Allow suggesting single line changes in diffs

1 files changed, 9 insertions, 1 deletions

diff --git a/app/controllers/concerns/preview_markdown.rb b/app/controllers/concerns/preview_markdown.rb
index c61b9fabe9e..4b0f0b8255c 100644
--- a/app/controllers/concerns/preview_markdown.rb
+++ b/app/controllers/concerns/preview_markdown.rb
@@ -12,7 +12,7 @@ module PreviewMarkdown
       when 'wikis'    then { pipeline: :wiki, project_wiki: @project_wiki, page_slug: params[:id] }
       when 'snippets' then { skip_project_check: true }
       when 'groups'   then { group: group }
-      when 'projects' then { issuable_state_filter_enabled: true }
+      when 'projects' then projects_filter_params
       else {}
       end
 
@@ -22,9 +22,17 @@ module PreviewMarkdown
       body: view_context.markdown(result[:text], markdown_params),
       references: {
         users: result[:users],
+        suggestions: result[:suggestions],
         commands: view_context.markdown(result[:commands])
       }
     }
   end
+
+  def projects_filter_params
+    {
+      issuable_state_filter_enabled: true,
+      suggestions_filter_enabled: params[:preview_suggestions].present?
+    }
+  end
   # rubocop:enable Gitlab/ModuleWithInstanceVariables
 end