From 7aba07cc7711adfa774afd8e77695f386127c4bc Mon Sep 17 00:00:00 2001
From: Nayeem Rahman <nayeemrmn99@gmail.com>
Date: Tue, 20 Oct 2020 05:05:42 +0100
Subject: fix(cli/worker): Print error stacks from the origin Worker (#7987)

Fixes #4728
---
 op_crates/web/03_global_interfaces.js | 66 +++++++++++++++++++++++++++++++++++
 op_crates/web/lib.rs                  |  4 +++
 2 files changed, 70 insertions(+)
 create mode 100644 op_crates/web/03_global_interfaces.js

(limited to 'op_crates/web')

diff --git a/op_crates/web/03_global_interfaces.js b/op_crates/web/03_global_interfaces.js
new file mode 100644
index 000000000..f900e7160
--- /dev/null
+++ b/op_crates/web/03_global_interfaces.js
@@ -0,0 +1,66 @@
+((window) => {
+  const { EventTarget } = window;
+
+  const illegalConstructorKey = Symbol("illegalConstuctorKey");
+
+  class Window extends EventTarget {
+    constructor(key) {
+      if (key !== illegalConstructorKey) {
+        throw new TypeError("Illegal constructor.");
+      }
+    }
+
+    get [Symbol.toStringTag]() {
+      return "Window";
+    }
+  }
+
+  class WorkerGlobalScope extends EventTarget {
+    constructor(key) {
+      if (key != illegalConstructorKey) {
+        throw new TypeError("Illegal constructor.");
+      }
+    }
+
+    get [Symbol.toStringTag]() {
+      return "WorkerGlobalScope";
+    }
+  }
+
+  class DedicatedWorkerGlobalScope extends WorkerGlobalScope {
+    constructor(key) {
+      if (key != illegalConstructorKey) {
+        throw new TypeError("Illegal constructor.");
+      }
+    }
+
+    get [Symbol.toStringTag]() {
+      return "DedicatedWorkerGlobalScope";
+    }
+  }
+
+  window.__bootstrap = (window.__bootstrap || {});
+  window.__bootstrap.globalInterfaces = {
+    DedicatedWorkerGlobalScope,
+    Window,
+    WorkerGlobalScope,
+    dedicatedWorkerGlobalScopeConstructorDescriptor: {
+      configurable: true,
+      enumerable: false,
+      value: DedicatedWorkerGlobalScope,
+      writable: true,
+    },
+    windowConstructorDescriptor: {
+      configurable: true,
+      enumerable: false,
+      value: Window,
+      writable: true,
+    },
+    workerGlobalScopeConstructorDescriptor: {
+      configurable: true,
+      enumerable: false,
+      value: WorkerGlobalScope,
+      writable: true,
+    },
+  };
+})(this);
diff --git a/op_crates/web/lib.rs b/op_crates/web/lib.rs
index eaf7e9f14..958d11177 100644
--- a/op_crates/web/lib.rs
+++ b/op_crates/web/lib.rs
@@ -52,6 +52,10 @@ pub fn init(isolate: &mut JsRuntime) {
       "deno:op_crates/web/02_abort_signal.js",
       include_str!("02_abort_signal.js"),
     ),
+    (
+      "deno:op_crates/web/03_global_interfaces.js",
+      include_str!("03_global_interfaces.js"),
+    ),
     (
       "deno:op_crates/web/08_text_encoding.js",
       include_str!("08_text_encoding.js"),
-- 
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