doc: Add how to use plugin

Author: potato4d

.versionrc.js

@@ -6,6 +6,6 @@ module.exports = {
     { type: 'chore', section: 'Chores', hidden: false },
     { type: 'docs', section: 'Document Changes', hidden: false },
     { type: 'refactor', section: 'Refactoring', hidden: false },
-    { type: 'test', section: 'Test Improve', hidden: false }
-  ]
+    { type: 'test', section: 'Test Improve', hidden: false },
+  ],
 }

README.md

@@ -35,7 +35,9 @@ export default {
   dayjs: {
     locales: ['en', 'ja'],
     defaultLocale: 'en',
-    plugins: [] // Your Day.js plugin
+    plugins: [
+      'utc' // import 'dayjs/plugin/utc'
+    ] // Your Day.js plugin
   }
   // ...
 }

test/fixture/nuxt.config.js

@@ -7,6 +7,6 @@ module.exports = {
   dev: process.env.NODE_ENV !== 'test' && process.env.NODE_ENV === 'production',
   dayjs: {
     locales: ['ja'],
-    plugins: ['advancedFormat', 'localizedFormat']
-  }
+    plugins: ['advancedFormat', 'localizedFormat'],
+  },
 }

test/fixture/pages/plugin.vue

@@ -8,13 +8,9 @@
 export default {
   asyncData(context) {
     return {
-      advancedFormat: context
-        .$dayjs('2018-08-16')
-        .format('Do'),
-      localized: context
-        .$dayjs('2018-08-16')
-        .format('ll')
+      advancedFormat: context.$dayjs('2018-08-16').format('Do'),
+      localized: context.$dayjs('2018-08-16').format('ll'),
     }
-  }
+  },
 }
-</script>
+</script>