Aspect ratio tweaks

src/js/utils/elements.js

@@ -192,11 +192,8 @@ export function toggleHidden(element, hidden) {
         hide = !element.hidden;
     }
 
-    if (hide) {
-        element.setAttribute('hidden', '');
-    } else {
-        element.removeAttribute('hidden');
-    }
+    // eslint-disable-next-line no-param-reassign
+    element.hidden = hide;
 }
 
 // Mirror Element.classList.toggle, with IE compatibility for "force" argument

src/js/utils/style.js

@@ -27,15 +27,8 @@ export function reduceAspectRatio(ratio) {
 }
 
 export function getAspectRatio(input) {
-    const parse = ratio => {
-        if (!validateRatio(ratio)) {
-            return null;
-        }
-
-        return ratio.split(':').map(Number);
-    };
-
-    // Provided ratio
+    const parse = ratio => (validateRatio(ratio) ? ratio.split(':').map(Number) : null);
+    // Try provided ratio
     let ratio = parse(input);
 
     // Get from config