create a base component

1 files changed, 6 insertions, 13 deletions

diff --git a/js/src/alert.js b/js/src/alert.js
index 724cda0173..6f4c0be8de 100644
--- a/js/src/alert.js
+++ b/js/src/alert.js
@@ -15,6 +15,7 @@ import {
 } from './util/index'
 import Data from './dom/data'
 import EventHandler from './dom/event-handler'
+import BaseComponent from './base-component'
 
 /**
  * ------------------------------------------------------------------------
@@ -44,21 +45,17 @@ const CLASSNAME_SHOW = 'show'
  * ------------------------------------------------------------------------
  */
 
-class Alert {
-  constructor(element) {
-    this._element = element
-
-    if (this._element) {
-      Data.setData(element, DATA_KEY, this)
-    }
-  }
-
+class Alert extends BaseComponent {
   // Getters
 
   static get VERSION() {
     return VERSION
   }
 
+  static get DATA_KEY() {
+    return DATA_KEY
+  }
+
   // Public
 
   close(element) {
@@ -134,10 +131,6 @@ class Alert {
       alertInstance.close(this)
     }
   }
-
-  static getInstance(element) {
-    return Data.getData(element, DATA_KEY)
-  }
 }
 
 /**