mirror of
https://github.com/logos-storage/nim-ethers.git
synced 2026-01-11 10:03:09 +00:00
44 lines
1.1 KiB
Nim
44 lines
1.1 KiB
Nim
import std/strutils
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import ./provider
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import ./signer
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proc revertReason*(e: ref EthersError): string =
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var msg = e.msg
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const revertPrefixes = @[
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# hardhat
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"Error: VM Exception while processing transaction: reverted with " &
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"reason string ",
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# ganache
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"VM Exception while processing transaction: revert "
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]
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for prefix in revertPrefixes.items:
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msg = msg.replace(prefix)
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msg = msg.replace("\'")
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return msg
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proc reverts*[T](call: Future[T]): Future[bool] {.async.} =
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try:
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when T is void:
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await call
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else:
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discard await call
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return false
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except ProviderError, SignerError:
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return true
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proc reverts*[T](call: Future[T], reason: string): Future[bool] {.async.} =
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try:
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when T is void:
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await call
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else:
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discard await call
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return false
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except EthersError as error:
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var passed = reason == error.revertReason
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if not passed and
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not error.parent.isNil and
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error.parent of (ref EthersError):
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let revertReason = (ref EthersError)(error.parent).revertReason
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passed = reason == revertReason
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return passed
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