Struct DataHop 

pub struct DataHop<'a> {
    pub edge: &'a DataEdge,
    pub value: Option<&'a LocalValue>,
}

One end of a data edge together with the local reached through it. 数据边的一端，以及经该边到达的局部值。

Fields

edge: &'a DataEdge

The edge being traversed. 正在遍历的边。

value: Option<&'a LocalValue>

The local at this end, None when it was not recorded. 该端的局部值；未记录时为 None。

Trait Implementations

impl<'a> Clone for DataHop<'a>

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<'a> Copy for DataHop<'a>

impl<'a> Debug for DataHop<'a>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.