1 files changed, 91 insertions, 0 deletions
diff --git a/ext/node/polyfills/global.ts b/ext/node/polyfills/global.ts
new file mode 100644
index 000000000..f9cb9186f
--- /dev/null
+++ b/ext/node/polyfills/global.ts
@@ -0,0 +1,91 @@
+// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
+// deno-lint-ignore-file no-var
+import processModule from "internal:deno_node/polyfills/process.ts";
+import { Buffer as bufferModule } from "internal:deno_node/polyfills/buffer.ts";
+import {
+  clearInterval,
+  clearTimeout,
+  setInterval,
+  setTimeout,
+} from "internal:deno_node/polyfills/timers.ts";
+import timers from "internal:deno_node/polyfills/timers.ts";
+
+type GlobalType = {
+  process: typeof processModule;
+  Buffer: typeof bufferModule;
+  setImmediate: typeof timers.setImmediate;
+  clearImmediate: typeof timers.clearImmediate;
+  setTimeout: typeof timers.setTimeout;
+  clearTimeout: typeof timers.clearTimeout;
+  setInterval: typeof timers.setInterval;
+  clearInterval: typeof timers.clearInterval;
+};
+
+declare global {
+  interface Window {
+    global: GlobalType;
+  }
+
+  interface globalThis {
+    global: GlobalType;
+  }
+
+  var global: GlobalType;
+  var process: typeof processModule;
+  var Buffer: typeof bufferModule;
+  type Buffer = bufferModule;
+  var setImmediate: typeof timers.setImmediate;
+  var clearImmediate: typeof timers.clearImmediate;
+}
+
+Object.defineProperty(globalThis, "global", {
+  value: new Proxy(globalThis, {
+    get(target, prop, receiver) {
+      switch (prop) {
+        case "setInterval":
+          return setInterval;
+        case "setTimeout":
+          return setTimeout;
+        case "clearInterval":
+          return clearInterval;
+        case "clearTimeout":
+          return clearTimeout;
+        default:
+          return Reflect.get(target, prop, receiver);
+      }
+    },
+  }),
+  writable: false,
+  enumerable: false,
+  configurable: true,
+});
+
+Object.defineProperty(globalThis, "process", {
+  value: processModule,
+  enumerable: false,
+  writable: true,
+  configurable: true,
+});
+
+Object.defineProperty(globalThis, "Buffer", {
+  value: bufferModule,
+  enumerable: false,
+  writable: true,
+  configurable: true,
+});
+
+Object.defineProperty(globalThis, "setImmediate", {
+  value: timers.setImmediate,
+  enumerable: true,
+  writable: true,
+  configurable: true,
+});
+
+Object.defineProperty(globalThis, "clearImmediate", {
+  value: timers.clearImmediate,
+  enumerable: true,
+  writable: true,
+  configurable: true,
+});
+
+export {};