nim-nitro/nitro/basics/ethaddress.nim

import pkg/questionable
import pkg/questionable/results
import pkg/stew/byteutils

export questionable

type EthAddress* = distinct array[20, byte]

func zero*(_: type EthAddress): EthAddress =
  EthAddress.default

func toArray*(address: EthAddress): array[20, byte] =
  array[20, byte](address)

func `$`*(a: EthAddress): string =
  a.toArray().toHex()

func parse*(_: type EthAddress, hex: string): ?EthAddress =
  EthAddress(array[20, byte].fromHex(hex)).catch.option

proc `==`*(a, b: EthAddress): bool {.borrow.}
Use `questionable` library for handling Option and Result 2021-03-09 09:37:27 +01:00			`import pkg/questionable`
Update to latest version of questionable 2021-03-15 11:23:02 +01:00			`import pkg/questionable/results`
Fix ABI encoding of Nitro state to match javascript implementation - rewrite ABI encoding to properly handle dynamic tuples - surround Nitro types with extra tuples to match javascript - test with examples of encoding extracted from javascript 2021-02-25 09:11:46 +01:00			`import pkg/stew/byteutils`
Nitro state, including ABI encoding and hashing 2021-02-22 15:32:48 +01:00
Use `questionable` library for handling Option and Result 2021-03-09 09:37:27 +01:00			`export questionable`
Nitro state, including ABI encoding and hashing 2021-02-22 15:32:48 +01:00
Move common imports into a "basics" module 2021-03-09 11:07:35 +01:00			`type EthAddress* = distinct array[20, byte]`
Fix ABI encoding of Ethereum Addresses They should be encoded as if they were UInt160, which means they should be left-padded with zeroes, instead of right-padded. 2021-02-23 10:23:42 +01:00
Use func where possible 2021-03-17 12:22:00 +01:00			`func zero*(_: type EthAddress): EthAddress =`
Print EthAddress as hex, add zero address 2021-03-09 16:50:08 +01:00			`EthAddress.default`

Use func where possible 2021-03-17 12:22:00 +01:00			`func toArray*(address: EthAddress): array[20, byte] =`
Fix ABI encoding of Ethereum Addresses They should be encoded as if they were UInt160, which means they should be left-padded with zeroes, instead of right-padded. 2021-02-23 10:23:42 +01:00			`array[20, byte](address)`

Use func where possible 2021-03-17 12:22:00 +01:00			func `$`*(a: EthAddress): string =
Print EthAddress as hex, add zero address 2021-03-09 16:50:08 +01:00			`a.toArray().toHex()`

Use func where possible 2021-03-17 12:22:00 +01:00			`func parse*(_: type EthAddress, hex: string): ?EthAddress =`
Update to latest version of questionable 2021-03-15 11:23:02 +01:00			`EthAddress(array[20, byte].fromHex(hex)).catch.option`
Fix ABI encoding of Nitro state to match javascript implementation - rewrite ABI encoding to properly handle dynamic tuples - surround Nitro types with extra tuples to match javascript - test with examples of encoding extracted from javascript 2021-02-25 09:11:46 +01:00
Fix compilation errors with Nim 1.2.6 2021-03-17 15:34:55 +01:00			proc `==`*(a, b: EthAddress): bool {.borrow.}