Better duplicated version detection

rollup/rollup.config.ts

@@ -149,6 +149,7 @@ export default (args: Record<string, string>): rollup.RollupOptions => {
         VSCODE_VERSION: JSON.stringify(vscodeVersion),
         VSCODE_REF: JSON.stringify(vscodeRef),
         VSCODE_COMMIT: JSON.stringify(vscodeCommit),
+        BUILD_ID: JSON.stringify(`${vscodeRef}-${crypto.randomUUID()}`),
         'globalThis.require': 'undefined',
         preventAssignment: true
       }),

src/services.ts

@@ -53,15 +53,17 @@ import getBaseServiceOverride from './service-override/base'
 
 declare global {
   interface Window {
-    monacoVscodeApiInitialized?: boolean
+    monacoVscodeApiBuildId?: string
   }
 }
 
-if (window.monacoVscodeApiInitialized ?? false) {
-  throw new Error('Another version of monaco-vscode-api has already been loaded.')
+if (window.monacoVscodeApiBuildId != null && window.monacoVscodeApiBuildId !== BUILD_ID) {
+  throw new Error(
+    `Another version of monaco-vscode-api has already been loaded. Trying to load ${BUILD_ID}, ${window.monacoVscodeApiBuildId} is already loaded`
+  )
 }
 
-window.monacoVscodeApiInitialized = true
+window.monacoVscodeApiBuildId = BUILD_ID
 
 export async function initialize(
   overrides: IEditorOverrideServices,

src/types.d.ts

@@ -1,6 +1,7 @@
 declare const VSCODE_VERSION: string
 declare const VSCODE_REF: string
 declare const VSCODE_COMMIT: string
+declare const BUILD_ID: string
 
 declare module 'vs/platform/accessibilitySignal/browser/media/*.mp3' {
   const assets: Record<string, string>