Remove assignment in condition

Author: golopot

lib/util/Components.js

@@ -96,12 +96,13 @@ class Components {
    * @param {Object} props Additional properties to add to the component.
    */
   set(node, props) {
-    let component;
-    while (!(component = this._list[getId(node)])) {
+    let component = this._list[getId(node)];
+    while (!component) {
       node = node.parent;
       if (!node) {
         return;
       }
+      component = this._list[getId(node)];
     }
 
     Object.assign(