Module chainspec 

Chain spec parser that pre-populates the genesis alloc with ArbOS state when the spec declares config.arbitrum.InitialArbOSVersion but does not include the ArbOS state account in the alloc.

Structs

ArbChainSpecParser

Functions

compute_arbos_alloc

Run genesis::initialize_arbos_state in a scratch in-memory state and dump the resulting account/storage map. Returns one entry per account touched (the ArbOS state address plus all genesis precompile markers).