MISC: Add more error info to error dialog and tail log (#1813)

src/NetscriptWorker.ts

@@ -37,6 +37,7 @@ import { CompleteRunOptions, getRunningScriptsByArgs } from "./Netscript/Netscri
 import { handleUnknownError } from "./utils/ErrorHandler";
 import { isLegacyScript, legacyScriptExtension, resolveScriptFilePath, ScriptFilePath } from "./Paths/ScriptFilePath";
 import { root } from "./Paths/Directory";
+import { getErrorMessageWithStackAndCause } from "./utils/ErrorHelper";
 import { exceptionAlert } from "./utils/helpers/exceptionAlert";
 
 export const NetscriptPorts = new Map<PortNumber, Port>();
@@ -349,10 +350,14 @@ Otherwise, this can also occur if you have attempted to launch a script from a t
       killWorkerScript(workerScript);
       workerScript.log("", () => "Script finished running");
     })
-    .catch(function (e) {
-      handleUnknownError(e, workerScript);
+    .catch(function (error) {
+      handleUnknownError(error, workerScript);
       killWorkerScript(workerScript);
-      workerScript.log("", () => (e instanceof ScriptDeath ? "Script killed." : "Script crashed due to an error."));
+      workerScript.log("", () =>
+        error instanceof ScriptDeath
+          ? "Script killed."
+          : getErrorMessageWithStackAndCause(error, "Script crashed due to an error: "),
+      );
     })
     .finally(() => {
       // The earnings are transferred to the parent if it still exists.

src/utils/ErrorHandler.ts

@@ -2,6 +2,7 @@ import { basicErrorMessage } from "../Netscript/ErrorMessages";
 import { ScriptDeath } from "../Netscript/ScriptDeath";
 import type { WorkerScript } from "../Netscript/WorkerScript";
 import { dialogBoxCreate } from "../ui/React/DialogBox";
+import { getErrorMessageWithStackAndCause } from "./ErrorHelper";
 
 /** Generate an error dialog when workerscript is known */
 export function handleUnknownError(e: unknown, ws: WorkerScript | null = null, initialText = "") {
@@ -18,7 +19,7 @@ export function handleUnknownError(e: unknown, ws: WorkerScript | null = null, i
   } else if (e instanceof Error) {
     // Ignore any cancellation errors from Monaco that get here
     if (e.name === "Canceled" && e.message === "Canceled") return;
-    const msg = `${e.message}${e.stack ? `\nstack:\n${e.stack.toString()}` : ""}`;
+    const msg = getErrorMessageWithStackAndCause(e);
     e = ws ? basicErrorMessage(ws, msg) : `RUNTIME ERROR:\n\n${msg}`;
   }
   if (typeof e !== "string") {

src/utils/ErrorHelper.ts

@@ -81,6 +81,21 @@ export function parseUnknownError(error: unknown): {
   };
 }
 
+export function getErrorMessageWithStackAndCause(error: unknown, prefix = ""): string {
+  const errorData = parseUnknownError(error);
+  let errorMessage = `${prefix}${errorData.errorAsString}`;
+  if (errorData.stack) {
+    errorMessage += `\nStack: ${errorData.stack}`;
+  }
+  if (errorData.causeAsString) {
+    errorMessage += `\nError cause: ${errorData.causeAsString}`;
+    if (errorData.causeStack) {
+      errorMessage += `\nCause stack: ${errorData.causeStack}`;
+    }
+  }
+  return errorMessage;
+}
+
 export function getErrorMetadata(error: unknown, errorInfo?: React.ErrorInfo, page?: Page): IErrorMetadata {
   const isElectron = navigator.userAgent.toLowerCase().includes(" electron/");
   const env = process.env.NODE_ENV === "development" ? GameEnv.Development : GameEnv.Production;