chore(Divider): clean code

Author: benjamincanac

src/runtime/components/layout/Divider.vue

@@ -74,27 +74,25 @@ export default defineComponent({
   setup (props) {
     const { ui, attrs } = useUI('divider', toRef(props, 'ui'), config)
 
-    const isHorizontal = computed(() => props.orientation === 'horizontal' )
-
     const wrapperClass = computed(() => {
       return twMerge(twJoin(
         ui.value.wrapper.base,
-        isHorizontal.value ? ui.value.wrapper.horizontal : ui.value.wrapper.vertical
+        ui.value.wrapper[props.orientation]
       ), props.class)
     })
 
     const containerClass = computed(() => {
       return twJoin(
         ui.value.container.base,
-        isHorizontal.value ? ui.value.container.horizontal : ui.value.container.vertical
+        ui.value.container[props.orientation]
       )
     })
 
     const borderClass = computed(() => {
       return twJoin(
         ui.value.border.base,
-        isHorizontal.value ? ui.value.border.horizontal : ui.value.border.vertical,
-        isHorizontal.value ? ui.value.border.size.horizontal : ui.value.border.size.vertical,
+        ui.value.border[props.orientation],
+        ui.value.border.size[props.orientation],
         ui.value.border.type[props.type]
       )
     })