Struct StateContext 

pub struct StateContext<'a> { /* private fields */ }

Pure state context with automatic patch collection.

Implementations

impl<'a> StateContext<'a>

pub fn new(doc: &'a DocCell) -> Self

Create a new pure state context.

pub fn state<T: State>(&self, path: &str) -> T::Ref<'_>

Get a typed state reference at the specified path.

pub fn state_of<T: State>(&self) -> T::Ref<'_>

Get a typed state reference at the type’s canonical path.

Requires T to have #[tirea(path = "...")] set. Panics if T::PATH is empty.

pub fn take_patch(&self) -> Patch

Extract collected operations as a plain patch.

pub fn take_tracked_patch(&self, source: impl Into<String>) -> TrackedPatch

Extract collected operations as a tracked patch with a source.

pub fn has_changes(&self) -> bool

Check if any operations have been collected.

pub fn ops_count(&self) -> usize

Get the number of operations collected.