Split values in multiple props

src/style_manager/index.js

@@ -566,7 +566,15 @@ export default () => {
 
       sectors.map(sector => {
         sector.getProperties().map(prop => {
-          this.__upProp(prop, style, parentStyles, opts);
+          const props = prop.getProperties?.();
+          if (props /*&& prop.isDetached?.()*/) {
+            const fromStyle = prop.get('fromStyle');
+            // TODO parentStyles should be as newStyle
+            const newStyle = fromStyle ? fromStyle(style) : style;
+            props.forEach(prop => this.__upProp(prop, newStyle, parentStyles, opts));
+          } else {
+            this.__upProp(prop, style, parentStyles, opts);
+          }
         });
       });
     },

src/style_manager/model/PropertyComposite.js

@@ -118,6 +118,10 @@ export default Property.extend({
     return this.get('properties').at(index);
   },
 
+  isDetached() {
+    return !!this.get('detached');
+  },
+
   getProperties() {
     return [...this.get('properties').models];
   },