Use try for commit prev_commit_id detection

18454292 · Dmitriy Zaporozhets · 45b18365 · 18454292
Commit 18454292 authored Apr 19, 2012 by Dmitriy Zaporozhets
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Showing with 2 additions and 2 deletions

app/models/commit.rb app/models/commit.rb +2 -2

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--- 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