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-rw-r--r--lib/arel/visitors/dot.rb5
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/arel/visitors/dot.rb b/lib/arel/visitors/dot.rb
index 9927b03969..54551f06f7 100644
--- a/lib/arel/visitors/dot.rb
+++ b/lib/arel/visitors/dot.rb
@@ -58,6 +58,11 @@ module Arel
alias :visit_Arel_Attributes_Time :visit_Arel_Attribute
alias :visit_Arel_Attributes_Boolean :visit_Arel_Attribute
+ def visit_Arel_Nodes_Equality o
+ visit_edge o, "left"
+ visit_edge o, "right"
+ end
+
def visit_String o
@node_stack.last.fields << o
end