rings: WIP

Signed-off-by: Alejandro Mery <amery@jpi.io>

pkg/rings/errors.go

@@ -0,0 +1,11 @@
+package rings
+
+import (
+	"syscall"
+
+	"darvaza.org/core"
+)
+
+func ErrOutOfRange[T ~int](value T, field string) error {
+	return core.Wrap(syscall.EINVAL, "%v: %s out of range", value, field)
+}