pub struct Subscription {
pub user_data: Obj,
pub close_flag: Weak<RwLock<Option<()>>>,
pub on_unsubscribe: Option<Cleanup>,
}
Executes the destructor for this type.
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Immutably borrows from an owned value.
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Mutably borrows from an owned value.
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Returns the argument unchanged.
Calls U::from(self).
That is, this conversion is whatever the implementation of
From<T> for U chooses to do.
The type returned in the event of a conversion error.
Performs the conversion.
The type returned in the event of a conversion error.
Performs the conversion.