Implement Enumerator::Product#inspect

headius · Dec 17, 2024 · 3ea2847 · 3ea2847
1 parent 9d380bc
commit 3ea2847
Showing 1 changed file with 14 additions and 0 deletions.
diff --git a/core/src/main/ruby/jruby/kernel/enumerator.rb b/core/src/main/ruby/jruby/kernel/enumerator.rb
@@ -529,6 +529,20 @@ def rewind
     self
   end
 
+  def inspect
+    JRuby::Util.safe_recurse(@__enums, self, "inspect") do |state, obj, recur|
+      if state.nil?
+        return "#<#{obj.class}: uninitialized>"
+      end
+
+      if recur
+        return "#<#{obj.class}: ...>"
+      end
+
+      return "#<#{obj.class}: #{state.inspect}>"
+    end
+  end
+
   private def initialize_copy(other)
     return self if self.equal?(other)