Resolve "Add missing i18n strings to issue boards."

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

@@ -3,7 +3,7 @@
 import $ from 'jquery';
 import Vue from 'vue';
 import Flash from '../../flash';
-import { __ } from '../../locale';
+import { sprintf, __ } from '../../locale';
 import Sidebar from '../../right_sidebar';
 import eventHub from '../../sidebar/event_hub';
 import AssigneeTitle from '../../sidebar/components/assignees/assignee_title.vue';
@@ -55,8 +55,10 @@ gl.issueBoards.BoardSidebar = Vue.extend({
       return this.issue.labels && this.issue.labels.length;
     },
     labelDropdownTitle() {
-      return this.hasLabels ?
-        `${this.issue.labels[0].title} ${this.issue.labels.length - 1}+ more` : 'Label';
+      return this.hasLabels ? sprintf(__('%{firstLabel} +%{labelCount} more'), {
+        firstLabel: this.issue.labels[0].title,
+        labelCount: this.issue.labels.length - 1
+      }) : __('Label');
     },
     selectedLabels() {
       return this.hasLabels ? this.issue.labels.map(l => l.title).join(',') : '';

app/assets/javascripts/labels_select.js

@@ -4,7 +4,7 @@
 import $ from 'jquery';
 import _ from 'underscore';
-import { __ } from './locale';
+import { sprintf, __ } from './locale';
 import axios from './lib/utils/axios_utils';
 import IssuableBulkUpdateActions from './issuable_bulk_update_actions';
 import DropdownUtils from './filtered_search/dropdown_utils';
@@ -39,7 +39,7 @@ export default class LabelsSelect {
       showNo = $dropdown.data('showNo');
       showAny = $dropdown.data('showAny');
       showMenuAbove = $dropdown.data('showMenuAbove');
-      defaultLabel = $dropdown.data('defaultLabel') || 'Label';
+      defaultLabel = $dropdown.data('defaultLabel') || __('Label');
       abilityName = $dropdown.data('abilityName');
       $selectbox = $dropdown.closest('.selectbox');
       $block = $selectbox.closest('.block');
@@ -267,7 +267,10 @@ export default class LabelsSelect {
             return selectedLabels;
           }
           else if (selectedLabels.length) {
-            return selectedLabels[0] + " +" + (selectedLabels.length - 1) + " more";
+            return sprintf(__('%{firstLabel} +%{labelCount} more'), {
+              firstLabel: selectedLabels[0],
+              labelCount: selectedLabels.length - 1
+            });
           }
           else {
             return defaultLabel;

changelogs/unreleased/50063-add-missing-i18n-strings-to-issue-boards.yml

+---
+title: Added missing i18n strings to issue boards lables dropdown
+merge_request: 21081
+author:
+type: other

locale/gitlab.pot

@@ -101,6 +101,9 @@ msgstr[1] ""
 msgid "%{filePath} deleted"
 msgstr ""
+msgid "%{firstLabel} +%{labelCount} more"
+msgstr ""
+
 msgid "%{group_docs_link_start}Groups%{group_docs_link_end} allow you to manage and collaborate across multiple projects. Members of a group have access to all of its projects."
 msgstr ""