nimbus-eth1/nimbus/db/core_db/persistent.nim

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1.0 KiB
Nim

# * 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.
## This module automatically pulls in the persistent backend library at the
## linking stage (e.g. `rocksdb`) which can be avoided for pure memory DB
## applications by importing `db/code_db/memory_only` (rather than
## `db/core_db/persistent`.)
##
{.push raises: [].}
import
"."/[memory_only, legacy_rocksdb]
export
memory_only
proc newCoreDbRef*(dbType: static[CoreDbType]; path: string): CoreDbRef =
## Constructor for persistent type DB
##
## Note: Using legacy notation `newCoreDbRef()` rather than
## `CoreDbRef.init()` because of compiler coughing.
when dbType == LegacyDbPersistent:
newLegacyPersistentCoreDbRef path
else:
{.error: "Unsupported dbType for persistent newCoreDbRef()".}
# End