IssueNotesRefactor: Move catch statements into main file to make ESLint happy.

app/assets/javascripts/notes/components/issue_discussion.vue

 <script>
+/* global Flash */
+
 import IssueNote from './issue_note.vue';
 import UserAvatarLink from '../../vue_shared/components/user_avatar/user_avatar_link.vue';
 import IssueNoteHeader from './issue_note_header.vue';
@@ -76,6 +78,9 @@ export default {
       this.$store.dispatch('replyToDiscussion', data)
         .then(() => {
           this.isReplying = false;
+        })
+        .catch(() => {
+          new Flash('Something went wrong while adding your reply. Please try again.'); // eslint-disable-line
         });
     },
   },

app/assets/javascripts/notes/components/issue_note.vue

 <script>
+/* global Flash */
+
 import UserAvatarLink from '../../vue_shared/components/user_avatar/user_avatar_link.vue';
 import IssueNoteHeader from './issue_note_header.vue';
 import IssueNoteActions from './issue_note_actions.vue';
@@ -50,6 +52,7 @@ export default {
             this.isDeleting = false;
           })
           .catch(() => {
+            new Flash('Something went wrong while deleting your note. Please try again.'); // eslint-disable-line
             this.isDeleting = false;
           });
       }

app/assets/javascripts/notes/components/issue_note_form.vue

@@ -20,7 +20,7 @@ export default {
       type: String,
       required: false,
       default: 'Save comment',
-    }
+    },
   },
   data() {
     return {

app/assets/javascripts/notes/components/issue_notes.vue

 <script>
+/* global Flash */
+
 import Vue from 'vue';
 import Vuex from 'vuex';
 import storeOptions from '../stores/issue_notes_store';
@@ -39,6 +41,9 @@ export default {
     this.$store.dispatch('fetchNotes', path)
       .then(() => {
         this.isLoading = false;
+      })
+      .catch(() => {
+        new Flash('Something went wrong while fetching issue comments. Please try again.'); // eslint-disable-line
       });
   },
 };

app/assets/javascripts/notes/stores/issue_notes_store.js

-/* global Flash */
 /* eslint-disable no-param-reassign */
 
 import service from '../services/issue_notes_service';
@@ -52,9 +51,6 @@ const actions = {
       .then(res => res.json())
       .then((res) => {
         context.commit('setNotes', res);
-      })
-      .catch(() => {
-        new Flash('Something went wrong while fetching issue comments. Please try again.'); // eslint-disable-line
       });
   },
   deleteNote(context, note) {
@@ -62,9 +58,6 @@ const actions = {
       .deleteNote(note.path)
       .then(() => {
         context.commit('deleteNote', note);
-      })
-      .catch(() => {
-        new Flash('Something went wrong while deleting your note. Please try again.'); // eslint-disable-line
       });
   },
   replyToDiscussion(context, data) {
@@ -72,12 +65,9 @@ const actions = {
 
     return service
       .replyToDiscussion(endpoint, reply)
-      .then((res) => res.json())
+      .then(res => res.json())
       .then((res) => {
         context.commit('addNewReplyToDiscussion', res);
-      })
-      .catch(() => {
-        new Flash('Something went wrong while adding your reply. Please try again.'); // eslint-disable-line
       });
   },
 };