How to desugar Haskell code

Haskell's core language is very small, and most Haskell code desugars to either: lambdas / function application, algebraic data types / case expressions, recursive let bindings, type classes and specialization, or: Foreign function calls Once you understand those concepts you have a foundation for understanding everything else within the language. As a result, the language feels very small and con

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Coreへの脱糖, 知っておくと便利