Struct sp_state_machine::BasicExternalities
source · pub struct BasicExternalities { /* private fields */ }
Expand description
Simple Map-based Externalities impl.
Implementations§
source§impl 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§
source§impl Debug for BasicExternalities
impl Debug for BasicExternalities
source§impl Default for BasicExternalities
impl Default for BasicExternalities
source§impl ExtensionStore for BasicExternalities
impl ExtensionStore for BasicExternalities
source§fn 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 moresource§impl Externalities for BasicExternalities
impl Externalities for BasicExternalities
source§fn 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.
source§fn child_storage(
&mut self,
child_info: &ChildInfo,
key: &[u8],
) -> Option<StorageValue>
fn child_storage( &mut self, child_info: &ChildInfo, key: &[u8], ) -> Option<StorageValue>
Read child runtime storage. Read more
source§fn child_storage_hash(
&mut self,
child_info: &ChildInfo,
key: &[u8],
) -> Option<Vec<u8>>
fn child_storage_hash( &mut self, child_info: &ChildInfo, key: &[u8], ) -> Option<Vec<u8>>
Get child storage value hash. Read more
source§fn next_storage_key(&mut self, key: &[u8]) -> Option<StorageKey>
fn next_storage_key(&mut self, key: &[u8]) -> Option<StorageKey>
Returns the key immediately following the given key, if it exists.
source§fn next_child_storage_key(
&mut self,
child_info: &ChildInfo,
key: &[u8],
) -> Option<StorageKey>
fn next_child_storage_key( &mut self, child_info: &ChildInfo, key: &[u8], ) -> Option<StorageKey>
Returns the key immediately following the given key, if it exists, in child storage.
source§fn 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).source§fn 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.
source§fn 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
source§fn 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
source§fn 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
source§fn 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
source§fn 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
source§fn storage_start_transaction(&mut self)
fn storage_start_transaction(&mut self)
Start a new nested transaction. Read more
source§fn storage_rollback_transaction(&mut self) -> Result<(), ()>
fn storage_rollback_transaction(&mut self) -> Result<(), ()>
Rollback the last transaction started by
storage_start_transaction
. Read moresource§fn storage_commit_transaction(&mut self) -> Result<(), ()>
fn storage_commit_transaction(&mut self) -> Result<(), ()>
Commit the last transaction started by
storage_start_transaction
. Read moresource§fn wipe(&mut self)
fn wipe(&mut self)
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Benchmarking related functionality and shouldn’t be used anywhere else!
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source§fn commit(&mut self)
fn commit(&mut self)
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Benchmarking related functionality and shouldn’t be used anywhere else!
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source§fn read_write_count(&self) -> (u32, u32, u32, u32)
fn read_write_count(&self) -> (u32, u32, u32, u32)
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Benchmarking related functionality and shouldn’t be used anywhere else!
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source§fn reset_read_write_count(&mut self)
fn reset_read_write_count(&mut self)
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Benchmarking related functionality and shouldn’t be used anywhere else!
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source§fn get_whitelist(&self) -> Vec<TrackedStorageKey>
fn get_whitelist(&self) -> Vec<TrackedStorageKey>
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Benchmarking related functionality and shouldn’t be used anywhere else!
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source§fn set_whitelist(&mut self, _: Vec<TrackedStorageKey>)
fn set_whitelist(&mut self, _: Vec<TrackedStorageKey>)
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Benchmarking related functionality and shouldn’t be used anywhere else!
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source§fn 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
§fn set_storage(&mut self, key: Vec<u8>, value: Vec<u8>)
fn set_storage(&mut self, key: Vec<u8>, value: Vec<u8>)
Set storage entry
key
of current contract being called (effective immediately).§fn set_child_storage(
&mut self,
child_info: &ChildInfo,
key: Vec<u8>,
value: Vec<u8>,
)
fn set_child_storage( &mut self, child_info: &ChildInfo, key: Vec<u8>, value: Vec<u8>, )
Set child storage entry
key
of current contract being called (effective immediately).§fn 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).§fn 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).§fn exists_storage(&mut self, key: &[u8]) -> bool
fn exists_storage(&mut self, key: &[u8]) -> bool
Whether a storage entry exists.
§fn exists_child_storage(&mut self, child_info: &ChildInfo, key: &[u8]) -> bool
fn exists_child_storage(&mut self, child_info: &ChildInfo, key: &[u8]) -> bool
Whether a child storage entry exists.
§fn 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.
§fn 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.
§fn proof_size(&self) -> Option<u32>
fn proof_size(&self) -> Option<u32>
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Benchmarking related functionality and shouldn’t be used anywhere else!
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source§impl From<BTreeMap<Vec<u8>, Vec<u8>>> for BasicExternalities
impl From<BTreeMap<Vec<u8>, Vec<u8>>> for BasicExternalities
source§fn from(map: BTreeMap<StorageKey, StorageValue>) -> Self
fn from(map: BTreeMap<StorageKey, StorageValue>) -> Self
Converts to this type from the input type.
source§impl FromIterator<(Vec<u8>, Vec<u8>)> for BasicExternalities
impl FromIterator<(Vec<u8>, Vec<u8>)> for BasicExternalities
source§fn 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
Auto Trait Implementations§
impl !Freeze for BasicExternalities
impl !RefUnwindSafe for BasicExternalities
impl Send for BasicExternalities
impl !Sync for BasicExternalities
impl Unpin for BasicExternalities
impl !UnwindSafe for BasicExternalities
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T: ?Sized,
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Converts
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