slugify

Author: imteekay

javascript/immutability/slugify.js

@@ -1,14 +1,22 @@
-const mutationWithSlugify = (string) => {
-  string = string.toLowerCase(); 
-  string = string.trim(); 
-  string = string.split(' '); 
-  string = string.join('-');
-  return string;
+const urlWithMutation = ' I will be a url slug  ';
+
+const slugifyWithMutation = (url) => {
+  url = url.toLowerCase(); 
+  url = url.trim(); 
+  url = url.split(' '); 
+  url = url.join('-');
+  return url;
 }
 
-const slugify = (string) =>
-  string
+slugifyWithMutation(urlWithMutation); // i-will-be-a-url-slug
+
+const url = ' I will be a url slug  ';
+
+const slugify = (url) =>
+  url
     .toLowerCase()
     .trim()
     .split(' ')
-    .join('-');
+    .join('-');
+
+slugify(url); // i-will-be-a-url-slug