Is the call to dup necessary in data.rb#L50?

[stevegeek]

When copying the attributes hash in #with in Literal::Data a dup call creates a shallow copy of attributes, but then merge is called. But won't #merge create a new hash anyway?

https://github.com/joeldrapper/literal/blob/main/lib/literal/data.rb#L50

[joeldrapper]

No, you're right. It's not necessary.