Initial content

Chapter 20/Beginning of Chapter/sportsstore/src/errors.ts

@@ -0,0 +1,28 @@
+import { Express, ErrorRequestHandler } from "express";
+import { getConfig } from "./config";
+import "express-async-errors";
+
+const template400 = getConfig("errors:400");
+const template500 = getConfig("errors:500");
+
+export const createErrorHandlers = (app: Express) => {
+
+    app.use((req, resp) => {
+        resp.statusCode = 404;
+        resp.render(template400);
+    });
+
+    const handler: ErrorRequestHandler = (error, req, resp, next) => {
+        console.log(error);
+        if (resp.headersSent) {
+            return next(error);
+        }
+        try {
+            resp.statusCode = 500;
+            resp.render(template500, { error} );
+        } catch (newErr) {
+            next(error);
+        }
+    }
+    app.use(handler);
+}