Struct Edge 

pub struct Edge<S> {
    pub from: String,
    pub to: String,
    pub condition: Arc<dyn Fn(&S) -> bool + Send + Sync>,
    pub label: Option<String>,
}

An edge between two nodes with an optional condition.

Fields

from: String

Source node name.

to: String

Target node name.

condition: Arc<dyn Fn(&S) -> bool + Send + Sync>

Condition function.

label: Option<String>

Edge label/description.

Implementations

impl<S> Edge<S>

pub fn new<F>( from: impl Into<String>, to: impl Into<String>, condition: F, ) -> Self

where F: Fn(&S) -> bool + Send + Sync + 'static,

Create a new conditional edge.

pub fn unconditional(from: impl Into<String>, to: impl Into<String>) -> Self

Create an unconditional edge (always true).

pub fn with_label(self, label: impl Into<String>) -> Self

Add a label to the edge.

pub fn matches(&self, state: &S) -> bool

Check if the condition is satisfied.

Trait Implementations

impl<S> Clone for Edge<S>

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl<S> Debug for Edge<S>

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

Formats the value using the given formatter.