Struct sp_state_machine::BasicExternalities
source · pub struct BasicExternalities { /* private fields */ }
Expand description
Simple Map-based Externalities impl.
Implementations
sourceimpl BasicExternalities
impl BasicExternalities
sourcepub fn insert(&mut self, k: StorageKey, v: StorageValue)
pub fn insert(&mut self, k: StorageKey, v: StorageValue)
Insert key/value
sourcepub fn into_storages(self) -> Storage
pub fn into_storages(self) -> Storage
Consume self and returns inner storages
sourcepub fn execute_with_storage<R>(storage: &mut Storage, f: impl FnOnce() -> R) -> R
pub fn execute_with_storage<R>(storage: &mut Storage, f: impl FnOnce() -> R) -> R
Execute the given closure f
with the externalities set and initialized with storage
.
Returns the result of the closure and updates storage
with all changes.
sourcepub fn execute_with<R>(&mut self, f: impl FnOnce() -> R) -> R
pub fn execute_with<R>(&mut self, f: impl FnOnce() -> R) -> R
Execute the given closure while self
is set as externalities.
Returns the result of the given closure.
sourcepub fn extensions(&mut self) -> &mut Extensions
pub fn extensions(&mut self) -> &mut Extensions
List of active extensions.
sourcepub fn register_extension(&mut self, ext: impl Extension)
pub fn register_extension(&mut self, ext: impl Extension)
Register an extension.
Trait Implementations
sourceimpl Debug for BasicExternalities
impl Debug for BasicExternalities
sourceimpl Default for BasicExternalities
impl Default for BasicExternalities
sourceimpl ExtensionStore for BasicExternalities
impl ExtensionStore for BasicExternalities
sourcefn extension_by_type_id(&mut self, type_id: TypeId) -> Option<&mut dyn Any>
fn extension_by_type_id(&mut self, type_id: TypeId) -> Option<&mut dyn Any>
Tries to find a registered extension by the given
type_id
and returns it as a &mut dyn Any
. Read moresourceimpl Externalities for BasicExternalities
impl Externalities for BasicExternalities
sourcefn set_offchain_storage(&mut self, _key: &[u8], _value: Option<&[u8]>)
fn set_offchain_storage(&mut self, _key: &[u8], _value: Option<&[u8]>)
Write a key value pair to the offchain storage database.
sourcefn storage(&self, key: &[u8]) -> Option<StorageValue>
fn storage(&self, key: &[u8]) -> Option<StorageValue>
Read runtime storage.
sourcefn child_storage(
&self,
child_info: &ChildInfo,
key: &[u8]
) -> Option<StorageValue>
fn child_storage(
&self,
child_info: &ChildInfo,
key: &[u8]
) -> Option<StorageValue>
Read child runtime storage. Read more
sourcefn child_storage_hash(
&self,
child_info: &ChildInfo,
key: &[u8]
) -> Option<Vec<u8>>
fn child_storage_hash(
&self,
child_info: &ChildInfo,
key: &[u8]
) -> Option<Vec<u8>>
Get child storage value hash. Read more
sourcefn next_storage_key(&self, key: &[u8]) -> Option<StorageKey>
fn next_storage_key(&self, key: &[u8]) -> Option<StorageKey>
Returns the key immediately following the given key, if it exists.
sourcefn next_child_storage_key(
&self,
child_info: &ChildInfo,
key: &[u8]
) -> Option<StorageKey>
fn next_child_storage_key(
&self,
child_info: &ChildInfo,
key: &[u8]
) -> Option<StorageKey>
Returns the key immediately following the given key, if it exists, in child storage.
sourcefn place_storage(&mut self, key: StorageKey, maybe_value: Option<StorageValue>)
fn place_storage(&mut self, key: StorageKey, maybe_value: Option<StorageValue>)
Set or clear a storage entry (
key
) of current contract being called (effective
immediately). Read moresourcefn place_child_storage(
&mut self,
child_info: &ChildInfo,
key: StorageKey,
value: Option<StorageValue>
)
fn place_child_storage(
&mut self,
child_info: &ChildInfo,
key: StorageKey,
value: Option<StorageValue>
)
Set or clear a child storage entry.
sourcefn kill_child_storage(
&mut self,
child_info: &ChildInfo,
_maybe_limit: Option<u32>,
_maybe_cursor: Option<&[u8]>
) -> MultiRemovalResults
fn kill_child_storage(
&mut self,
child_info: &ChildInfo,
_maybe_limit: Option<u32>,
_maybe_cursor: Option<&[u8]>
) -> MultiRemovalResults
Clear an entire child storage. Read more
sourcefn clear_prefix(
&mut self,
prefix: &[u8],
_maybe_limit: Option<u32>,
_maybe_cursor: Option<&[u8]>
) -> MultiRemovalResults
fn clear_prefix(
&mut self,
prefix: &[u8],
_maybe_limit: Option<u32>,
_maybe_cursor: Option<&[u8]>
) -> MultiRemovalResults
Clear storage entries which keys are start with the given prefix. Read more
sourcefn clear_child_prefix(
&mut self,
child_info: &ChildInfo,
prefix: &[u8],
_maybe_limit: Option<u32>,
_maybe_cursor: Option<&[u8]>
) -> MultiRemovalResults
fn clear_child_prefix(
&mut self,
child_info: &ChildInfo,
prefix: &[u8],
_maybe_limit: Option<u32>,
_maybe_cursor: Option<&[u8]>
) -> MultiRemovalResults
Clear child storage entries which keys are start with the given prefix. Read more
sourcefn storage_root(&mut self, state_version: StateVersion) -> Vec<u8> ⓘ
fn storage_root(&mut self, state_version: StateVersion) -> Vec<u8> ⓘ
Get the trie root of the current storage map. Read more
sourcefn child_storage_root(
&mut self,
child_info: &ChildInfo,
state_version: StateVersion
) -> Vec<u8> ⓘ
fn child_storage_root(
&mut self,
child_info: &ChildInfo,
state_version: StateVersion
) -> Vec<u8> ⓘ
Get the trie root of a child storage map. Read more
sourcefn storage_start_transaction(&mut self)
fn storage_start_transaction(&mut self)
Start a new nested transaction. Read more
sourcefn storage_rollback_transaction(&mut self) -> Result<(), ()>
fn storage_rollback_transaction(&mut self) -> Result<(), ()>
Rollback the last transaction started by
storage_start_transaction
. Read moresourcefn storage_commit_transaction(&mut self) -> Result<(), ()>
fn storage_commit_transaction(&mut self) -> Result<(), ()>
Commit the last transaction started by
storage_start_transaction
. Read moresourcefn wipe(&mut self)
fn wipe(&mut self)
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Benchmarking related functionality and shouldn’t be used anywhere else!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Read more
sourcefn commit(&mut self)
fn commit(&mut self)
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Benchmarking related functionality and shouldn’t be used anywhere else!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Read more
sourcefn read_write_count(&self) -> (u32, u32, u32, u32)
fn read_write_count(&self) -> (u32, u32, u32, u32)
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Benchmarking related functionality and shouldn’t be used anywhere else!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Read more
sourcefn reset_read_write_count(&mut self)
fn reset_read_write_count(&mut self)
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Benchmarking related functionality and shouldn’t be used anywhere else!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Read more
sourcefn get_whitelist(&self) -> Vec<TrackedStorageKey> ⓘ
fn get_whitelist(&self) -> Vec<TrackedStorageKey> ⓘ
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Benchmarking related functionality and shouldn’t be used anywhere else!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Read more
sourcefn set_whitelist(&mut self, _: Vec<TrackedStorageKey>)
fn set_whitelist(&mut self, _: Vec<TrackedStorageKey>)
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Benchmarking related functionality and shouldn’t be used anywhere else!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Read more
sourcefn get_read_and_written_keys(&self) -> Vec<(Vec<u8>, u32, u32, bool)> ⓘ
fn get_read_and_written_keys(&self) -> Vec<(Vec<u8>, u32, u32, bool)> ⓘ
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Benchmarking related functionality and shouldn’t be used anywhere else!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Read more
sourcefn set_storage(&mut self, key: Vec<u8, Global>, value: Vec<u8, Global>)
fn set_storage(&mut self, key: Vec<u8, Global>, value: Vec<u8, Global>)
Set storage entry
key
of current contract being called (effective immediately).sourcefn set_child_storage(
&mut self,
child_info: &ChildInfo,
key: Vec<u8, Global>,
value: Vec<u8, Global>
)
fn set_child_storage(
&mut self,
child_info: &ChildInfo,
key: Vec<u8, Global>,
value: Vec<u8, Global>
)
Set child storage entry
key
of current contract being called (effective immediately).sourcefn clear_storage(&mut self, key: &[u8])
fn clear_storage(&mut self, key: &[u8])
Clear a storage entry (
key
) of current contract being called (effective immediately).sourcefn clear_child_storage(&mut self, child_info: &ChildInfo, key: &[u8])
fn clear_child_storage(&mut self, child_info: &ChildInfo, key: &[u8])
Clear a child storage entry (
key
) of current contract being called (effective
immediately). Read moresourcefn exists_storage(&self, key: &[u8]) -> bool
fn exists_storage(&self, key: &[u8]) -> bool
Whether a storage entry exists.
sourcefn exists_child_storage(&self, child_info: &ChildInfo, key: &[u8]) -> bool
fn exists_child_storage(&self, child_info: &ChildInfo, key: &[u8]) -> bool
Whether a child storage entry exists.
sourcefn storage_index_transaction(&mut self, _index: u32, _hash: &[u8], _size: u32)
fn storage_index_transaction(&mut self, _index: u32, _hash: &[u8], _size: u32)
Index specified transaction slice and store it.
sourcefn storage_renew_transaction_index(&mut self, _index: u32, _hash: &[u8])
fn storage_renew_transaction_index(&mut self, _index: u32, _hash: &[u8])
Renew existing piece of transaction storage.
sourcefn proof_size(&self) -> Option<u32>
fn proof_size(&self) -> Option<u32>
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Benchmarking related functionality and shouldn’t be used anywhere else!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Read more
sourceimpl From<BTreeMap<Vec<u8, Global>, Vec<u8, Global>, Global>> for BasicExternalities
impl From<BTreeMap<Vec<u8, Global>, Vec<u8, Global>, Global>> for BasicExternalities
sourcefn from(map: BTreeMap<StorageKey, StorageValue>) -> Self
fn from(map: BTreeMap<StorageKey, StorageValue>) -> Self
Converts to this type from the input type.
sourceimpl FromIterator<(Vec<u8, Global>, Vec<u8, Global>)> for BasicExternalities
impl FromIterator<(Vec<u8, Global>, Vec<u8, Global>)> for BasicExternalities
sourcefn from_iter<I: IntoIterator<Item = (StorageKey, StorageValue)>>(
iter: I
) -> Self
fn from_iter<I: IntoIterator<Item = (StorageKey, StorageValue)>>(
iter: I
) -> Self
Creates a value from an iterator. Read more
sourceimpl PartialEq<BasicExternalities> for BasicExternalities
impl PartialEq<BasicExternalities> for BasicExternalities
sourcefn eq(&self, other: &BasicExternalities) -> bool
fn eq(&self, other: &BasicExternalities) -> bool
Auto Trait Implementations
impl !RefUnwindSafe for BasicExternalities
impl Send for BasicExternalities
impl !Sync for BasicExternalities
impl Unpin for BasicExternalities
impl !UnwindSafe for BasicExternalities
Blanket Implementations
sourceimpl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
impl<T> Downcast for Twhere
T: Any,
impl<T> Downcast for Twhere
T: Any,
fn into_any(self: Box<T, Global>) -> Box<dyn Any + 'static, Global>
fn into_any(self: Box<T, Global>) -> Box<dyn Any + 'static, Global>
Convert
Box<dyn Trait>
(where Trait: Downcast
) to Box<dyn Any>
. Box<dyn Any>
can
then be further downcast
into Box<ConcreteType>
where ConcreteType
implements Trait
. Read morefn into_any_rc(self: Rc<T>) -> Rc<dyn Any + 'static>
fn into_any_rc(self: Rc<T>) -> Rc<dyn Any + 'static>
Convert
Rc<Trait>
(where Trait: Downcast
) to Rc<Any>
. Rc<Any>
can then be
further downcast
into Rc<ConcreteType>
where ConcreteType
implements Trait
. Read morefn as_any(&self) -> &(dyn Any + 'static)
fn as_any(&self) -> &(dyn Any + 'static)
Convert
&Trait
(where Trait: Downcast
) to &Any
. This is needed since Rust cannot
generate &Any
’s vtable from &Trait
’s. Read morefn as_any_mut(&mut self) -> &mut (dyn Any + 'static)
fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)
Convert
&mut Trait
(where Trait: Downcast
) to &Any
. This is needed since Rust cannot
generate &mut Any
’s vtable from &mut Trait
’s. Read moresourceimpl<T> Instrument for T
impl<T> Instrument for T
sourcefn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
sourcefn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
sourceimpl<T, Outer> IsWrappedBy<Outer> for Twhere
Outer: AsRef<T> + AsMut<T> + From<T>,
T: From<Outer>,
impl<T, Outer> IsWrappedBy<Outer> for Twhere
Outer: AsRef<T> + AsMut<T> + From<T>,
T: From<Outer>,
impl<T> Pointable for T
impl<T> Pointable for T
sourceimpl<S, T> UncheckedInto<T> for Swhere
T: UncheckedFrom<S>,
impl<S, T> UncheckedInto<T> for Swhere
T: UncheckedFrom<S>,
sourcefn unchecked_into(self) -> T
fn unchecked_into(self) -> T
The counterpart to
unchecked_from
.