Trait CapacityHint 

pub trait CapacityHint {
    // Required method
    fn estimated_response_count(&self) -> Option<usize>;
}

Trait for requests that can provide hints about expected response count This enables capacity pre-allocation for better performance

Required Methods

fn estimated_response_count(&self) -> Option<usize>

Estimate the number of responses this request might generate Returns None if estimation is not possible

Implementors