Make disk_path keyword argument and optional

app/models/project.rb

@@ -480,7 +480,7 @@ class Project < ActiveRecord::Base
   end
   def repository
-    @repository ||= Repository.new(full_path, disk_path, self)
+    @repository ||= Repository.new(full_path, self, disk_path: disk_path)
   end
   def container_registry_url
@@ -980,9 +980,8 @@ class Project < ActiveRecord::Base
   # Expires various caches before a project is renamed.
   def expire_caches_before_rename(old_path)
-    # TODO: if we start using UUIDs for cache, we don't need to do this HACK anymore
-    repo = Repository.new(old_path, old_path, self)
-    wiki = Repository.new("#{old_path}.wiki", "#{old_path}.wiki", self)
+    repo = Repository.new(old_path, self)
+    wiki = Repository.new("#{old_path}.wiki", self)
     if repo.exists?
       repo.before_delete

app/models/project_wiki.rb

@@ -138,7 +138,7 @@ class ProjectWiki
   end
   def repository
-    @repository ||= Repository.new(full_path, disk_path, @project)
+    @repository ||= Repository.new(full_path, @project, disk_path: disk_path)
   end
   def default_branch

app/models/repository.rb

@@ -52,9 +52,9 @@ class Repository
     end
   end
-  def initialize(full_path, disk_path, project)
+  def initialize(full_path, project, disk_path: nil)
     @full_path = full_path
-    @disk_path = disk_path
+    @disk_path = disk_path || full_path
     @project = project
   end

app/services/projects/destroy_service.rb

@@ -127,7 +127,7 @@ module Projects
     def flush_caches(project)
       project.repository.before_delete
-      Repository.new(wiki_path, repo_path, project).before_delete
+      Repository.new(wiki_path, project, disk_path: repo_path).before_delete
     end
   end
 end