diff options
Diffstat (limited to 'lib/set.rb')
-rw-r--r-- | lib/set.rb | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/set.rb b/lib/set.rb index 945bdd7c98..ec4037a172 100644 --- a/lib/set.rb +++ b/lib/set.rb @@ -265,7 +265,7 @@ class Set def flatten_merge(set, seen = Set.new) set.each { |e| if e.is_a?(Set) - if seen.include?(e_id = e.id) + if seen.include?(e_id = e.object_id) raise ArgumentError, "tried to flatten recursive Set" end |