Files
lo/pointers.go
2022-04-21 17:19:25 +02:00

33 lines
578 B
Go

package lo
// ToPtr returns a pointer copy of value.
func ToPtr[T any](x T) *T {
return &x
}
// ToSlicePtr returns a slice of pointer copy of value.
func ToSlicePtr[T any](collection []T) []*T {
return Map(collection, func(x T, _ int) *T {
return &x
})
}
// Empty returns an empty value.
func Empty[T any]() T {
var t T
return t
}
// Coalesce returns the first non-empty arguments. Arguments must be comparable.
func Coalesce[T comparable](v ...T) (result T, ok bool) {
for _, e := range v {
if e != result {
result = e
ok = true
return
}
}
return
}