Struct StateMappings 

pub struct StateMappings { /* private fields */ }

per-type backend-id -> uid map for read-side ref normalization.

Implementations

impl StateMappings

pub fn uid_for(&self, type_name: &str, backend_id: &BackendId) -> Option<Uid>

the canonical uid a backend id maps to for type_name, if known.

pub fn insert(&mut self, type_name: &str, backend_id: BackendId, uid: Uid)

record a backend-id -> uid mapping for type_name.

pub fn from_state(state: &StateStore) -> Self

project the whole state store into per-type backend-id -> uid mappings.

Trait Implementations

impl Clone for StateMappings

fn clone(&self) -> StateMappings

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for StateMappings

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

Formats the value using the given formatter.

impl Default for StateMappings

fn default() -> StateMappings

Returns the “default value” for a type.