1 files changed, 33 insertions, 0 deletions
diff --git a/app/helpers/diff_helper.rb b/app/helpers/diff_helper.rb
index cb50d89cba8..f81504991d3 100644
--- a/app/helpers/diff_helper.rb
+++ b/app/helpers/diff_helper.rb
@@ -117,4 +117,37 @@ module DiffHelper
 
     [comments_left, comments_right]
   end
+
+  def inline_diff_btn
+    params_copy = params.dup
+    params_copy[:view] = 'inline'
+
+    link_to url_for(params_copy), id: "commit-diff-viewtype", class: (params[:view] != 'parallel' ? 'btn btn-sm active' : 'btn btn-sm') do
+      'Inline'
+    end
+  end
+
+  def parallel_diff_btn
+    params_copy = params.dup
+    params_copy[:view] = 'parallel'
+
+    link_to url_for(params_copy), id: "commit-diff-viewtype", class: (params[:view] == 'parallel' ? 'btn active btn-sm' : 'btn btn-sm') do
+      'Side-by-side'
+    end
+  end
+
+  def submodule_link(blob, ref)
+    tree, commit = submodule_links(blob, ref)
+    commit_id = if commit.nil?
+                  blob.id[0..10]
+                else
+                  link_to "#{blob.id[0..10]}", commit
+                end
+
+    [
+      content_tag(:span, link_to(truncate(blob.name, length: 40), tree)),
+      '@',
+      content_tag(:span, commit_id, class: 'monospace'),
+    ].join(' ').html_safe
+  end
 end