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https://github.com/status-im/nimbus-eth1.git
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411a3cadfa
* renamed nimbus folder to execution_chain * Renamed "nimbus" references to "execution_chain" * fixed wrongly changed http reference * delete snap types file given that it was deleted before this PR merge * missing 'execution_chain' replacement --------- Co-authored-by: pmmiranda <pedro.miranda@nimbus.team>
52 lines
1.3 KiB
Nim
52 lines
1.3 KiB
Nim
# Nimbus
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# Copyright (c) 2023-2024 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
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# http://www.apache.org/licenses/LICENSE-2.0)
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# * MIT license ([LICENSE-MIT](LICENSE-MIT) or
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# http://opensource.org/licenses/MIT)
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# at your option. This file may not be copied, modified, or distributed except
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# according to those terms.
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{.push raises: [], gcsafe.}
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import
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std/[tables, sets]
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# Utilities for merging source data into a target taking care to move data and
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# leave the source empty
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func mergeAndReset*(tgt, src: var auto) =
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tgt = move(src)
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func mergeAndReset*(tgt, src: var seq) =
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mixin mergeAndReset
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if tgt.len == 0:
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swap(tgt, src)
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else:
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let tlen = tgt.len
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tgt.setLen(tgt.len + src.len)
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for i, sv in src.mpairs():
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mergeAndReset(tgt[tlen + i], sv)
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src.reset()
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func mergeAndReset*(tgt, src: var HashSet) =
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mixin mergeAndReset
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if tgt.len == 0:
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swap(tgt, src)
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else:
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for sv in src.items():
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tgt.incl(sv)
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src.reset()
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func mergeAndReset*(tgt, src: var Table) =
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mixin mergeAndReset
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if tgt.len == 0:
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swap(tgt, src)
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else:
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for k, sv in src.mpairs():
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tgt.withValue(k, tv):
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mergeAndReset(tv[], sv)
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do:
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tgt[k] = move(sv)
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src.reset()
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