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Elm does this quite well. Haskell has (clunky) support through classy lenses.
by wyager 10y ago
Elm does this quite well. Haskell has (clunky) support through classy lenses.
- willtim 10y agoLike PureScript, Elms record system is very simple, it is extensible, but for example it cannot type a SQL join. It is possible to type a SQL join in Haskell using type level sets/maps and type families.