Move BoardBlankState vue component

app/assets/javascripts/boards/components/board.js

@@ -5,7 +5,7 @@ import Sortable from 'vendor/Sortable';
 import Vue from 'vue';
 import AccessorUtilities from '../../lib/utils/accessor';
 import boardList from './board_list.vue';
-import boardBlankState from './board_blank_state';
+import BoardBlankState from './board_blank_state.vue';
 import './board_delete';
 
 const Store = gl.issueBoards.BoardsStore;
@@ -18,7 +18,7 @@ gl.issueBoards.Board = Vue.extend({
   components: {
     boardList,
     'board-delete': gl.issueBoards.BoardDelete,
-    boardBlankState,
+    BoardBlankState,
   },
   props: {
     list: Object,

app/assets/javascripts/boards/components/board_blank_state.js → app/assets/javascripts/boards/components/board_blank_state.vue

+<script>
 /* global ListLabel */
-
 import _ from 'underscore';
 import Cookies from 'js-cookie';
 
 const Store = gl.issueBoards.BoardsStore;
 
 export default {
-  template: `
-    <div class="board-blank-state">
-      <p>
-        Add the following default lists to your Issue Board with one click:
-      </p>
-      <ul class="board-blank-state-list">
-        <li v-for="label in predefinedLabels">
-          <span
-            class="label-color"
-            :style="{ backgroundColor: label.color }">
-          </span>
-          {{ label.title }}
-        </li>
-      </ul>
-      <p>
-        Starting out with the default set of lists will get you right on the way to making the most of your board.
-      </p>
-      <button
-        class="btn btn-create btn-inverted btn-block"
-        type="button"
-        @click.stop="addDefaultLists">
-        Add default lists
-      </button>
-      <button
-        class="btn btn-default btn-block"
-        type="button"
-        @click.stop="clearBlankState">
-        Nevermind, I'll use my own
-      </button>
-    </div>
-  `,
   data() {
     return {
       predefinedLabels: [
@@ -89,3 +58,41 @@ export default {
     clearBlankState: Store.removeBlankState.bind(Store),
   },
 };
+
+</script>
+
+<template>
+  <div class="board-blank-state">
+    <p>
+      Add the following default lists to your Issue Board with one click:
+    </p>
+    <ul class="board-blank-state-list">
+      <li
+        v-for="(label, index) in predefinedLabels"
+        :key="index"
+      >
+        <span
+          class="label-color"
+          :style="{ backgroundColor: label.color }">
+        </span>
+        {{ label.title }}
+      </li>
+    </ul>
+    <p>
+      Starting out with the default set of lists will get you
+      right on the way to making the most of your board.
+    </p>
+    <button
+      class="btn btn-create btn-inverted btn-block"
+      type="button"
+      @click.stop="addDefaultLists">
+      Add default lists
+    </button>
+    <button
+      class="btn btn-default btn-block"
+      type="button"
+      @click.stop="clearBlankState">
+      Nevermind, I'll use my own
+    </button>
+  </div>
+</template>

changelogs/unreleased/move-board-blank-state-vue-component.yml

+---
+title: Move BoardBlankState vue component
+merge_request: 17666
+author: George Tsiolis
+type: performance

spec/javascripts/boards/board_blank_state_spec.js

 /* global BoardService */
 import Vue from 'vue';
 import '~/boards/stores/boards_store';
-import boardBlankState from '~/boards/components/board_blank_state';
+import BoardBlankState from '~/boards/components/board_blank_state.vue';
 import { mockBoardService } from './mock_data';
 
 describe('Boards blank state', () => {
@@ -9,7 +9,7 @@ describe('Boards blank state', () => {
   let fail = false;
 
   beforeEach((done) => {
-    const Comp = Vue.extend(boardBlankState);
+    const Comp = Vue.extend(BoardBlankState);
 
     gl.issueBoards.BoardsStore.create();
     gl.boardService = mockBoardService();