1 files changed, 66 insertions, 0 deletions
diff --git a/ext/node/polyfills/_global.d.ts b/ext/node/polyfills/_global.d.ts
new file mode 100644
index 000000000..4b017c404
--- /dev/null
+++ b/ext/node/polyfills/_global.d.ts
@@ -0,0 +1,66 @@
+// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
+import { EventEmitter } from "internal:deno_node/polyfills/_events.d.ts";
+import { Buffer } from "internal:deno_node/polyfills/buffer.ts";
+
+/** One of:
+ * | "ascii"
+ * | "utf8"
+ * | "utf-8"
+ * | "utf16le"
+ * | "ucs2"
+ * | "ucs-2"
+ * | "base64"
+ * | "base64url"
+ * | "latin1"
+ * | "binary"
+ * | "hex";
+ */
+export type BufferEncoding = string;
+
+export interface Buffered {
+  chunk: Buffer;
+  encoding: string;
+  callback: (err?: Error | null) => void;
+}
+
+export interface ErrnoException extends Error {
+  errno?: number | undefined;
+  code?: string | undefined;
+  path?: string | undefined;
+  syscall?: string | undefined;
+}
+
+export interface ReadableStream extends EventEmitter {
+  readable: boolean;
+  read(size?: number): string | Buffer;
+  setEncoding(encoding: BufferEncoding): this;
+  pause(): this;
+  resume(): this;
+  isPaused(): boolean;
+  pipe<T extends WritableStream>(
+    destination: T,
+    options?: { end?: boolean | undefined },
+  ): T;
+  unpipe(destination?: WritableStream): this;
+  unshift(chunk: string | Uint8Array, encoding?: BufferEncoding): void;
+  wrap(oldStream: ReadableStream): this;
+  [Symbol.asyncIterator](): AsyncIterableIterator<string | Buffer>;
+}
+
+export interface WritableStream extends EventEmitter {
+  writable: boolean;
+  write(
+    buffer: Uint8Array | string,
+    cb?: (err?: Error | null) => void,
+  ): boolean;
+  write(
+    str: string,
+    encoding?: BufferEncoding,
+    cb?: (err?: Error | null) => void,
+  ): boolean;
+  end(cb?: () => void): void;
+  end(data: string | Uint8Array, cb?: () => void): void;
+  end(str: string, encoding?: BufferEncoding, cb?: () => void): void;
+}
+
+export interface ReadWriteStream extends ReadableStream, WritableStream {}