What does HackerNews think of rbs?

Type Signature for Ruby

Language: Ruby

#26 in Ruby
Rich Kilmer on the Power of Ruby (2007) | Jun 2023
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Are you familiar with rbs (https://github.com/ruby/rbs)? If so, what issues do you see with using that over TypeScript?
Ruby 3.2’s YJIT is Production-Ready | Jan 2023
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Ruby does have optional type annotations, if you want them:

https://github.com/ruby/rbs
RBS, Ruby’s new type signature language | Jul 2020
It's worth noting that while the article is coming from Square, this is an official Ruby project and is "Ruby 3’s new language for type signatures".

https://github.com/ruby/rbs