ScopedState

Struct ScopedState 

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pub struct ScopedState { /* private fields */ }
Expand description

Scoped state access with a prefix.

Useful for organizing state by feature or entity.

§Example

let user_state = state::scoped("user:123");
user_state.set("name", &"John")?;
let name: String = user_state.get("name")?.unwrap();

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impl ScopedState

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pub fn new(prefix: impl Into<String>) -> Self

Create a new scoped state accessor

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pub fn get<T: DeserializeOwned>(&self, name: &str) -> Result<Option<T>>

Get a value from scoped state

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pub fn set<T: Serialize>(&self, name: &str, value: &T) -> Result<()>

Set a value in scoped state

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pub fn remove(&self, name: &str) -> Result<()>

Remove a value from scoped state

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

Check if a key exists in scoped state

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type Error = <U as TryFrom<T>>::Error

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