util

func IsLoopback ¶ added in v1.4.0

func IsLoopback(addr string) bool

func KeySlice ¶

func KeySlice[M ~map[K]V, K comparable, V any](m M) []K

KeySlice returns the keys of the map M, like slices.Collect(maps.Keys(m)).

func Sorted ¶

func Sorted[M ~map[K]V, K cmp.Ordered, V any](m M) iter.Seq2[K, V]

Sorted returns an iterator over the entries of m in key order.

func Wrapf ¶

func Wrapf(errp *error, format string, args ...any)

Wrapf wraps *errp with the given formatted message if *errp is not nil.