Trait DefaultBehavior 

pub trait DefaultBehavior<R> {
    // Required method
    fn apply(&self, results: impl IntoIterator<Item = R>) -> R;
}

The behavior for the default implementations of visit_xxx.

Required Methods

fn apply(&self, results: impl IntoIterator<Item = R>) -> R

Apply this behavior to the plan node with the given results.

Dyn Compatibility

This trait is not dyn compatible.

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

Implementors

impl<F, R> DefaultBehavior<R> for Merge<F>

where F: Fn(R, R) -> R, R: Default,

impl<R> DefaultBehavior<R> for DefaultValue

where R: Default,