Enum UnhandledPolicy 

pub enum UnhandledPolicy {
    Discard,
    DeadLetter,
    Error,
}

What to do with an external event that enables no transition and is not deferred.

Variants

Discard

Drop it, as the SCXML algorithm does (default for plain sessions).

DeadLetter

Record it as a vt:DeadLetter (default for virtual actors).

Error

Raise error.unhandled in the chart with the event as data.

Implementations

impl UnhandledPolicy

pub fn as_str(self) -> &'static str

The name used in vt:unhandled and in journal entries.

pub fn parse(s: &str) -> Option<Self>

The policy named s.

Trait Implementations

impl Clone for UnhandledPolicy

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for UnhandledPolicy

impl Debug for UnhandledPolicy

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for UnhandledPolicy

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for UnhandledPolicy

impl Hash for UnhandledPolicy

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl PartialEq for UnhandledPolicy

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

Equality operator ==.

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

Inequality operator !=.

impl Serialize for UnhandledPolicy

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for UnhandledPolicy