataParamsArgumentsCheck(): void {
     hasThrown = 0;
     errMsg = "";
     try {
-      // @ts-expect-error
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
-      formData[method]("foo");
+      (formData as any)[method]("foo");
       hasThrown = 1;
     } catch (err) {
       errMsg = err.message;

cli/tests/unit/globals_test.ts

@@ -45,16 +45,24 @@ unitTest(function webAssemblyExists(): void {
   assert(typeof WebAssembly.compile === "function");
 });
 
+/* eslint-disable @typescript-eslint/no-namespace, @typescript-eslint/no-explicit-any,no-var */
+declare global {
+  namespace Deno {
+    var core: any;
+  }
+}
+/* eslint-enable */
+
 unitTest(function DenoNamespaceImmutable(): void {
   const denoCopy = window.Deno;
   try {
-    // @ts-expect-error
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
-    Deno = 1;
+    (Deno as any) = 1;
   } catch {}
   assert(denoCopy === Deno);
   try {
-    // @ts-expect-error
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
-    window.Deno = 1;
+    (window as any).Deno = 1;
   } catch {}
   assert(denoCopy === Deno);
   try {
@@ -64,8 +72,8 @@ unitTest(function DenoNamespaceImmutable(): void {
 
   const { readFile } = Deno;
   try {
-    // @ts-expect-error
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
-    Deno.readFile = 1;
+    (Deno as any).readFile = 1;
   } catch {}
   assert(readFile === Deno.readFile);
   try {
@@ -73,19 +81,14 @@ unitTest(function DenoNamespaceImmutable(): void {
   } catch {}
   assert(readFile === Deno.readFile);
 
-  // @ts-expect-error
   const { print } = Deno.core;
   try {
-    // @ts-expect-error
     Deno.core.print = 1;
   } catch {}
-  // @ts-expect-error
   assert(print === Deno.core.print);
   try {
-    // @ts-expect-error
     delete Deno.core.print;
   } catch {}
-  // @ts-expect-error
   assert(print === Deno.core.print);
 });
 

cli/tests/unit/headers_test.ts

@@ -22,8 +22,8 @@ unitTest(function newHeaderTest(): void {
   new Headers(undefined);
   new Headers({});
   try {
-    // @ts-expect-error
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
-    new Headers(null);
+    new Headers(null as any);
   } catch (e) {
     assertEquals(
       e.message,
@@ -36,8 +36,8 @@ const headerDict: Record<string, string> = {
   name1: "value1",
   name2: "value2",
   name3: "value3",
-  // @ts-expect-error
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  name4: undefined,
+  name4: undefined as any,
   "Content-Type": "value4",
 };
 // eslint-disable-next-line @typescript-eslint/no-explicit-any
@@ -264,17 +264,17 @@ unitTest(function headerParamsShouldThrowTypeError(): void {
 });
 
 unitTest(function headerParamsArgumentsCheck(): void {
-  const methodRequireOneParam = ["delete", "get", "has", "forEach"];
+  const methodRequireOneParam = ["delete", "get", "has", "forEach"] as const;
 
-  const methodRequireTwoParams = ["append", "set"];
+  const methodRequireTwoParams = ["append", "set"] as const;
 
   methodRequireOneParam.forEach((method): void => {
     const headers = new Headers();
     let hasThrown = 0;
     let errMsg = "";
     try {
-      // @ts-expect-error
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
-      headers[method]();
+      (headers as any)[method]();
       hasThrown = 1;
     } catch (err) {
       errMsg = err.message;
@@ -297,8 +297,8 @@ unitTest(function headerParamsArgumentsCheck(): void {
     let errMsg = "";
 
     try {
-      // @ts-expect-error
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
-      headers[method]();
+      (headers as any)[method]();
       hasThrown = 1;
     } catch (err) {
       errMsg = err.message;
@@ -317,8 +317,8 @@ unitTest(function headerParamsArgumentsCheck(): void {
     hasThrown = 0;
     errMsg = "";
     try {
-      // @ts-expect-error
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
-      headers[method]("foo");
+      (headers as any)[method]("foo");
       hasThrown = 1;
     } catch (err) {
       errMsg = err.message;

cli/tests/unit/request_test.ts

@@ -10,22 +10,22 @@ unitTest(function fromInit(): void {
     },
   });
 
-  // @ts-expect-error
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  assertEquals("ahoyhoy", req._bodySource);
+  assertEquals("ahoyhoy", (req as any)._bodySource);
   assertEquals(req.url, "https://example.com");
   assertEquals(req.headers.get("test-header"), "value");
 });
 
 unitTest(function fromRequest(): void {
   const r = new Request("https://example.com");
-  // @ts-expect-error
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  r._bodySource = "ahoyhoy";
+  (r as any)._bodySource = "ahoyhoy";
   r.headers.set("test-header", "value");
 
   const req = new Request(r);
 
-  // @ts-expect-error
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  assertEquals(req._bodySource, r._bodySource);
+  assertEquals((req as any)._bodySource, (r as any)._bodySource);
   assertEquals(req.url, r.url);
   assertEquals(req.headers.get("test-header"), r.headers.get("test-header"));
 });
@@ -44,6 +44,6 @@ unitTest(async function cloneRequestBodyStream(): Promise<void> {
 
   assertEquals(b1, b2);
 
-  // @ts-expect-error
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  assert(r1._bodySource !== r2._bodySource);
+  assert((r1 as any)._bodySource !== (r2 as any)._bodySource);
 });

cli/tests/unit/streams_internal_test.ts

@@ -2,15 +2,12 @@
 import { unitTest, assertThrows } from "./test_util.ts";
 
 unitTest(function streamReadableHwmError() {
-  const invalidHwm = [NaN, Number("NaN"), {}, -1, "two"];
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
+  const invalidHwm: any[] = [NaN, Number("NaN"), {}, -1, "two"];
   for (const highWaterMark of invalidHwm) {
     assertThrows(
       () => {
-        new ReadableStream<number>(
+        new ReadableStream<number>(undefined, { highWaterMark });
-          undefined,
-          // @ts-expect-error
-          { highWaterMark }
-        );
       },
       RangeError,
       "highWaterMark must be a positive number or Infinity.  Received:"
@@ -20,20 +17,20 @@ unitTest(function streamReadableHwmError() {
   assertThrows(() => {
     new ReadableStream<number>(
       undefined,
-      // @ts-expect-error
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
-      { highWaterMark: Symbol("hwk") }
+      { highWaterMark: Symbol("hwk") as any }
     );
   }, TypeError);
 });
 
 unitTest(function streamWriteableHwmError() {
-  const invalidHwm = [NaN, Number("NaN"), {}, -1, "two"];
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
+  const invalidHwm: any[] = [NaN, Number("NaN"), {}, -1, "two"];
   for (const highWaterMark of invalidHwm) {
     assertThrows(
       () => {
         new WritableStream(
           undefined,
-          // @ts-expect-error
           new CountQueuingStrategy({ highWaterMark })
         );
       },
@@ -45,23 +42,19 @@ unitTest(function streamWriteableHwmError() {
   assertThrows(() => {
     new WritableStream(
       undefined,
-      // @ts-expect-error
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
-      new CountQueuingStrategy({ highWaterMark: Symbol("hwmk") })
+      new CountQueuingStrategy({ highWaterMark: Symbol("hwmk") as any })
     );
   }, TypeError);
 });
 
 unitTest(function streamTransformHwmError() {
-  const invalidHwm = [NaN, Number("NaN"), {}, -1, "two"];
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
+  const invalidHwm: any[] = [NaN, Number("NaN"), {}, -1, "two"];
   for (const highWaterMark of invalidHwm) {
     assertThrows(
       () => {
-        new TransformStream(
+        new TransformStream(undefined, undefined, { highWaterMark });
-          undefined,
-          undefined,
-          // @ts-expect-error
-          { highWaterMark }
-        );
       },
       RangeError,
       "highWaterMark must be a positive number or Infinity.  Received:"
@@ -72,8 +65,8 @@ unitTest(function streamTransformHwmError() {
     new TransformStream(
       undefined,
       undefined,
-      // @ts-expect-error
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
-      { highWaterMark: Symbol("hwmk") }
+      { highWaterMark: Symbol("hwmk") as any }
     );
   }, TypeError);
 });

cli/tests/unit/url_search_params_test.ts

@@ -177,8 +177,8 @@ unitTest(function urlSearchParamsAppendArgumentsCheck(): void {
       const searchParams = new URLSearchParams();
       let hasThrown = 0;
       try {
-        // @ts-expect-error
+        // eslint-disable-next-line @typescript-eslint/no-explicit-any
-        searchParams[method]();
+        (searchParams as any)[method]();
         hasThrown = 1;
       } catch (err) {
         if (err instanceof TypeError) {
@@ -194,8 +194,8 @@ unitTest(function urlSearchParamsAppendArgumentsCheck(): void {
     const searchParams = new URLSearchParams();
     let hasThrown = 0;
     try {
-      // @ts-expect-error
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
-      searchParams[method]("foo");
+      (searchParams as any)[method]("foo");
       hasThrown = 1;
     } catch (err) {
       if (err instanceof TypeError) {
@@ -235,8 +235,10 @@ unitTest(function urlSearchParamsCustomSymbolIterator(): void {
 unitTest(
   function urlSearchParamsCustomSymbolIteratorWithNonStringParams(): void {
     const params = {};
-    // @ts-expect-error
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
-    params[Symbol.iterator] = function* (): IterableIterator<[number, number]> {
+    (params as any)[Symbol.iterator] = function* (): IterableIterator<
+      [number, number]
+    > {
       yield [1, 2];
     };
     const params1 = new URLSearchParams((params as unknown) as string[][]);

std/mime/multipart_test.ts

@@ -145,8 +145,8 @@ test("multipartMultipartWriter3", async function (): Promise<void> {
   );
   await assertThrowsAsync(
     async (): Promise<void> => {
-      // @ts-expect-error
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
-      await mw.writeFile("bar", "file", null);
+      await mw.writeFile("bar", "file", null as any);
     },
     Error,
     "closed"

std/node/global.ts

@@ -5,5 +5,5 @@ Object.defineProperty(globalThis, Symbol.toStringTag, {
   configurable: true,
 });
 
-// @ts-expect-error
+// eslint-disable-next-line @typescript-eslint/no-explicit-any
-globalThis["global"] = globalThis;
+(globalThis as any)["global"] = globalThis;

std/node/module.ts

@@ -262,10 +262,11 @@ class Module {
       if (requireStack.length > 0) {
         message = message + "\nRequire stack:\n- " + requireStack.join("\n- ");
       }
-      const err = new Error(message);
+      const err = new Error(message) as Error & {
-      // @ts-expect-error
+        code: string;
+        requireStack: string[];
+      };
       err.code = "MODULE_NOT_FOUND";
-      // @ts-expect-error
       err.requireStack = requireStack;
       throw err;
     }
@@ -732,12 +733,10 @@ function tryPackage(
   if (actual === false) {
     actual = tryExtensions(path.resolve(requestPath, "index"), exts, isMain);
     if (!actual) {
-      // eslint-disable-next-line no-restricted-syntax
       const err = new Error(
         `Cannot find module '${filename}'. ` +
           'Please verify that the package.json has a valid "main" entry'
-      );
+      ) as Error & { code: string };
-      // @ts-expect-error
       err.code = "MODULE_NOT_FOUND";
       throw err;
     }
@@ -881,8 +880,7 @@ function applyExports(basePath: string, expansion: string): string {
   const e = new Error(
     `Package exports for '${basePath}' do not define ` +
       `a '${mappingKey}' subpath`
-  );
+  ) as Error & { code?: string };
-  // @ts-expect-error
   e.code = "MODULE_NOT_FOUND";
   throw e;
 }
@@ -973,7 +971,7 @@ function resolveExportsTarget(
       }
     }
   }
-  let e: Error;
+  let e: Error & { code?: string };
   if (mappingKey !== ".") {
     e = new Error(
       `Package exports for '${basePath}' do not define a ` +
@@ -982,7 +980,6 @@ function resolveExportsTarget(
   } else {
     e = new Error(`No valid exports main found for '${basePath}'`);
   }
-  // @ts-expect-error
   e.code = "MODULE_NOT_FOUND";
   throw e;
 }
@@ -1006,8 +1003,7 @@ const CircularRequirePrototypeWarningProxy = new Proxy(
   {},
   {
     // eslint-disable-next-line @typescript-eslint/no-explicit-any
-    get(target, prop): any {
+    get(target: Record<string, any>, prop: string): any {
-      // @ts-expect-error
       if (prop in target) return target[prop];
       emitCircularRequireWarning(prop);
       return undefined;
@@ -1058,8 +1054,8 @@ type RequireWrapper = (
 function wrapSafe(filename: string, content: string): RequireWrapper {
   // TODO: fix this
   const wrapper = Module.wrap(content);
-  // @ts-expect-error
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  const [f, err] = Deno.core.evalContext(wrapper, filename);
+  const [f, err] = (Deno as any).core.evalContext(wrapper, filename);
   if (err) {
     throw err;
   }

std/signal/test.ts

@@ -9,8 +9,8 @@ test({
   fn() {
     assertThrows(
       () => {
-        // @ts-expect-error
+        // eslint-disable-next-line @typescript-eslint/no-explicit-any
-        signal();
+        (signal as any)();
       },
       Error,
       "No signals are given. You need to specify at least one signal to create a signal stream."

std/ws/mod.ts

@@ -491,7 +491,7 @@ export async function handshake(
     throw new Error("ws: invalid status line: " + statusLine);
   }
 
-  // @ts-expect-error
+  assert(m.groups);
   const { version, statusCode } = m.groups;
   if (version !== "HTTP/1.1" || statusCode !== "101") {
     throw new Error(