Fixed eslint errors

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

@@ -31,25 +31,25 @@ module.exports = {
     index: Number,
     rootPath: String,
   },
-  data () {
+  data() {
     return {
       showDetail: false,
-      detailIssue: Store.detail
+      detailIssue: Store.detail,
     };
   },
   computed: {
-    issueDetailVisible () {
+    issueDetailVisible() {
       return this.detailIssue.issue && this.detailIssue.issue.id === this.issue.id;
-    }
+    },
   },
   methods: {
-    mouseDown () {
+    mouseDown() {
       this.showDetail = true;
     },
     mouseMove() {
       this.showDetail = false;
     },
-    showIssue (e) {
+    showIssue(e) {
       const targetTagName = e.target.tagName.toLowerCase();
       if (targetTagName === 'a' || targetTagName === 'button') return;
@@ -64,6 +64,6 @@ module.exports = {
           Store.detail.list = this.list;
         }
       }
-    }
-  }
+    },
+  },
 };

spec/javascripts/boards/board_card_spec.js

 /* global Vue */
 /* global List */
+/* global ListLabel */
 /* global listObj */
+/* global boardsMockInterceptor */
+/* global BoardService */
 require('~/boards/models/list');
 require('~/boards/models/label');
@@ -40,7 +43,7 @@ describe('Issue card', () => {
           index: 0,
           rootPath: '/',
         },
-      }).$mount();;
+      }).$mount();
       done();
     }, 0);
   });
@@ -88,7 +91,8 @@ describe('Issue card', () => {
   describe('mouse events', () => {
     const triggerEvent = (eventName, el = vm.$el) => {
       const event = document.createEvent('MouseEvents');
-      event.initMouseEvent(eventName, true, true, window, 1, 0, 0, 0, 0, false, false, false, false, 0, null);
+      event.initMouseEvent(eventName, true, true, window, 1, 0, 0, 0, 0, false, false,
+                           false, false, 0, null);
       el.dispatchEvent(event);
     };
@@ -125,7 +129,7 @@ describe('Issue card', () => {
       expect(gl.issueBoards.BoardsStore.detail.issue).toEqual({});
     });
-    it('does not set detail issue if showDetail is false', () => {
+    it('does not set detail issue if showDetail is false after mouseup', () => {
       triggerEvent('mouseup');
       expect(gl.issueBoards.BoardsStore.detail.issue).toEqual({});