Use try for commit prev_commit_id detection

2012-04-19 23:35:35 +03:00 · 2012-04-19 23:35:35 +03:00 · 1845429268
parent 45b18365d5
commit 1845429268
1 changed files with 2 additions and 2 deletions
--- a/app/models/commit.rb
+++ b/app/models/commit.rb
@ -120,10 +120,10 @@ class Commit
  end

  def prev_commit
-    parents.first
+    parents.try :first
  end

  def prev_commit_id
-    prev_commit.id
+    prev_commit.try :id
  end
 end