Type of R.compose
- Type declaration is Union type.
- The first is the input value (argument).
- From the second, specify the type in the order of function 1 and function 2 (function 1, 2 is return type)
example
R.compose<[{[key: string]: number}], number, number, >(
(val) => val + 1,
R.propOr(0, ['a'])
)({a: 1, b: 2});