Moduleweb3-polkadot-1.1.0.1Haskell2010

Network.Polkadot.Storage

Substrate uses a simple key-value data store implemented as a database-backed, modified Merkle tree.

Blockchains that are built with Substrate expose a remote procedure call (RPC) server that can be used to query runtime storage.

typetype Storage = Map Text ModuleStorage

Runtime storage is a set of named modules.

typetype ModuleStorage = Map Text StorageEntry

Each module store data in a set of named entries.

valuefromMetadata

Create Storage abstraction from runtime metadata.

valuestorageKey

:: Storage
Storage entities.
-> Text
Module name.
-> Text
Storage method name.
-> [Argument]
Arguments (for mappings).
-> Maybe HexString
Raw storage key. If module or method was not found or wrong number of arguments - returns Nothing.

Create storage key for given parameters.