Fix missing plugin.html_link

Author: diogot

lib/xcode_summary/plugin.rb

@@ -208,15 +208,18 @@ def parse_test_location(failure)
     end
 
     def format_path(path)
-      clean_path, line = parse_filename(path)
-      path = clean_path + '#L' + line if clean_path && line
-
       # Pick a Dangerfile plugin for a chosen request_source
       # based on https://github.com/danger/danger/blob/master/lib/danger/plugin_support/plugin.rb#L31
       plugins = Plugin.all_plugins.select { |plugin| Dangerfile.essential_plugin_classes.include? plugin }
       plugin = plugins.select { |p| p.method_defined? :html_link }.map { |p| p.new(@dangerfile) }.compact.first
 
-      plugin.html_link(path)
+      if plugin
+        clean_path, line = parse_filename(path)
+        path = clean_path + '#L' + line if clean_path && line
+        plugin.html_link(path)
+      else
+        path
+      end
     end
 
     def parse_filename(path)

spec/xcode_summary_spec.rb

@@ -204,9 +204,9 @@ module Danger
 
       describe 'where request source' do
         it 'should be bitbucket' do
-          path = @xcode_summary.send(:format_path, 'lib/xcode_summary/plugin.rb#L3')
+          path = @xcode_summary.send(:format_path, 'lib/xcode_summary/plugin.rb:3')
           # rubocop:disable LineLength
-          expect(path).to eq "<a href='https://github.com/diogot/danger-xcode_summary/lib/xcode_summary/plugin.rb?at=4d4c0f31857e3185b51b6865a0700525bc0cb2bb#L3'>lib/xcode_summary/plugin.rb</a>"
+          expect(path).to eq "lib/xcode_summary/plugin.rb:3"
           # rubocop:enable LineLength
         end
       end