Update find method in Component

src/dom_components/model/Component.js

@@ -255,8 +255,8 @@ const Component = Backbone.Model.extend(Styleable).extend(
      */
     find(query) {
       const result = [];
-
-      this.view.$el.find(query).each((el, i, $els) => {
+      const $els = this.view.$el.find(query);
+      $els.each(i => {
         const $el = $els.eq(i);
         const model = $el.data('model');
         model && result.push(model);

test/specs/css_composer/view/CssRulesView.js

@@ -62,7 +62,7 @@ describe('CssRulesView', () => {
       })
       .map(widthMedia => parseFloat(widthMedia));
 
-    foundStylesContainers.each(($styleC, idx) => {
+    foundStylesContainers.each((idx, $styleC) => {
       const width = sortedDevicesWidthMedia[idx];
       expect($styleC.id).toEqual(`${prefix}${width ? `-${width}` : ''}`);
     });