nimbus-eth1/nimbus/db/ledger.nim

# Nimbus
# Copyright (c) 2023-2024 Status Research & Development GmbH
# Licensed under either of
#  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or
#    http://www.apache.org/licenses/LICENSE-2.0)
#  * MIT license ([LICENSE-MIT](LICENSE-MIT) or
#    http://opensource.org/licenses/MIT)
# at your option. This file may not be copied, modified, or distributed
# except according to those terms.

## Unifies different ledger management APIs. All ledger objects are
## derived from the base objects
## ::
##   LedgerSpRef => SavePoint, overloaded SavePoint etc
##
{.push raises: [].}

import
  eth/common,
  ./core_db,
  ./ledger/backend/[accounts_ledger, accounts_ledger_desc],
  ./ledger/[base_iterators, distinct_ledgers]

import
  ./ledger/base except LedgerApiTxt, beginTrackApi, bless, ifTrackApi

export
  AccountsLedgerRef,
  LedgerType,
  base,
  base_iterators,
  distinct_ledgers,
  init

# ------------------------------------------------------------------------------
# Public constructor
# ------------------------------------------------------------------------------

proc init*(
    ldgType: LedgerType;
    db: CoreDbRef;
    root: Hash256;
      ): LedgerRef =
  case ldgType:
  of LedgerCache:
    AccountsLedgerRef.init(db, root)

  else:
    raiseAssert: "Missing ledger type label"

# ------------------------------------------------------------------------------
# End
# ------------------------------------------------------------------------------