Use search scope label in empty results message

Instead of a generic and misleading "results", use the label for the
currently selected search scope.

app/helpers/search_helper.rb

@@ -34,15 +34,15 @@ module SearchHelper
       from: from,
       to: to,
       count: count,
-      scope: search_entries_info_label(scope, count),
+      scope: search_entries_scope_label(scope, count),
       term: term
     }
   end
 
-  def search_entries_info_label(scope, count)
+  def search_entries_scope_label(scope, count)
     case scope
-    when 'blobs', 'snippet_blobs', 'wiki_blobs'
-      ns_('SearchResults|result', 'SearchResults|results', count)
+    when 'blobs'
+      ns_('SearchResults|code result', 'SearchResults|code results', count)
     when 'commits'
       ns_('SearchResults|commit', 'SearchResults|commits', count)
     when 'issues'
@@ -55,10 +55,14 @@ module SearchHelper
       ns_('SearchResults|comment', 'SearchResults|comments', count)
     when 'projects'
       ns_('SearchResults|project', 'SearchResults|projects', count)
+    when 'snippet_blobs'
+      ns_('SearchResults|snippet result', 'SearchResults|snippet results', count)
     when 'snippet_titles'
       ns_('SearchResults|snippet', 'SearchResults|snippets', count)
     when 'users'
       ns_('SearchResults|user', 'SearchResults|users', count)
+    when 'wiki_blobs'
+      ns_('SearchResults|wiki result', 'SearchResults|wiki results', count)
     else
       raise "Unrecognized search scope '#{scope}'"
     end
@@ -72,6 +76,13 @@ module SearchHelper
     end
   end
 
+  def search_entries_empty_message(scope, term)
+    (s_("SearchResults|We couldn't find any %{scope} matching %{term}") % {
+      scope: search_entries_scope_label(scope, 0),
+      term: "<code>#{term}</code>"
+    }).html_safe
+  end
+
   def find_project_for_result_blob(projects, result)
     @project
   end

app/views/search/results/_empty.html.haml

@@ -2,5 +2,4 @@
   .search_glyph
   %h4
     = icon('search')
-    = _("We couldn't find any results matching")
-    %code= @search_term
+    = search_entries_empty_message(@scope, @search_term)

changelogs/unreleased/improve-search-empty-message.yml

+---
+title: Use search scope label in empty results message
+merge_request: 16324
+author:
+type: changed

locale/gitlab.pot

@@ -13509,6 +13509,14 @@ msgstr ""
 msgid "SearchResults|Showing %{from} - %{to} of %{count} %{scope} for \"%{term}\""
 msgstr ""
 
+msgid "SearchResults|We couldn't find any %{scope} matching %{term}"
+msgstr ""
+
+msgid "SearchResults|code result"
+msgid_plural "SearchResults|code results"
+msgstr[0] ""
+msgstr[1] ""
+
 msgid "SearchResults|comment"
 msgid_plural "SearchResults|comments"
 msgstr[0] ""
@@ -13539,13 +13547,13 @@ msgid_plural "SearchResults|projects"
 msgstr[0] ""
 msgstr[1] ""
 
-msgid "SearchResults|result"
-msgid_plural "SearchResults|results"
+msgid "SearchResults|snippet"
+msgid_plural "SearchResults|snippets"
 msgstr[0] ""
 msgstr[1] ""
 
-msgid "SearchResults|snippet"
-msgid_plural "SearchResults|snippets"
+msgid "SearchResults|snippet result"
+msgid_plural "SearchResults|snippet results"
 msgstr[0] ""
 msgstr[1] ""
 
@@ -13554,6 +13562,11 @@ msgid_plural "SearchResults|users"
 msgstr[0] ""
 msgstr[1] ""
 
+msgid "SearchResults|wiki result"
+msgid_plural "SearchResults|wiki results"
+msgstr[0] ""
+msgstr[1] ""
+
 msgid "Seats currently in use"
 msgstr ""
 
@@ -17438,9 +17451,6 @@ msgstr ""
 msgid "We could not determine the path to remove the issue"
 msgstr ""
 
-msgid "We couldn't find any results matching"
-msgstr ""
-
 msgid "We created a short guided tour that will help you learn the basics of GitLab and how it will help you be better at your job. It should only take a couple of minutes. You will be guided by two types of helpers, best recognized by their color."
 msgstr ""
 

spec/helpers/search_helper_spec.rb

@@ -103,19 +103,17 @@ describe SearchHelper do
     using RSpec::Parameterized::TableSyntax
 
     where(:scope, :label) do
+      'blobs'          | 'code result'
       'commits'        | 'commit'
       'issues'         | 'issue'
       'merge_requests' | 'merge request'
       'milestones'     | 'milestone'
+      'notes'          | 'comment'
       'projects'       | 'project'
+      'snippet_blobs'  | 'snippet result'
       'snippet_titles' | 'snippet'
       'users'          | 'user'
-
-      'blobs'          | 'result'
-      'snippet_blobs'  | 'result'
-      'wiki_blobs'     | 'result'
-
-      'notes'          | 'comment'
+      'wiki_blobs'     | 'wiki result'
     end
 
     with_them do
@@ -140,6 +138,15 @@ describe SearchHelper do
     end
   end
 
+  describe 'search_entries_empty_message' do
+    it 'returns the formatted entry message' do
+      message = search_entries_empty_message('projects', 'foo')
+
+      expect(message).to eq("We couldn't find any projects matching <code>foo</code>")
+      expect(message).to be_html_safe
+    end
+  end
+
   describe 'search_filter_input_options' do
     context 'project' do
       before do