initial commit

server/middleware/ErrorHandler.js

@@ -0,0 +1,18 @@
+/** @typedef {import("@types/express").Request} Request */
+/** @typedef {import("@types/express").Response} Response */
+/** @typedef {import("@types/express").NextFunction} NextFunction */
+
+/**
+ * Express error handler middleware.
+ * @param {Error & {status?: number}} err
+ * @param {Request} req
+ * @param {Response} res
+ * @param {NextFunction} _
+ * @returns {void}
+ */
+export default (err, req, res, _) => {
+    console.error(err);
+    if (!res.statusCode) {
+        res.status(err.status || 500).json({message: err.message || 'Internal Server Error'});
+    }
+};