Trait Visit 

pub trait Visit<T: Tree> {
    // Required method
    fn visit(&mut self, t: &T);

    // Provided methods
    fn pre(&mut self, t: &T) { ... }
    fn post(&mut self, t: &T) { ... }
    fn tree_visit(&mut self, t: &T) { ... }
}

A similar trait to generate traversal over tree-like structure. See Endo for more details.

Required Methods

fn visit(&mut self, t: &T)

Provided Methods

fn pre(&mut self, t: &T)

fn post(&mut self, t: &T)

fn tree_visit(&mut self, t: &T)

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors

impl Visit<PlanRef<Logical>> for Counter