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https://github.com/logos-messaging/logos-delivery.git
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41 lines
1.6 KiB
Nim
41 lines
1.6 KiB
Nim
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{.push raises: [].}
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import std/options
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import results
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import ./cli_args
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import ./optionalize
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const WakuNodeConfOverlayExcludes* = ["cmd", "execute"]
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## Variant-safety: `cmd` is the CLI subcommand discriminator (not dispatched
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## on by the library) and `execute` lives in its inactive branch. Excluded
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## from the overlay AND used as the JSON parser's hard-reject list.
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# Generates the WakuNodeConfOverlay type from the WakuNodeConf type.
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# The generated type converts fields from type T to Option[T] if T != Option.
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# Skips fields that are in WakuNodeConfOverlayExcludes.
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optionalizeType(WakuNodeConfOverlay, WakuNodeConf, WakuNodeConfOverlayExcludes)
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proc init*(T: type WakuNodeConfOverlay): WakuNodeConfOverlay =
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## Default config overlay where every field is `none`.
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return WakuNodeConfOverlay()
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proc applyAsOverride*(conf: var WakuNodeConf, overlay: WakuNodeConfOverlay) =
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## For all fields, overlay.some() overrides field of same name in conf.
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for confName, confValue in fieldPairs(conf):
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for ovName, ovValue in fieldPairs(overlay):
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when confName == ovName:
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if ovValue.isSome():
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when typeof(confValue) is Option:
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confValue = ovValue
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else:
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confValue = ovValue.get()
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proc applyAsAddition*(conf: var WakuNodeConf, overlay: WakuNodeConfOverlay) =
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## For all seq fields, overlay.some() concats to field of same name in conf.
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for confName, confValue in fieldPairs(conf):
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for ovName, ovValue in fieldPairs(overlay):
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when confName == ovName:
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when typeof(confValue) is seq:
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if ovValue.isSome() and ovValue.get().len > 0:
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confValue = confValue & ovValue.get()
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