3 files changed, 6 insertions, 24 deletions
diff --git a/ext/node/polyfills/_fs/_fs_read.ts b/ext/node/polyfills/_fs/_fs_read.ts
index cf0c5e51d..e25f41e76 100644
--- a/ext/node/polyfills/_fs/_fs_read.ts
+++ b/ext/node/polyfills/_fs/_fs_read.ts
@@ -88,10 +88,6 @@ export function read(
     if (
       !(opt.buffer instanceof Buffer) && !(opt.buffer instanceof Uint8Array)
     ) {
-      if (opt.buffer === null) {
-        // @ts-ignore: Intentionally create TypeError for passing test-fs-read.js#L87
-        length = opt.buffer.byteLength;
-      }
       throw new ERR_INVALID_ARG_TYPE("buffer", [
         "Buffer",
         "TypedArray",
diff --git a/ext/node/polyfills/_fs/_fs_write.mjs b/ext/node/polyfills/_fs/_fs_write.mjs
index aa23805bf..1ad6ac492 100644
--- a/ext/node/polyfills/_fs/_fs_write.mjs
+++ b/ext/node/polyfills/_fs/_fs_write.mjs
@@ -13,7 +13,6 @@ import * as io from "ext:deno_io/12_io.js";
 import * as fs from "ext:deno_fs/30_fs.js";
 import {
   getValidatedFd,
-  showStringCoercionDeprecation,
   validateOffsetLengthWrite,
   validateStringAfterArrayBufferView,
 } from "ext:deno_node/internal/fs/utils.mjs";
@@ -114,9 +113,6 @@ export function write(fd, buffer, offset, length, position, callback) {
   // `fs.write(fd, string[, position[, encoding]], callback)`
 
   validateStringAfterArrayBufferView(buffer, "buffer");
-  if (typeof buffer !== "string") {
-    showStringCoercionDeprecation();
-  }
 
   if (typeof position !== "function") {
     if (typeof offset === "function") {
@@ -128,7 +124,7 @@ export function write(fd, buffer, offset, length, position, callback) {
     length = "utf-8";
   }
 
-  const str = String(buffer);
+  const str = buffer;
   validateEncoding(str, length);
   callback = maybeCallback(position);
   buffer = Buffer.from(str, length);
diff --git a/ext/node/polyfills/_fs/_fs_writeFile.ts b/ext/node/polyfills/_fs/_fs_writeFile.ts
index 60b31897e..f0014c36d 100644
--- a/ext/node/polyfills/_fs/_fs_writeFile.ts
+++ b/ext/node/polyfills/_fs/_fs_writeFile.ts
@@ -20,7 +20,6 @@ import {
   denoErrorToNodeError,
 } from "ext:deno_node/internal/errors.ts";
 import {
-  showStringCoercionDeprecation,
   validateStringAfterArrayBufferView,
 } from "ext:deno_node/internal/fs/utils.mjs";
 import { promisify } from "ext:deno_node/internal/util.mjs";
@@ -32,8 +31,7 @@ interface Writer {
 
 export function writeFile(
   pathOrRid: string | number | URL,
-  // deno-lint-ignore ban-types
-  data: string | Uint8Array | Object,
+  data: string | Uint8Array,
   optOrCallback: Encodings | CallbackWithError | WriteFileOptions | undefined,
   callback?: CallbackWithError,
 ) {
@@ -61,10 +59,7 @@ export function writeFile(
 
   if (!ArrayBuffer.isView(data)) {
     validateStringAfterArrayBufferView(data, "data");
-    if (typeof data !== "string") {
-      showStringCoercionDeprecation();
-    }
-    data = Buffer.from(String(data), encoding);
+    data = Buffer.from(data, encoding);
   }
 
   const isRid = typeof pathOrRid === "number";
@@ -101,15 +96,13 @@ export function writeFile(
 
 export const writeFilePromise = promisify(writeFile) as (
   pathOrRid: string | number | URL,
-  // deno-lint-ignore ban-types
-  data: string | Uint8Array | Object,
+  data: string | Uint8Array,
   options?: Encodings | WriteFileOptions,
 ) => Promise<void>;
 
 export function writeFileSync(
   pathOrRid: string | number | URL,
-  // deno-lint-ignore ban-types
-  data: string | Uint8Array | Object,
+  data: string | Uint8Array,
   options?: Encodings | WriteFileOptions,
 ) {
   pathOrRid = pathOrRid instanceof URL ? pathFromURL(pathOrRid) : pathOrRid;
@@ -127,10 +120,7 @@ export function writeFileSync(
 
   if (!ArrayBuffer.isView(data)) {
     validateStringAfterArrayBufferView(data, "data");
-    if (typeof data !== "string") {
-      showStringCoercionDeprecation();
-    }
-    data = Buffer.from(String(data), encoding);
+    data = Buffer.from(data, encoding);
   }
 
   const isRid = typeof pathOrRid === "number";