Module base 

Available on crate feature base only.

Base block preparation and transaction execution for the in-memory backend.

Functions

ensure_l1_block_predeploy 🔒

Installs the canonical L1Block runtime when a local chain has no deployment.

next_millis_part 🔒

Advances the persisted BaseTime phase, independently of the absolute block number.

prepare_block_timestamp 🔒

Prepares the whole-second carry and explicit time controls for a Denim child block.

system_transactions 🔒

Builds the L1-info and BaseTime deposits from the candidate’s parent database.

validate_system_transactions 🔒

Rejects a candidate whose mandatory prefix was skipped or reverted during execution.