ghc-type-equality
Data.Type.Equality compat package


This library defines a propositional equality data type, shims 'Data.Type.Equality' as well as possible for older GHCs (<7.8). ' data a :~: b where Refl :: a :~: a ' The module 'Data.Type.Equality.Hetero' shims ':~~:' equality, for compilers with 'PolyKinds'.

BSD-3-Clause

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