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Cursor

Trait Cursor 

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pub(crate) trait Cursor<'a, T>: Send {
    // Required methods
    fn state(&self) -> &State<'a>;
    fn state_mut(&mut self) -> &mut State<'a>;
    fn count(&self) -> (usize, Option<usize>);
    fn fetch(&self) -> Option<T>;
    fn seek(&mut self);

    // Provided methods
    fn get(&self) -> Option<Result<T>> { ... }
    fn seek_and_get(&mut self) -> Option<Result<T>> { ... }
}

Required Methods§

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fn state(&self) -> &State<'a>

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fn state_mut(&mut self) -> &mut State<'a>

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fn count(&self) -> (usize, Option<usize>)

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fn fetch(&self) -> Option<T>

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fn seek(&mut self)

Provided Methods§

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fn get(&self) -> Option<Result<T>>

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fn seek_and_get(&mut self) -> Option<Result<T>>

Implementors§

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impl<'a> Cursor<'a, &'a [u8]> for Keys<'a>

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impl<'a> Cursor<'a, &'a [u8]> for KeysRev<'a>

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impl<'a> Cursor<'a, (&'a [u8], &'a [u8])> for Items<'a>

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impl<'a> Cursor<'a, (&'a [u8], &'a [u8])> for ItemsRev<'a>