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GroupingValue

graphrecords_query::capabilities

Trait GroupingValue 

Source 
pub trait GroupingValue: ValueDomain {
    type Key: GroupKey;

    // Required method
    fn to_group_key(
        value: &Self::Value<'_>,
    ) -> <Self::Key as IndexDomain>::Owned;
}

Required Associated Types§

Source

type Key: GroupKey

Required Methods§

Source

fn to_group_key(value: &Self::Value<'_>) -> <Self::Key as IndexDomain>::Owned

Dyn Compatibility§

This trait is not dyn compatible.

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

Implementors§