Struct CompositeRegistry 

pub struct CompositeRegistry { /* private fields */ }

A registry of composite predicates for lookup and expansion.

Implementations

impl CompositeRegistry

pub fn new() -> Self

Creates a new empty composite registry.

pub fn register( &mut self, predicate: CompositePredicate, ) -> Result<(), AdapterError>

Registers a composite predicate.

pub fn get(&self, name: &str) -> Option<&CompositePredicate>

Gets a composite predicate by name.

pub fn contains(&self, name: &str) -> bool

Checks if a predicate is registered.

pub fn expand( &self, name: &str, args: &[String], ) -> Result<PredicateBody, AdapterError>

Expands a composite predicate with the given arguments.

pub fn len(&self) -> usize

Returns the number of registered composite predicates.

pub fn is_empty(&self) -> bool

Checks if the registry is empty.

pub fn list_predicates(&self) -> Vec<String>

Lists all registered predicate names.

Trait Implementations

impl Clone for CompositeRegistry

fn clone(&self) -> CompositeRegistry

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for CompositeRegistry

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

Formats the value using the given formatter.

impl Default for CompositeRegistry

fn default() -> CompositeRegistry

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for CompositeRegistry

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for CompositeRegistry

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

where __S: Serializer,

Serialize this value into the given Serde serializer.