Enum stack_memdb::StorageOutcome

source · [−]

pub enum StorageOutcome {
    Inserted([u8; 32]),
    Updated([u8; 32]),
    Zeroed([u8; 32]),
    NonExistentValue([u8; 32]),
    ValueExists([u8; 32]),
    CapacityExceeded,
    Vacant,
    Occupied,
}

Variants

`Inserted([u8; 32])`

A value has been added to storage

`Updated([u8; 32])`

The existing value has been replaced with the new value

`Zeroed([u8; 32])`

The value has been removed

`NonExistentValue([u8; 32])`

The value does not exist

`ValueExists([u8; 32])`

The value already exists in storage

`CapacityExceeded`

The capacity of the storage has been reached

`Vacant`

Storage filled with zero bytes array

`Occupied`

Storage filled with non-zero bytes array

Trait Implementations

source

impl BorshDeserialize for StorageOutcome where
    [u8 ; 32]: BorshDeserialize,
    [u8 ; 32]: BorshDeserialize,
    [u8 ; 32]: BorshDeserialize,
    [u8 ; 32]: BorshDeserialize,
    [u8 ; 32]: BorshDeserialize,

source

fn deserialize(buf: &mut &[u8 ]) -> Result<Self, Error>

Deserializes this instance from a given slice of bytes. Updates the buffer to point at the remaining bytes. Read more

source

fn try_from_slice(v: &[u8 ]) -> Result<Self, Error>

Deserialize this instance from a slice of bytes.

source

impl BorshSerialize for StorageOutcome where
    [u8 ; 32]: BorshSerialize,
    [u8 ; 32]: BorshSerialize,
    [u8 ; 32]: BorshSerialize,
    [u8 ; 32]: BorshSerialize,
    [u8 ; 32]: BorshSerialize,

source

fn serialize<W: Write>(&self, writer: &mut W) -> Result<(), Error>

source

fn try_to_vec(&self) -> Result<Vec<u8, Global>, Error>

Serialize this instance into a vector of bytes.

source

impl Clone for StorageOutcome

source

fn clone(&self) -> StorageOutcome

Returns a copy of the value. Read more

1.0.0 · source

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

source

impl Ord for StorageOutcome

source

fn cmp(&self, other: &StorageOutcome) -> Ordering

This method returns an Ordering between self and other. Read more

1.21.0 · source

fn max(self, other: Self) -> Self

Compares and returns the maximum of two values. Read more

1.21.0 · source

fn min(self, other: Self) -> Self

Compares and returns the minimum of two values. Read more

1.50.0 · source

fn clamp(self, min: Self, max: Self) -> Self

Restrict a value to a certain interval. Read more

source

impl PartialEq<StorageOutcome> for StorageOutcome

source

fn eq(&self, other: &StorageOutcome) -> bool

This method tests for self and other values to be equal, and is used by ==. Read more

source

fn ne(&self, other: &StorageOutcome) -> bool

This method tests for !=.

source

impl PartialOrd<StorageOutcome> for StorageOutcome

source

fn partial_cmp(&self, other: &StorageOutcome) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more

1.0.0 · source

fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator. Read more

1.0.0 · source

fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more

1.0.0 · source

fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator. Read more

1.0.0 · source

fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more

source

impl StructuralPartialEq for StorageOutcome

Auto Trait Implementations

impl RefUnwindSafe for StorageOutcome

impl Send for StorageOutcome

impl Sync for StorageOutcome

impl Unpin for StorageOutcome

impl UnwindSafe for StorageOutcome

Blanket Implementations

source

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

source

pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

source

impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

source

impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

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

Mutably borrows from an owned value. Read more

source

impl<T> From<T> for T

const: unstable · source

pub fn from(t: T) -> T

Returns the argument unchanged.

source

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

const: unstable · source

pub fn into(self) -> U

Calls U::from(self).

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

source

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

type Owned = T

The resulting type after obtaining ownership.

source

pub fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

source

pub fn clone_into(&self, target: &mut T)

🔬 This is a nightly-only experimental API. (toowned_clone_into)

Uses borrowed data to replace owned data, usually by cloning. Read more

source

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

source

impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Enum stack_memdb::StorageOutcome

Variants

Inserted([u8; 32])

Updated([u8; 32])

Zeroed([u8; 32])

NonExistentValue([u8; 32])

ValueExists([u8; 32])

CapacityExceeded

Vacant

Occupied

Trait Implementations

impl BorshDeserialize for StorageOutcome where [u8; 32]: BorshDeserialize, [u8; 32]: BorshDeserialize, [u8; 32]: BorshDeserialize, [u8; 32]: BorshDeserialize, [u8; 32]: BorshDeserialize,

fn deserialize(buf: &mut &[u8]) -> Result<Self, Error>

fn try_from_slice(v: &[u8]) -> Result<Self, Error>

impl BorshSerialize for StorageOutcome where [u8; 32]: BorshSerialize, [u8; 32]: BorshSerialize, [u8; 32]: BorshSerialize, [u8; 32]: BorshSerialize, [u8; 32]: BorshSerialize,

fn serialize<W: Write>(&self, writer: &mut W) -> Result<(), Error>

fn try_to_vec(&self) -> Result<Vec<u8, Global>, Error>

impl Clone for StorageOutcome

fn clone(&self) -> StorageOutcome

fn clone_from(&mut self, source: &Self)

impl Ord for StorageOutcome

fn cmp(&self, other: &StorageOutcome) -> Ordering

fn max(self, other: Self) -> Self

fn min(self, other: Self) -> Self

fn clamp(self, min: Self, max: Self) -> Self

impl PartialEq<StorageOutcome> for StorageOutcome

fn eq(&self, other: &StorageOutcome) -> bool

fn ne(&self, other: &StorageOutcome) -> bool

impl PartialOrd<StorageOutcome> for StorageOutcome

fn partial_cmp(&self, other: &StorageOutcome) -> Option<Ordering>

fn lt(&self, other: &Rhs) -> bool

fn le(&self, other: &Rhs) -> bool

fn gt(&self, other: &Rhs) -> bool

fn ge(&self, other: &Rhs) -> bool

impl Copy for StorageOutcome

impl Eq for StorageOutcome

impl StructuralEq for StorageOutcome

impl StructuralPartialEq for StorageOutcome

Auto Trait Implementations

impl RefUnwindSafe for StorageOutcome

impl Send for StorageOutcome

impl Sync for StorageOutcome

impl Unpin for StorageOutcome

impl UnwindSafe for StorageOutcome

Blanket Implementations

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

pub fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where T: ?Sized,

pub fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

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

impl<T> From<T> for T

pub fn from(t: T) -> T

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

pub fn into(self) -> U

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

type Owned = T

pub fn to_owned(&self) -> T

pub fn clone_into(&self, target: &mut T)

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

type Error = Infallible

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for T where U: TryFrom<T>,

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

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

`Inserted([u8; 32])`

`Updated([u8; 32])`

`Zeroed([u8; 32])`

`NonExistentValue([u8; 32])`

`ValueExists([u8; 32])`

`CapacityExceeded`

`Vacant`

`Occupied`

impl BorshDeserialize for StorageOutcome where
[u8 ; 32]: BorshDeserialize,
[u8 ; 32]: BorshDeserialize,
[u8 ; 32]: BorshDeserialize,
[u8 ; 32]: BorshDeserialize,
[u8 ; 32]: BorshDeserialize,

fn deserialize(buf: &mut &[u8 ]) -> Result<Self, Error>

fn try_from_slice(v: &[u8 ]) -> Result<Self, Error>

impl BorshSerialize for StorageOutcome where
[u8 ; 32]: BorshSerialize,
[u8 ; 32]: BorshSerialize,
[u8 ; 32]: BorshSerialize,
[u8 ; 32]: BorshSerialize,
[u8 ; 32]: BorshSerialize,

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

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

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

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

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

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,