Fix Enumerator.product.size.

See https://bugs.ruby-lang.org/issues/20325
marcandre · Mar 5, 2024 · c60a451 · c60a451
1 parent 83904f5
commit c60a451
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/backports/3.2.0/enumerator/product.rb b/lib/backports/3.2.0/enumerator/product.rb
@@ -56,7 +56,7 @@ def size
       @__enums.each do |enum|
         return nil unless enum.respond_to?(:size)
         size = enum.size
-        return size if size == nil || size == Float::INFINITY
+        return size if size == nil || size == Float::INFINITY || size == 0
         return nil unless size.is_a?(Integer)
         total_size *= size
       end