added default unmapper functions for OfMap

This commit is contained in:
milarin 2024-04-02 19:53:21 +02:00
parent 5735640ab6
commit abeecfd797

12
of.go
View File

@ -14,3 +14,15 @@ func OfMap[K comparable, V, T any](m map[K]V, unmapper func(K, V) T) []T {
}
return out
}
// UnmapKey is an unmapper function which returns the map key only
// and discards its value. It is supposed to be used with OfMap
func UnmapKey[K comparable, V any](key K, _ V) K {
return key
}
// UnmapValue is an unmapper function which returns the map value only
// and discards its key. It is supposed to be used with OfMap
func UnmapValue[K comparable, V any](_ K, value V) V {
return value
}