Struct DiskMap

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pub struct DiskMap<K, V> { /* private fields */ }

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impl<K, V> DiskMap<K, V>

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pub fn open_new(directory: &str) -> Result<DiskMap<K, V>, Error>

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pub fn open(directory: &str) -> Result<DiskMap<K, V>, Error>

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pub fn insert(&self, key: K, value: V) -> Result<(), Error>

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pub fn get(&self, key: &K) -> Result<V, Error>

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pub fn alter( &self, key: &K, alter_function: impl FnMut(V) -> V, ) -> Result<(), Error>

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pub fn delete(&self, key: &K) -> Result<(), Error>

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pub fn overwrite_existing(&self, key: &K, value: V) -> Result<(), Error>

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pub fn overwrite(&self, key: &K, value: V) -> Result<(), Error>

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pub fn get_keys(&self) -> Result<Vec<K>, Error>

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pub fn contains_key(&self, key: &K) -> Result<bool, Error>

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pub fn len(&self) -> Result<usize, Error>

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pub fn as_vec(&self) -> Result<Vec<(K, V)>, Error>

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pub fn clear(&self) -> Result<(), Error>

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pub fn alter_with_default( &self, key: &K, default: V, alter_function: impl FnMut(V) -> V, ) -> Result<(), Error>

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impl<K: Clone, V: Clone> Clone for DiskMap<K, V>

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fn clone(&self) -> DiskMap<K, V>

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<K: Debug, V: Debug> Debug for DiskMap<K, V>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<K, V> Freeze for DiskMap<K, V>

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impl<K, V> RefUnwindSafe for DiskMap<K, V>

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impl<K, V> Send for DiskMap<K, V>

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impl<K, V> Sync for DiskMap<K, V>

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impl<K, V> Unpin for DiskMap<K, V>

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impl<K, V> UnwindSafe for DiskMap<K, V>

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.