feat(module)!: use tailwind-merge for class merging (#509)

src/runtime/components/overlays/Notifications.vue

@@ -1,5 +1,5 @@
 <template>
-  <div :class="[ui.wrapper, ui.position, ui.width]">
+  <div :class="wrapperClass" v-bind="attrs">
     <div v-if="notifications.length" :class="ui.container">
       <div v-for="notification of notifications" :key="notification.id">
         <UNotification
@@ -20,10 +20,12 @@
 <script lang="ts">
 import { computed, defineComponent } from 'vue'
 import type { PropType } from 'vue'
-import { defu } from 'defu'
-import type { Notification } from '../../types'
-import { useToast } from '../../composables/useToast'
+import { omit } from 'lodash-es'
+import { twMerge, twJoin } from 'tailwind-merge'
 import UNotification from './Notification.vue'
+import { useToast } from '../../composables/useToast'
+import { defuTwMerge } from '../../utils'
+import type { Notification } from '../../types'
 import { useState, useAppConfig } from '#imports'
 // TODO: Remove
 // @ts-expect-error
@@ -35,26 +37,37 @@ export default defineComponent({
   components: {
     UNotification
   },
+  inheritAttrs: false,
   props: {
     ui: {
       type: Object as PropType<Partial<typeof appConfig.ui.notifications>>,
-      default: () => appConfig.ui.notifications
+      default: () => ({})
     }
   },
-  setup (props) {
+  setup (props, { attrs }) {
     // TODO: Remove
     const appConfig = useAppConfig()
 
-    const ui = computed<Partial<typeof appConfig.ui.notifications>>(() => defu({}, props.ui, appConfig.ui.notifications))
+    const ui = computed<Partial<typeof appConfig.ui.notifications>>(() => defuTwMerge({}, props.ui, appConfig.ui.notifications))
 
     const toast = useToast()
     const notifications = useState<Notification[]>('notifications', () => [])
 
+    const wrapperClass = computed(() => {
+      return twMerge(twJoin(
+        ui.value.wrapper,
+        ui.value.position,
+        ui.value.width
+      ), attrs.class as string)
+    })
+
     return {
+      attrs: omit(attrs, ['class']),
       // eslint-disable-next-line vue/no-dupe-keys
       ui,
       toast,
-      notifications
+      notifications,
+      wrapperClass
     }
   }
 })