Module backend

State machine backends. These manage the code and storage of contracts.

Structs

• BackendRuntimeCode
  Wrapper to create a RuntimeCode from a type that implements Backend.
• IterArgs
  A struct containing arguments for iterating over the storage.
• KeysIter
  An iterator over storage keys.
• PairsIter
  An iterator over storage keys and values.

Traits

• AsTrieBackend
  Something that can be converted into a TrieBackend.
• Backend
  A state backend is used to read state data and can have changes committed to it.
• StorageIterator
  A trait for a raw storage iterator.

Type Aliases

• BackendTransaction
  The transaction type used by Backend.