Add the word 'issues' to the mentions string

app/assets/javascripts/vue_merge_request_widget/components/mr_widget_related_links.vue

 <script>
 /* eslint-disable vue/no-v-html */
-import { s__ } from '~/locale';
+import { s__, n__ } from '~/locale';
 
 export default {
   name: 'MRWidgetRelatedLinks',
@@ -24,7 +24,8 @@ export default {
       if (this.state === 'closed') {
         return s__('mrWidget|Did not close');
       }
-      return s__('mrWidget|Closes');
+
+      return n__('mrWidget|Closes issue', 'mrWidget|Closes issues', this.relatedLinks.closingCount);
     },
   },
 };
@@ -33,7 +34,8 @@ export default {
   <section class="mr-info-list gl-ml-7 gl-pb-5">
     <p v-if="relatedLinks.closing">{{ closesText }} <span v-html="relatedLinks.closing"></span></p>
     <p v-if="relatedLinks.mentioned">
-      {{ s__('mrWidget|Mentions') }} <span v-html="relatedLinks.mentioned"></span>
+      {{ n__('mrWidget|Mentions issue', 'mrWidget|Mentions issues', relatedLinks.mentionedCount) }}
+      <span v-html="relatedLinks.mentioned"></span>
     </p>
     <p v-if="relatedLinks.assignToMe"><span v-html="relatedLinks.assignToMe"></span></p>
   </section>

app/assets/javascripts/vue_merge_request_widget/stores/mr_widget_store.js

@@ -71,7 +71,13 @@ export default class MergeRequestStore {
       const assignToMe = links.assign_to_closing;
 
       if (closing || mentioned || assignToMe) {
-        this.relatedLinks = { closing, mentioned, assignToMe };
+        this.relatedLinks = {
+          closing,
+          mentioned,
+          assignToMe,
+          closingCount: links.closing_count,
+          mentionedCount: links.mentioned_count,
+        };
       }
     }
 

app/presenters/merge_request_presenter.rb

@@ -139,7 +139,6 @@ class MergeRequestPresenter < Gitlab::View::Presenter::Delegated
   end
 
   def mentioned_issues_links
-    mentioned_issues = issues_mentioned_but_not_closing(current_user)
     markdown(
       issues_sentence(project, mentioned_issues),
       pipeline: :gfm,
@@ -239,6 +238,18 @@ class MergeRequestPresenter < Gitlab::View::Presenter::Delegated
     APPROVALS_WIDGET_BASE_TYPE
   end
 
+  def closing_issues
+    strong_memoize(:closing_issues) do
+      visible_closing_issues_for(current_user)
+    end
+  end
+
+  def mentioned_issues
+    strong_memoize(:mentioned_issues) do
+      issues_mentioned_but_not_closing(current_user)
+    end
+  end
+
   private
 
   def cached_can_be_reverted?
@@ -253,10 +264,6 @@ class MergeRequestPresenter < Gitlab::View::Presenter::Delegated
     # rubocop: enable CodeReuse/ServiceClass
   end
 
-  def closing_issues
-    @closing_issues ||= visible_closing_issues_for(current_user)
-  end
-
   def pipeline
     @pipeline ||= actual_head_pipeline
   end

app/serializers/merge_request_widget_entity.rb

@@ -110,9 +110,17 @@ class MergeRequestWidgetEntity < Grape::Entity
       presenter(merge_request).closing_issues_links
     end
 
+    expose :closing_count do |merge_request|
+      presenter(merge_request).closing_issues.size
+    end
+
     expose :mentioned_but_not_closing do |merge_request|
       presenter(merge_request).mentioned_issues_links
     end
+
+    expose :mentioned_count do |merge_request|
+      presenter(merge_request).mentioned_issues.size
+    end
   end
 
   expose :codeclimate, if: -> (mr, _) { head_pipeline_downloadable_path_for_report_type(:codequality) } do

ee/spec/features/merge_request/user_sees_closing_issues_message_spec.rb

@@ -29,7 +29,7 @@ RSpec.describe 'Merge request > User sees closing issues message', :js do
     let(:merge_request_description) { "Description\n\nclosing #{issue_1.to_reference}, #{issue_2.to_reference}" }
 
     it 'displays closing issue message exactly one time' do
-      expect(page).to have_content("Closes #{issue_1.to_reference} and #{issue_2.to_reference}", count: 1)
+      expect(page).to have_content("Closes issues #{issue_1.to_reference} and #{issue_2.to_reference}", count: 1)
     end
   end
 end

locale/gitlab.pot

@@ -39538,8 +39538,10 @@ msgstr ""
 msgid "mrWidget|Closed by"
 msgstr ""
 
-msgid "mrWidget|Closes"
-msgstr ""
+msgid "mrWidget|Closes issue"
+msgid_plural "mrWidget|Closes issues"
+msgstr[0] ""
+msgstr[1] ""
 
 msgid "mrWidget|Delete source branch"
 msgstr ""
@@ -39574,8 +39576,10 @@ msgstr ""
 msgid "mrWidget|Members who can merge are allowed to add commits."
 msgstr ""
 
-msgid "mrWidget|Mentions"
-msgstr ""
+msgid "mrWidget|Mentions issue"
+msgid_plural "mrWidget|Mentions issues"
+msgstr[0] ""
+msgstr[1] ""
 
 msgid "mrWidget|Merge"
 msgstr ""

spec/features/merge_request/user_sees_closing_issues_message_spec.rb

@@ -31,7 +31,7 @@ RSpec.describe 'Merge request > User sees closing issues message', :js do
     let(:merge_request_description) { "Description\n\nclosing #{issue_1.to_reference}, #{issue_2.to_reference}" }
 
     it 'does not display closing issue message' do
-      expect(page).to have_content("Closes #{issue_1.to_reference} and #{issue_2.to_reference}")
+      expect(page).to have_content("Closes issues #{issue_1.to_reference} and #{issue_2.to_reference}")
     end
   end
 
@@ -39,7 +39,7 @@ RSpec.describe 'Merge request > User sees closing issues message', :js do
     let(:merge_request_description) { "Description\n\nRefers to #{issue_1.to_reference} and #{issue_2.to_reference}" }
 
     it 'does not display closing issue message' do
-      expect(page).to have_content("Mentions #{issue_1.to_reference} and #{issue_2.to_reference}")
+      expect(page).to have_content("Mentions issues #{issue_1.to_reference} and #{issue_2.to_reference}")
     end
   end
 
@@ -47,8 +47,8 @@ RSpec.describe 'Merge request > User sees closing issues message', :js do
     let(:merge_request_title) { "closes #{issue_1.to_reference}\n\n refers to #{issue_2.to_reference}" }
 
     it 'does not display closing issue message' do
-      expect(page).to have_content("Closes #{issue_1.to_reference}")
-      expect(page).to have_content("Mentions #{issue_2.to_reference}")
+      expect(page).to have_content("Closes issue #{issue_1.to_reference}")
+      expect(page).to have_content("Mentions issue #{issue_2.to_reference}")
     end
   end
 
@@ -56,7 +56,7 @@ RSpec.describe 'Merge request > User sees closing issues message', :js do
     let(:merge_request_title) { "closing #{issue_1.to_reference}, #{issue_2.to_reference}" }
 
     it 'does not display closing issue message' do
-      expect(page).to have_content("Closes #{issue_1.to_reference} and #{issue_2.to_reference}")
+      expect(page).to have_content("Closes issues #{issue_1.to_reference} and #{issue_2.to_reference}")
     end
   end
 
@@ -64,7 +64,7 @@ RSpec.describe 'Merge request > User sees closing issues message', :js do
     let(:merge_request_title) { "Refers to #{issue_1.to_reference} and #{issue_2.to_reference}" }
 
     it 'does not display closing issue message' do
-      expect(page).to have_content("Mentions #{issue_1.to_reference} and #{issue_2.to_reference}")
+      expect(page).to have_content("Mentions issues #{issue_1.to_reference} and #{issue_2.to_reference}")
     end
   end
 
@@ -72,8 +72,8 @@ RSpec.describe 'Merge request > User sees closing issues message', :js do
     let(:merge_request_title) { "closes #{issue_1.to_reference}\n\n refers to #{issue_2.to_reference}" }
 
     it 'does not display closing issue message' do
-      expect(page).to have_content("Closes #{issue_1.to_reference}")
-      expect(page).to have_content("Mentions #{issue_2.to_reference}")
+      expect(page).to have_content("Closes issue #{issue_1.to_reference}")
+      expect(page).to have_content("Mentions issue #{issue_2.to_reference}")
     end
   end
 end

spec/frontend/vue_mr_widget/components/mr_widget_related_links_spec.js

@@ -17,7 +17,7 @@ describe('MRWidgetRelatedLinks', () => {
       it('returns Closes text for open merge request', () => {
         createComponent({ state: 'open', relatedLinks: {} });
 
-        expect(wrapper.vm.closesText).toBe('Closes');
+        expect(wrapper.vm.closesText).toBe('Closes issues');
       });
 
       it('returns correct text for closed merge request', () => {
@@ -38,6 +38,7 @@ describe('MRWidgetRelatedLinks', () => {
     createComponent({
       relatedLinks: {
         closing: '<a href="#">#23</a> and <a>#42</a>',
+        closingCount: 2,
       },
     });
     const content = wrapper
@@ -45,7 +46,7 @@ describe('MRWidgetRelatedLinks', () => {
       .replace(/\n(\s)+/g, ' ')
       .trim();
 
-    expect(content).toContain('Closes #23 and #42');
+    expect(content).toContain('Closes issues #23 and #42');
     expect(content).not.toContain('Mentions');
   });
 
@@ -53,11 +54,17 @@ describe('MRWidgetRelatedLinks', () => {
     createComponent({
       relatedLinks: {
         mentioned: '<a href="#">#7</a>',
+        mentionedCount: 1,
       },
     });
 
-    expect(wrapper.text().trim()).toContain('Mentions #7');
-    expect(wrapper.text().trim()).not.toContain('Closes');
+    const content = wrapper
+      .text()
+      .replace(/\n(\s)+/g, ' ')
+      .trim();
+
+    expect(content).toContain('Mentions issue #7');
+    expect(content).not.toContain('Closes issues');
   });
 
   it('should have closing and mentioned issues at the same time', () => {
@@ -65,6 +72,8 @@ describe('MRWidgetRelatedLinks', () => {
       relatedLinks: {
         closing: '<a href="#">#7</a>',
         mentioned: '<a href="#">#23</a> and <a>#42</a>',
+        closingCount: 1,
+        mentionedCount: 2,
       },
     });
     const content = wrapper
@@ -72,8 +81,8 @@ describe('MRWidgetRelatedLinks', () => {
       .replace(/\n(\s)+/g, ' ')
       .trim();
 
-    expect(content).toContain('Closes #7');
-    expect(content).toContain('Mentions #23 and #42');
+    expect(content).toContain('Closes issue #7');
+    expect(content).toContain('Mentions issues #23 and #42');
   });
 
   it('should have assing issues link', () => {

spec/serializers/merge_request_widget_entity_spec.rb

@@ -58,7 +58,7 @@ RSpec.describe MergeRequestWidgetEntity do
       data = described_class.new(resource, request: request, issues_links: true).as_json
 
       expect(data).to include(:issues_links)
-      expect(data[:issues_links]).to include(:assign_to_closing, :closing, :mentioned_but_not_closing)
+      expect(data[:issues_links]).to include(:assign_to_closing, :closing, :mentioned_but_not_closing, :closing_count, :mentioned_count)
     end
 
     it 'omits issue links by default' do