Check invalid timestamp value

Related to commit 9046bb5
ueno · Sep 16, 2014 · 88b8f76 · 88b8f76
1 parent 6e68d13
commit 88b8f76
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/lib/gpgme/sub_key.rb b/lib/gpgme/sub_key.rb
@@ -8,7 +8,13 @@ class SubKey
     include KeyCommon
 
     def timestamp
-      Time.at(@timestamp)
+      case @timestamp
+      when -1, 0
+        # FIXME: add a special value for invalid timestamp, or throw an error
+        return nil
+      else
+        return Time.at(@timestamp)
+      end
     end
 
     def expires?