:thinking_face: What if you could return an Error?

lib/renderer/init.js

@@ -45,6 +45,17 @@ electron.ipcRenderer.on('ELECTRON_INTERNAL_RENDERER_ASYNC_WEB_FRAME_METHOD', (ev
         event.sender.send(`ELECTRON_INTERNAL_BROWSER_ASYNC_WEB_FRAME_RESPONSE_${requestId}`, null, resolvedResult)
       })
       .catch((resolvedError) => {
+        if (resolvedError instanceof Error) {
+          // Errors get lost, because: JSON.stringify(new Error('Message')) === {}
+          // Take the serializable properties and construct a generic object
+          resolvedError = {
+            message: resolvedError.message,
+            stack: resolvedError.stack,
+            name: resolvedError.name,
+            __ELECTRON_SERIALIZED_ERROR__: true
+          }
+        }
+
         event.sender.send(`ELECTRON_INTERNAL_BROWSER_ASYNC_WEB_FRAME_RESPONSE_${requestId}`, resolvedError)
       })
   }