PackDb

Struct PackDb 

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pub struct PackDb<T: DeserializeOwned + Serialize> { /* private fields */ }

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impl<T: DeserializeOwned + Serialize> PackDb<T>

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pub fn new(store: Option<String>) -> Self

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pub fn has<K: Display>(&self, key: K) -> bool

Check if a item exists

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pub fn set<K: Display>(&self, key: K, val: T) -> Result<()>

Set a item

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pub fn get<K: Display>(&self, key: K) -> Result<T>

Get a key

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pub fn get_all(&self) -> Result<HashMap<String, T>>

Receive every object in the store

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pub fn keys(&self) -> Result<Vec<String>>

List all keys

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

returns the number of elements in the store

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pub fn is_empty(&self) -> Result<bool>

Checks if the store is empty

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pub fn insert_many<K: Display>(&self, data: HashMap<K, T>) -> Result<bool>

Insert a hashmap of values all at once

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pub fn delete<K: Display>(&self, key: K) -> bool

Delete a key - this deletes the file from the file system

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pub fn clear(&self) -> Result<bool>

Empty the storage this deletes all keys from the storage

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pub fn drain(&self) -> Result<HashMap<String, T>>

Clears the store, returning all key-value pairs as an HasMap

Auto Trait Implementations§

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impl<T> Freeze for PackDb<T>
where T: Freeze,

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impl<T> RefUnwindSafe for PackDb<T>
where T: RefUnwindSafe,

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impl<T> Send for PackDb<T>
where T: Send,

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impl<T> Sync for PackDb<T>
where T: Sync,

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impl<T> Unpin for PackDb<T>
where T: Unpin,

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impl<T> UnwindSafe for PackDb<T>
where T: UnwindSafe,

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> 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, 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.