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shaKY-iota / type-challenges

Collection of TypeScript type challenges with online judge
https://tsch.js.org/
MIT License
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191 - Append Argument #21

Open shaKY-iota opened 2 years ago

shaKY-iota commented 2 years ago 
// your answers
// see https://github.com/type-challenges/type-challenges/issues/222#issue-702744804
type AppendArgument<Fn extends (...args: any) => unknown, A> = (...args: [...Parameters<Fn>, A]) => ReturnType<Fn>