Use Gitlab::Git helper methods and constants as much as possible.

3 files changed, 27 insertions, 10 deletions

diff --git a/lib/gitlab/git.rb b/lib/gitlab/git.rb
index 4a712c6345f..0c350d7c675 100644
--- a/lib/gitlab/git.rb
+++ b/lib/gitlab/git.rb
@@ -1,9 +1,25 @@
 module Gitlab
   module Git
     BLANK_SHA = '0' * 40
+    TAG_REF_PREFIX = "refs/tags/"
+    BRANCH_REF_PREFIX = "refs/heads/"
 
-    def self.extract_ref_name(ref)
-      ref.gsub(/\Arefs\/(tags|heads)\//, '')
+    class << self
+      def ref_name(ref)
+        ref.gsub(/\Arefs\/(tags|heads)\//, '')
+      end
+
+      def tag_ref?(ref)
+        ref.start_with?(TAG_REF_PREFIX)
+      end
+
+      def branch_ref?(ref)
+        ref.start_with?(BRANCH_REF_PREFIX)
+      end
+
+      def blank_ref?(ref)
+        ref == BLANK_SHA
+      end
     end
   end
 end
diff --git a/lib/gitlab/git_access.rb b/lib/gitlab/git_access.rb
index 9b31190a882..cb69e4b13d3 100644
--- a/lib/gitlab/git_access.rb
+++ b/lib/gitlab/git_access.rb
@@ -115,7 +115,7 @@ module Gitlab
       # we dont allow force push to protected branch
       if forced_push?(project, oldrev, newrev)
         :force_push_code_to_protected_branches
-      elsif newrev == Gitlab::Git::BLANK_SHA
+      elsif Gitlab::Git.blank_ref?(newrev)
         # and we dont allow remove of protected branch
         :remove_protected_branches
       elsif project.developers_can_push_to_protected_branch?(branch_name)
@@ -135,8 +135,8 @@ module Gitlab
 
     def branch_name(ref)
       ref = ref.to_s
-      if ref.start_with?('refs/heads')
-        ref.sub(%r{\Arefs/heads/}, '')
+      if Gitlab::Git.branch_ref?(ref)
+        Gitlab::Git.ref_name(ref)
       else
         nil
       end
@@ -144,8 +144,8 @@ module Gitlab
 
     def tag_name(ref)
       ref = ref.to_s
-      if ref.start_with?('refs/tags')
-        ref.sub(%r{\Arefs/tags/}, '')
+      if Gitlab::Git.tag_ref?(ref)
+        Gitlab::Git.ref_name(ref)
       else
         nil
       end
diff --git a/lib/gitlab/push_data_builder.rb b/lib/gitlab/push_data_builder.rb
index 5cefa67d3ab..9fb0bf65949 100644
--- a/lib/gitlab/push_data_builder.rb
+++ b/lib/gitlab/push_data_builder.rb
@@ -65,12 +65,13 @@ module Gitlab
       # existing project and commits to test web hooks
       def build_sample(project, user)
         commits = project.repository.commits(project.default_branch, nil, 3)
-        build(project, user, commits.last.id, commits.first.id, "refs/heads/#{project.default_branch}", commits)
+        ref = "#{Gitlab::Git::BRANCH_REF_PREFIX}#{project.default_branch}"
+        build(project, user, commits.last.id, commits.first.id, ref, commits)
       end
 
       def checkout_sha(repository, newrev, ref)
-        if newrev != Gitlab::Git::BLANK_SHA && ref.start_with?('refs/tags/')
-          tag_name = Gitlab::Git.extract_ref_name(ref)
+        if newrev != Gitlab::Git::BLANK_SHA && Gitlab::Git.tag_ref?(ref)
+          tag_name = Gitlab::Git.ref_name(ref)
           tag = repository.find_tag(tag_name)
 
           if tag