Module bundle_state 

Block execution changes with the reverts needed to persist and unwind them.

Ported from the revm-database crate of revm (https://github.com/bluealloy/revm), Copyright (c) 2021-2026 draganrakita, licensed under the MIT License (see LICENSES/MIT.txt). The code is kept close to upstream, so upstream style is allowed below.

Structs

AccountRevert

Assumption is that Revert can return full state from any future state to any past state.

BundleAccount

Account information focused on creating of database changesets and Reverts.

BundleBuilder

This builder is used to help to facilitate the initialization of BundleState struct

BundleState

Bundle state contain only values that got changed

PlainAccount

Plain account of StateDatabase.

PlainStateReverts

Plain state reverts are used to easily store reverts into database.

PlainStorageChangeset

Plain storage changeset.

PlainStorageRevert

Plain Storage Revert.

Reverts

Contains reverts of multiple account in multiple transitions (Transitions as a block).

StateChangeset

accounts/storages/contracts for inclusion into database.

StorageSlot

This type keeps track of the current value of a storage slot.

TransitionAccount

Account Created when EVM state is merged to cache state. And it is sent to Block state.

TransitionState

State of accounts in transition between transaction executions.

Enums

AccountInfoRevert

Depending on previous state of account info this will tell us what to do on revert.

AccountStatus

AccountStatus represents the various states an account can be in after being loaded from the database.

BundleRetention

Bundle retention policy for applying substate to the bundle.

OriginalValuesKnown

Option for BundleState when converting it to the plain state.

RevertToSlot

So storage can have multiple types:

Type Aliases

PlainStorage

Simple plain storage that does not have previous value. This is used for loading from database, cache and for bundle state.

StorageRevert

Storage reverts

StorageWithOriginalValues

This storage represent values that are before block changed.