Enum NodeSelector 

pub enum NodeSelector {
    Uuid(Uuid),
    Handle(NodeHandle),
    Match {
        label: String,
        property: String,
        value: PropValue,
    },
}

Typed public node identity accepted by path algorithms.

Variants

Uuid(Uuid)

Stable UUID identity.

Handle(NodeHandle)

A UUID handle owned by one graph instance.

Match

A unique node selected by one typed property match within a label.

Fields

label: String

Required node label.

property: String

Required property name.

value: PropValue

Exact property value.

Implementations

impl NodeSelector

pub fn uuid(value: &str) -> Result<Self, GfError>

Parse a canonical UUID selector with a structured validation error.

Trait Implementations

impl Clone for NodeSelector

fn clone(&self) -> NodeSelector

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for NodeSelector

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

Formats the value using the given formatter.

impl PartialEq for NodeSelector

fn eq(&self, other: &NodeSelector) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for NodeSelector