Files
lo/func.go
Ziyadin Shemsedinov 510d0ffaac more variants of the Partial function, #235 (#236)
* more variants of the Partial function, #235

* add comment for Partial1 func
2022-12-09 15:52:11 +01:00

42 lines
1.5 KiB
Go

package lo
// Partial returns new function that, when called, has its first argument set to the provided value.
func Partial[T1, T2, R any](f func(a T1, b T2) R, arg1 T1) func(T2) R {
return func(t2 T2) R {
return f(arg1, t2)
}
}
// Partial1 returns new function that, when called, has its first argument set to the provided value.
func Partial1[T1, T2, R any](f func(T1, T2) R, arg1 T1) func(T2) R {
return Partial(f, arg1)
}
// Partial2 returns new function that, when called, has its first argument set to the provided value.
func Partial2[T1, T2, T3, R any](f func(T1, T2, T3) R, arg1 T1) func(T2, T3) R {
return func(t2 T2, t3 T3) R {
return f(arg1, t2, t3)
}
}
// Partial3 returns new function that, when called, has its first argument set to the provided value.
func Partial3[T1, T2, T3, T4, R any](f func(T1, T2, T3, T4) R, arg1 T1) func(T2, T3, T4) R {
return func(t2 T2, t3 T3, t4 T4) R {
return f(arg1, t2, t3, t4)
}
}
// Partial4 returns new function that, when called, has its first argument set to the provided value.
func Partial4[T1, T2, T3, T4, T5, R any](f func(T1, T2, T3, T4, T5) R, arg1 T1) func(T2, T3, T4, T5) R {
return func(t2 T2, t3 T3, t4 T4, t5 T5) R {
return f(arg1, t2, t3, t4, t5)
}
}
// Partial5 returns new function that, when called, has its first argument set to the provided value
func Partial5[T1, T2, T3, T4, T5, T6, R any](f func(T1, T2, T3, T4, T5, T6) R, arg1 T1) func(T2, T3, T4, T5, T6) R {
return func(t2 T2, t3 T3, t4 T4, t5 T5, t6 T6) R {
return f(arg1, t2, t3, t4, t5, t6)
}
}