Struct tantivy::directory::WatchCallbackList [−][src]
pub struct WatchCallbackList { /* fields omitted */ }
Expand description
Helper struct to implement the watch method in Directory
implementations.
It registers callbacks (See .subscribe(...)
) and
calls them upon calls to .broadcast(...)
.
Implementations
Subscribes a new callback and returns a handle that controls the lifetime of the callback.
Trait Implementations
Returns the “default value” for a type. Read more
Auto Trait Implementations
impl RefUnwindSafe for WatchCallbackList
impl Send for WatchCallbackList
impl Sync for WatchCallbackList
impl Unpin for WatchCallbackList
impl UnwindSafe for WatchCallbackList
Blanket Implementations
Mutably borrows from an owned value. Read more
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Convert Rc<Trait>
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. Rc<Any>
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where ConcreteType
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Convert &Trait
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