Trait MetaArg 

pub trait MetaArg<M> {
    // Required method
    fn into_meta(self) -> M;
}

Helper trait that lets ToolCollection::register accept either a real M or () when M = NoMeta. Passing () to a typed collection fails at compile time — there’s no silent default.

Required Methods

fn into_meta(self) -> M

Implementations on Foreign Types

impl MetaArg<NoMeta> for ()

fn into_meta(self) -> NoMeta

Implementors

impl<M> MetaArg<M> for M