Update syntax in bookController to match lesson

mdn · Nov 23, 2023 · f79e525 · f79e525
1 parent 34f8769
commit f79e525
Showing 1 changed file with 6 additions and 9 deletions.
diff --git a/controllers/bookController.js b/controllers/bookController.js
@@ -83,9 +83,9 @@ exports.book_create_get = asyncHandler(async (req, res, next) => {
 exports.book_create_post = [
   // Convert the genre to an array.
   (req, res, next) => {
-    if (!(req.body.genre instanceof Array)) {
-      if (typeof req.body.genre === "undefined") req.body.genre = [];
-      else req.body.genre = new Array(req.body.genre);
+    if (!Array.isArray(req.body.genre)) {
+      req.body.genre =
+        typeof req.body.genre === "undefined" ? [] : [req.body.genre];
     }
     next();
   },
@@ -235,12 +235,9 @@ exports.book_update_get = asyncHandler(async (req, res, next) => {
 exports.book_update_post = [
   // Convert the genre to an array.
   (req, res, next) => {
-    if (!(req.body.genre instanceof Array)) {
-      if (typeof req.body.genre === "undefined") {
-        req.body.genre = [];
-      } else {
-        req.body.genre = new Array(req.body.genre);
-      }
+    if (!Array.isArray(req.body.genre)) {
+      req.body.genre =
+        typeof req.body.genre === "undefined" ? [] : [req.body.genre];
     }
     next();
   },