Enum MetadataExpression 

pub enum MetadataExpression {
    SampleState(SampleStateMatch),
    ViewState(ViewStateMatch),
    InstanceState(InstanceStateMatch),
}

Metadata-Expression aus Spec §7.4.8.

Variants

SampleState(SampleStateMatch)

sample_state=read|not_read|any

ViewState(ViewStateMatch)

view_state=new|not_new|any

InstanceState(InstanceStateMatch)

instance_state=alive|not_alive_disposed|not_alive_no_writers|any

Trait Implementations

impl Clone for MetadataExpression

fn clone(&self) -> MetadataExpression

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for MetadataExpression

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

Formats the value using the given formatter.

impl PartialEq for MetadataExpression

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

Tests for self and other values to be equal, and is used by ==.

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Copy for MetadataExpression

impl Eq for MetadataExpression

impl StructuralPartialEq for MetadataExpression