24 lines
541 B
Nim
24 lines
541 B
Nim
import pkg/stew/byteutils
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import pkg/questionable
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type
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Address* = distinct array[20, byte]
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func init*(_: type Address, bytes: array[20, byte]): Address =
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Address(bytes)
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func init*(_: type Address, hex: string): ?Address =
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try:
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let bytes = array[20, byte].fromHex(hex)
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some Address.init(bytes)
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except ValueError:
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none Address
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func toArray(address: Address): array[20, byte] =
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array[20, byte](address)
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func `$`*(address: Address): string =
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"0x" & toHex(address.toArray)
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func `==`*(a, b: Address): bool {.borrow.}
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