31 lines
899 B
Nim
31 lines
899 B
Nim
# Nimbus
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# Copyright (c) 2018 Status Research & Development GmbH
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# Licensed under either of
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# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
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# * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
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# at your option. This file may not be copied, modified, or distributed except according to those terms.
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import tables
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import ranges
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import ../storage_types
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type
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MemoryDB* = ref object
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kvStore*: Table[DbKey, ByteRange]
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proc newMemoryDB*: MemoryDB =
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MemoryDB(kvStore: initTable[DbKey, ByteRange]())
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proc get*(db: MemoryDB, key: DbKey): ByteRange =
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db.kvStore[key]
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proc set*(db: var MemoryDB, key: DbKey, value: ByteRange) =
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db.kvStore[key] = value
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proc contains*(db: MemoryDB, key: DbKey): bool =
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db.kvStore.hasKey(key)
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proc delete*(db: var MemoryDB, key: DbKey) =
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db.kvStore.del(key)
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