Find referable for each ref found in references rewriter

lib/gitlab/gfm/reference_rewriter.rb

@@ -49,7 +49,7 @@ module Gitlab
       def unfold_reference(reference, match, target_project)
         before = @text[0...match.begin(0)]
         after = @text[match.end(0)..-1]
-        referable = find_local_referable(reference)
+        referable = find_referable(reference)
 
         return reference unless referable
         cross_reference = referable.to_reference(target_project)
@@ -58,17 +58,11 @@ module Gitlab
         substitution_valid?(new_text) ? cross_reference : reference
       end
 
-      def referables
-        return @referables if @referables
-
+      def find_referable(reference)
         extractor = Gitlab::ReferenceExtractor.new(@source_project,
                                                    @current_user)
-        extractor.analyze(@text)
-        @referables = extractor.all
-      end
-
-      def find_local_referable(reference)
-        referables.find { |ref| ref.to_reference == reference }
+        extractor.analyze(reference)
+        extractor.all.first
       end
 
       def substitution_valid?(substituted)

spec/lib/gitlab/gfm/reference_rewriter_spec.rb

@@ -61,6 +61,21 @@ describe Gitlab::Gfm::ReferenceRewriter do
 
           it { is_expected.to eq "#{ref}, `#1`, #{ref}, `#1`" }
         end
+
+        context 'description with labels' do
+          let!(:label) { create(:label, id: 123, name: 'test', project: old_project) }
+          let(:project_ref) { old_project.to_reference }
+
+          context 'label referenced by id' do
+            let(:text) { '#1 and ~123' }
+            it { is_expected.to eq %Q{#{project_ref}#1 and #{project_ref}~123} }
+          end
+
+          context 'label referenced by text' do
+            let(:text) { '#1 and ~"test"' }
+            it { is_expected.to eq %Q{#{project_ref}#1 and #{project_ref}~123} }
+          end
+        end
       end
 
       context 'reference contains milestone' do