Add export global module

Author: jonathanKingston

src/captured-globals.js

@@ -0,0 +1,15 @@
+// Capture prototype to prevent overloading
+function captureGlobals (object) {
+    const newGlobal = object
+    for (const key in object) {
+        const value = object[key]
+        newGlobal[key] = value
+    }
+    for (const key in object.prototype) {
+        const value = object.prototype[key]
+        newGlobal.prototype[key] = value
+    }
+    return newGlobal
+}
+
+export const Set = captureGlobals(globalThis.Set)

src/utils.js

@@ -1,13 +1,11 @@
 /* global cloneInto, exportFunction, mozProxies */
+import { Set } from './captured-globals.js'
 
 // Only use globalThis for testing this breaks window.wrappedJSObject code in Firefox
 // eslint-disable-next-line no-global-assign
 let globalObj = typeof window === 'undefined' ? globalThis : window
 let Error = globalObj.Error
 let messageSecret
-const CapturedSet = globalObj.Set
-// Capture prototype to prevent overloading
-const createSet = () => hasMozProxies ? new Set() : new CapturedSet()
 
 // save a reference to original CustomEvent amd dispatchEvent so they can't be overriden to forge messages
 export const OriginalCustomEvent = typeof CustomEvent === 'undefined' ? null : CustomEvent
@@ -160,7 +158,7 @@ export function matchHostname (hostname, exceptionDomain) {
 
 const lineTest = /(\()?(https?:[^)]+):[0-9]+:[0-9]+(\))?/
 export function getStackTraceUrls (stack) {
-    const urls = createSet()
+    const urls = new Set()
     try {
         const errorLines = stack.split('\n')
         // Should cater for Chrome and Firefox stacks, we only care about https? resources.
@@ -178,7 +176,7 @@ export function getStackTraceUrls (stack) {
 
 export function getStackTraceOrigins (stack) {
     const urls = getStackTraceUrls(stack)
-    const origins = createSet()
+    const origins = new Set()
     for (const url of urls) {
         origins.add(url.hostname)
     }