pub type Extension = Box<dyn Fn(&mut ModelBuilder<'_>, &Identifier, &str) -> Result<ControlFlow<()>, Error> + Sync + Send>;Aliased Typeยง
struct Extension(/* private fields */);pub type Extension = Box<dyn Fn(&mut ModelBuilder<'_>, &Identifier, &str) -> Result<ControlFlow<()>, Error> + Sync + Send>;struct Extension(/* private fields */);