JS Utilities

Minor Code Cleanup

classes/classes.js

@@ -1,25 +1,33 @@
 /**
  * Created by Simon on 09.05.2017.
  */
-
-function hasClass(el, className) {
-    if (el.classList)
-        return el.classList.contains(className);
-    else
-        return !!el.className.match(new RegExp('(\\s|^)' + className + '(\\s|$)'))
-}
-
-function addClass(el, className) {
-    if (el.classList)
-        el.classList.add(className);
-    else if (!hasClass(el, className)) el.className += " " + className
-}
-
-function removeClass(el, className) {
-    if (el.classList)
-        el.classList.remove(className);
-    else if (hasClass(el, className)) {
-        var reg = new RegExp('(\\s|^)' + className + '(\\s|$)');
-        el.className = el.className.replace(reg, ' ')
+function hasClass( el, className ) {
+    "use strict";
+    /*Check if it has a certain class*/
+    if ( el.classList ) {
+        /*Get all classes and check for the given one*/
+        return el.classList.contains( className );
+    } else {
+        /**/
+        return !! el.className.match( new RegExp( "(\\s|^)" + className + "(\\s|$)" ) );
     }
-}
+}
+
+function addClass( el, className ) {
+    "use strict";
+    if ( el.classList ) {
+        el.classList.add( className );
+    } else if ( ! hasClass( el, className ) ) {
+        el.className += " " + className;
+    }
+}
+
+function removeClass( el, className ) {
+    "use strict";
+    if ( el.classList ) {
+        el.classList.remove( className );
+    } else if ( hasClass( el, className ) ) {
+        var reg = new RegExp( "(\\s|^)" + className + "(\\s|$)" );
+        el.className = el.className.replace( reg, " " );
+    }
+}