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21 lines
489 B
Nim
21 lines
489 B
Nim
import pkg/questionable
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import pkg/stew/byteutils
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export questionable
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type EthAddress* = distinct array[20, byte]
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proc zero*(_: type EthAddress): EthAddress =
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EthAddress.default
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proc toArray*(address: EthAddress): array[20, byte] =
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array[20, byte](address)
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proc `$`*(a: EthAddress): string =
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a.toArray().toHex()
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proc parse*(_: type EthAddress, hex: string): ?EthAddress =
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EthAddress(array[20, byte].fromHex(hex)).catch.toOption
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proc `==`*(a, b: EthAddress): bool {.borrow.}
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