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There are several packages on hackage offering a type safe printf. Some use TH, some use variadic functions (defined with a type class) or other advanced type l

There are several packages on hackage offering a type safe printf. Some use TH, some use variadic functions (defined with a type class) or other advanced type level features.

dllthomas 9y ago
Variadic functions are used in the package under discussion, and don't get you compile time checking of the format string.