First Commit. Duplicate bunext-sqlite preset

src/utils/safe-error-message.ts

@@ -0,0 +1,23 @@
+import AppError from "./app-error";
+
+type Params = {
+    error: unknown;
+    fallback?: string;
+};
+
+/**
+ * # Safe Error Message
+ * Returns the message of an `AppError` (deliberate, user-facing) and a
+ * generic fallback for everything else, so internal details (SQL errors,
+ * file paths, stack messages) never reach the client.
+ */
+export default function safeErrorMessage({
+    error,
+    fallback = "Something went wrong. Please try again.",
+}: Params): string {
+    if (error instanceof AppError) {
+        return error.message;
+    }
+
+    return fallback;
+}