Derive Macro NextNodes 

#[derive(NextNodes)]
{
    // Attributes available to this derive:
    #[next_node]
}

Derives the NextNodes trait for a VPP next node enum

Only unit variants are allowed and they must not have explicit values.

Attributes

• Each variant must have a #[next_node = "<node-name>"] attribute, where <node-name> is the name of a VPP node.

Examples

#[derive(NextNodes)]
enum ExampleNextNode {
    #[next_node = "drop"]
   Drop,
}