Struct fuel_core_storage::StorageMut
source · pub struct StorageMut<'a, T, Type>(/* private fields */)
where
T: 'a + ?Sized,
Type: Mappable;
Expand description
The wrapper around the storage that supports methods from StorageInspect
and
StorageMutate
.
Implementations§
source§impl<'a, T, Type> StorageMut<'a, T, Type>where
T: StorageInspect<Type>,
Type: Mappable,
impl<'a, T, Type> StorageMut<'a, T, Type>where
T: StorageInspect<Type>,
Type: Mappable,
pub fn get( self, key: &<Type as Mappable>::Key, ) -> Result<Option<Cow<'a, <Type as Mappable>::OwnedValue>>, <T as StorageInspect<Type>>::Error>
pub fn contains_key( self, key: &<Type as Mappable>::Key, ) -> Result<bool, <T as StorageInspect<Type>>::Error>
source§impl<'a, T, Type> StorageMut<'a, T, Type>where
T: StorageMutate<Type>,
Type: Mappable,
impl<'a, T, Type> StorageMut<'a, T, Type>where
T: StorageMutate<Type>,
Type: Mappable,
pub fn insert( self, key: &<Type as Mappable>::Key, value: &<Type as Mappable>::Value, ) -> Result<Option<<Type as Mappable>::OwnedValue>, <T as StorageInspect<Type>>::Error>
pub fn remove( self, key: &<Type as Mappable>::Key, ) -> Result<Option<<Type as Mappable>::OwnedValue>, <T as StorageInspect<Type>>::Error>
source§impl<'a, T, Type> StorageMut<'a, T, Type>where
Type: Mappable,
impl<'a, T, Type> StorageMut<'a, T, Type>where
Type: Mappable,
pub fn root<Key>(
self,
key: &Key,
) -> Result<[u8; 32], <T as StorageInspect<Type>>::Error>where
T: MerkleRootStorage<Key, Type>,
source§impl<'a, T, Type> StorageMut<'a, T, Type>where
T: StorageWrite<Type>,
Type: Mappable,
impl<'a, T, Type> StorageMut<'a, T, Type>where
T: StorageWrite<Type>,
Type: Mappable,
pub fn write( &mut self, key: &<Type as Mappable>::Key, buf: &[u8], ) -> Result<usize, <T as StorageInspect<Type>>::Error>
pub fn replace(
&mut self,
key: &<Type as Mappable>::Key,
buf: &[u8],
) -> Result<(usize, Option<Vec<u8>>), <T as StorageInspect<Type>>::Error>where
T: StorageSize<Type>,
pub fn take( &mut self, key: &<Type as Mappable>::Key, ) -> Result<Option<Vec<u8>>, <T as StorageInspect<Type>>::Error>
Auto Trait Implementations§
impl<'a, T, Type> Freeze for StorageMut<'a, T, Type>where
T: ?Sized,
impl<'a, T, Type> RefUnwindSafe for StorageMut<'a, T, Type>
impl<'a, T, Type> Send for StorageMut<'a, T, Type>
impl<'a, T, Type> Sync for StorageMut<'a, T, Type>
impl<'a, T, Type> Unpin for StorageMut<'a, T, Type>
impl<'a, T, Type> !UnwindSafe for StorageMut<'a, T, Type>
Blanket Implementations§
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
source§impl<T> FmtForward for T
impl<T> FmtForward for T
source§fn fmt_binary(self) -> FmtBinary<Self>where
Self: Binary,
fn fmt_binary(self) -> FmtBinary<Self>where
Self: Binary,
Causes
self
to use its Binary
implementation when Debug
-formatted.source§fn fmt_display(self) -> FmtDisplay<Self>where
Self: Display,
fn fmt_display(self) -> FmtDisplay<Self>where
Self: Display,
Causes
self
to use its Display
implementation when
Debug
-formatted.source§fn fmt_lower_exp(self) -> FmtLowerExp<Self>where
Self: LowerExp,
fn fmt_lower_exp(self) -> FmtLowerExp<Self>where
Self: LowerExp,
Causes
self
to use its LowerExp
implementation when
Debug
-formatted.source§fn fmt_lower_hex(self) -> FmtLowerHex<Self>where
Self: LowerHex,
fn fmt_lower_hex(self) -> FmtLowerHex<Self>where
Self: LowerHex,
Causes
self
to use its LowerHex
implementation when
Debug
-formatted.source§fn fmt_octal(self) -> FmtOctal<Self>where
Self: Octal,
fn fmt_octal(self) -> FmtOctal<Self>where
Self: Octal,
Causes
self
to use its Octal
implementation when Debug
-formatted.source§fn fmt_pointer(self) -> FmtPointer<Self>where
Self: Pointer,
fn fmt_pointer(self) -> FmtPointer<Self>where
Self: Pointer,
Causes
self
to use its Pointer
implementation when
Debug
-formatted.source§fn fmt_upper_exp(self) -> FmtUpperExp<Self>where
Self: UpperExp,
fn fmt_upper_exp(self) -> FmtUpperExp<Self>where
Self: UpperExp,
Causes
self
to use its UpperExp
implementation when
Debug
-formatted.source§fn fmt_upper_hex(self) -> FmtUpperHex<Self>where
Self: UpperHex,
fn fmt_upper_hex(self) -> FmtUpperHex<Self>where
Self: UpperHex,
Causes
self
to use its UpperHex
implementation when
Debug
-formatted.source§impl<T> IntoEither for T
impl<T> IntoEither for T
source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left
is true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read moresource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left(&self)
returns true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read moresource§impl<S> IteratorOverTable for S
impl<S> IteratorOverTable for S
source§fn iter_all<M>(
&self,
direction: Option<IterDirection>,
) -> BoxedIter<'_, Result<(M::OwnedKey, M::OwnedValue)>> ⓘwhere
M: Mappable,
Self: IterableTable<M>,
fn iter_all<M>(
&self,
direction: Option<IterDirection>,
) -> BoxedIter<'_, Result<(M::OwnedKey, M::OwnedValue)>> ⓘwhere
M: Mappable,
Self: IterableTable<M>,
Returns an iterator over the all entries in the table.
source§fn iter_all_by_prefix<M, P>(
&self,
prefix: Option<P>,
) -> BoxedIter<'_, Result<(M::OwnedKey, M::OwnedValue)>> ⓘ
fn iter_all_by_prefix<M, P>( &self, prefix: Option<P>, ) -> BoxedIter<'_, Result<(M::OwnedKey, M::OwnedValue)>> ⓘ
Returns an iterator over the all entries in the table with the specified prefix.
source§fn iter_all_by_start<M>(
&self,
start: Option<&M::Key>,
direction: Option<IterDirection>,
) -> BoxedIter<'_, Result<(M::OwnedKey, M::OwnedValue)>> ⓘwhere
M: Mappable,
Self: IterableTable<M>,
fn iter_all_by_start<M>(
&self,
start: Option<&M::Key>,
direction: Option<IterDirection>,
) -> BoxedIter<'_, Result<(M::OwnedKey, M::OwnedValue)>> ⓘwhere
M: Mappable,
Self: IterableTable<M>,
Returns an iterator over the all entries in the table after a specific start key.
source§fn iter_all_filtered<M, P>(
&self,
prefix: Option<P>,
start: Option<&M::Key>,
direction: Option<IterDirection>,
) -> BoxedIter<'_, Result<(M::OwnedKey, M::OwnedValue)>> ⓘ
fn iter_all_filtered<M, P>( &self, prefix: Option<P>, start: Option<&M::Key>, direction: Option<IterDirection>, ) -> BoxedIter<'_, Result<(M::OwnedKey, M::OwnedValue)>> ⓘ
Returns an iterator over the all entries in the table with a prefix after a specific start key.
source§impl<T> Pipe for Twhere
T: ?Sized,
impl<T> Pipe for Twhere
T: ?Sized,
source§fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> Rwhere
Self: Sized,
fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> Rwhere
Self: Sized,
Pipes by value. This is generally the method you want to use. Read more
source§fn pipe_ref<'a, R>(&'a self, func: impl FnOnce(&'a Self) -> R) -> Rwhere
R: 'a,
fn pipe_ref<'a, R>(&'a self, func: impl FnOnce(&'a Self) -> R) -> Rwhere
R: 'a,
Borrows
self
and passes that borrow into the pipe function. Read moresource§fn pipe_ref_mut<'a, R>(&'a mut self, func: impl FnOnce(&'a mut Self) -> R) -> Rwhere
R: 'a,
fn pipe_ref_mut<'a, R>(&'a mut self, func: impl FnOnce(&'a mut Self) -> R) -> Rwhere
R: 'a,
Mutably borrows
self
and passes that borrow into the pipe function. Read moresource§fn pipe_borrow<'a, B, R>(&'a self, func: impl FnOnce(&'a B) -> R) -> R
fn pipe_borrow<'a, B, R>(&'a self, func: impl FnOnce(&'a B) -> R) -> R
source§fn pipe_borrow_mut<'a, B, R>(
&'a mut self,
func: impl FnOnce(&'a mut B) -> R,
) -> R
fn pipe_borrow_mut<'a, B, R>( &'a mut self, func: impl FnOnce(&'a mut B) -> R, ) -> R
source§fn pipe_as_ref<'a, U, R>(&'a self, func: impl FnOnce(&'a U) -> R) -> R
fn pipe_as_ref<'a, U, R>(&'a self, func: impl FnOnce(&'a U) -> R) -> R
Borrows
self
, then passes self.as_ref()
into the pipe function.source§fn pipe_as_mut<'a, U, R>(&'a mut self, func: impl FnOnce(&'a mut U) -> R) -> R
fn pipe_as_mut<'a, U, R>(&'a mut self, func: impl FnOnce(&'a mut U) -> R) -> R
Mutably borrows
self
, then passes self.as_mut()
into the pipe
function.source§fn pipe_deref<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R
fn pipe_deref<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R
Borrows
self
, then passes self.deref()
into the pipe function.source§impl<T> StorageAsMut for T
impl<T> StorageAsMut for T
fn storage<Type>(&mut self) -> StorageMut<'_, Self, Type>where
Type: Mappable,
fn storage_as_mut<Type>(&mut self) -> StorageMut<'_, Self, Type>where
Type: Mappable,
source§impl<T> StorageAsRef for T
impl<T> StorageAsRef for T
fn storage<Type>(&self) -> StorageRef<'_, Self, Type>where
Type: Mappable,
fn storage_as_ref<Type>(&self) -> StorageRef<'_, Self, Type>where
Type: Mappable,
source§impl<T> Tap for T
impl<T> Tap for T
source§fn tap_borrow<B>(self, func: impl FnOnce(&B)) -> Self
fn tap_borrow<B>(self, func: impl FnOnce(&B)) -> Self
Immutable access to the
Borrow<B>
of a value. Read moresource§fn tap_borrow_mut<B>(self, func: impl FnOnce(&mut B)) -> Self
fn tap_borrow_mut<B>(self, func: impl FnOnce(&mut B)) -> Self
Mutable access to the
BorrowMut<B>
of a value. Read moresource§fn tap_ref<R>(self, func: impl FnOnce(&R)) -> Self
fn tap_ref<R>(self, func: impl FnOnce(&R)) -> Self
Immutable access to the
AsRef<R>
view of a value. Read moresource§fn tap_ref_mut<R>(self, func: impl FnOnce(&mut R)) -> Self
fn tap_ref_mut<R>(self, func: impl FnOnce(&mut R)) -> Self
Mutable access to the
AsMut<R>
view of a value. Read moresource§fn tap_deref<T>(self, func: impl FnOnce(&T)) -> Self
fn tap_deref<T>(self, func: impl FnOnce(&T)) -> Self
Immutable access to the
Deref::Target
of a value. Read moresource§fn tap_deref_mut<T>(self, func: impl FnOnce(&mut T)) -> Self
fn tap_deref_mut<T>(self, func: impl FnOnce(&mut T)) -> Self
Mutable access to the
Deref::Target
of a value. Read moresource§fn tap_dbg(self, func: impl FnOnce(&Self)) -> Self
fn tap_dbg(self, func: impl FnOnce(&Self)) -> Self
Calls
.tap()
only in debug builds, and is erased in release builds.source§fn tap_mut_dbg(self, func: impl FnOnce(&mut Self)) -> Self
fn tap_mut_dbg(self, func: impl FnOnce(&mut Self)) -> Self
Calls
.tap_mut()
only in debug builds, and is erased in release
builds.source§fn tap_borrow_dbg<B>(self, func: impl FnOnce(&B)) -> Self
fn tap_borrow_dbg<B>(self, func: impl FnOnce(&B)) -> Self
Calls
.tap_borrow()
only in debug builds, and is erased in release
builds.source§fn tap_borrow_mut_dbg<B>(self, func: impl FnOnce(&mut B)) -> Self
fn tap_borrow_mut_dbg<B>(self, func: impl FnOnce(&mut B)) -> Self
Calls
.tap_borrow_mut()
only in debug builds, and is erased in release
builds.source§fn tap_ref_dbg<R>(self, func: impl FnOnce(&R)) -> Self
fn tap_ref_dbg<R>(self, func: impl FnOnce(&R)) -> Self
Calls
.tap_ref()
only in debug builds, and is erased in release
builds.source§fn tap_ref_mut_dbg<R>(self, func: impl FnOnce(&mut R)) -> Self
fn tap_ref_mut_dbg<R>(self, func: impl FnOnce(&mut R)) -> Self
Calls
.tap_ref_mut()
only in debug builds, and is erased in release
builds.source§fn tap_deref_dbg<T>(self, func: impl FnOnce(&T)) -> Self
fn tap_deref_dbg<T>(self, func: impl FnOnce(&T)) -> Self
Calls
.tap_deref()
only in debug builds, and is erased in release
builds.