Trait MergeFn 

pub trait MergeFn:
    Fn(&[u8], Option<&[u8]>, &MergeOperands) -> Option<Vec<u8>>
    + Send
    + Sync
    + 'static { }

Dyn Compatibility

This trait is dyn compatible.

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

Implementors

impl<F> MergeFn for F

where F: Fn(&[u8], Option<&[u8]>, &MergeOperands) -> Option<Vec<u8>> + Send + Sync + 'static,