Trait UseMemo 

pub trait UseMemo: Sealed {
    // Required method
    fn use_memo<F, D, T>(&mut self, f: F, deps: D) -> T
       where F: FnOnce() -> T,
             D: Hash,
             T: Clone + Send + Unpin + 'static;
}

Required Methods

fn use_memo<F, D, T>(&mut self, f: F, deps: D) -> T

where F: FnOnce() -> T, D: Hash, T: Clone + Send + Unpin + 'static,

依赖缓存，只有依赖变化时才重新计算，适合性能优化。

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementors

impl UseMemo for Hooks<'_, '_>