Enum Key 

pub enum Key {
    Field(String),
    System(String),
}

What a guard reads: a declared field of the units on the edge, or a system field or verdict, written with a leading @.

Variants

Field(String)

System(String)

Trait Implementations

impl Clone for Key

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Key

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

Formats the value using the given formatter.

impl Eq for Key

impl PartialEq for Key

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for Key