I think at this point, Haskell is the most likely to become the first mainstream PL with Pi types: https://gitlab.haskell.org/ghc/ghc/-/wikis/dependent-haskell

I think at this point, Haskell is the most likely to become the first mainstream PL with Pi types: https://gitlab.haskell.org/ghc/ghc/-/wikis/dependent-haskell https://gitlab.haskell.org/ghc/ghc/-/wikis/dependent-haskell