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Update to questionable 0.5.0

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This commit is contained in:
Mark Spanbroek 2021-04-12 16:29:44 +02:00
parent f7d06a995b
commit 2ac173f87c
4 changed files with 11 additions and 11 deletions
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4
nitro.nimble
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@ -1,11 +1,11 @@
version = "0.1.0"
version = "0.2.0"
author = "Nim Nitro developers"
license = "MIT"
description = "Nitro state channels"
requires "nim >= 1.2.6 & < 2.0.0"
requires "nimcrypto >= 0.5.4 & < 0.6.0"
requires "questionable >= 0.4.3 & < 0.5.0"
requires "questionable >= 0.5.0 & < 0.6.0"
requires "upraises >= 0.1.0 & < 0.2.0"
requires "secp256k1"
requires "stint"

2
nitro/protocol/signature.nim
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@ -32,7 +32,7 @@ func recover(signature: Signature, hash: array[32, byte]): ?EthPublicKey =
func recover*(signature: Signature, state: State): ?EthAddress =
let hash = hashMessage(hashState(state))
recover(signature, hash)?.toAddress
recover(signature, hash).?toAddress
func verify*(signature: Signature, state: State, signer: EthAddress): bool =
recover(signature, state) == signer.some

12
nitro/wallet/wallet.nim
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@ -70,13 +70,13 @@ func acceptChannel*(wallet: var Wallet, signed: SignedState): ?!ChannelId =
wallet.createChannel(signed)
func latestSignedState*(wallet: Wallet, channel: ChannelId): ?SignedState =
wallet.channels?[channel]
wallet.channels.?[channel]
func state*(wallet: Wallet, channel: ChannelId): ?State =
wallet.latestSignedState(channel)?.state
wallet.latestSignedState(channel).?state
func signatures*(wallet: Wallet, channel: ChannelId): ?seq[Signature] =
wallet.latestSignedState(channel)?.signatures
wallet.latestSignedState(channel).?signatures
func signature*(wallet: Wallet,
channel: ChannelId,
@ -92,7 +92,7 @@ func balance(state: State,
asset: EthAddress,
destination: Destination): UInt256 =
if balances =? state.outcome.balances(asset):
if balance =? (balances?[destination]):
if balance =? balances.?[destination]:
balance
else:
0.u256
@ -140,7 +140,7 @@ func pay*(wallet: var Wallet,
?balances.move(wallet.destination, receiver, amount)
state.outcome.update(asset, balances)
wallet.updateChannel(SignedState(state: state))
ok(wallet.channels?[channel].get)
ok(wallet.channels.?[channel].get)
else:
SignedState.failure "asset not found"
else:
@ -178,7 +178,7 @@ func acceptPayment*(wallet: var Wallet,
return void.failure "missing signature on payment"
if updatedBalances =? payment.state.outcome.balances(asset):
var expectedState: State = wallet.channels?[channel]?.state.get
var expectedState: State = wallet.channels.?[channel].?state.get
expectedState.outcome.update(asset, updatedBalances)
if payment.state != expectedState:
return void.failure "payment has unexpected changes in state"

4
tests/nitro/testWallet.nim
View File

@ -114,8 +114,8 @@ suite "wallet: making payments":
wallet = Wallet.init(key)
channel = wallet.openLedgerChannel(hub, chainId, nonce, asset, 42.u256).get
let updated = wallet.pay(channel, asset, hub, 1.u256).option
check updated?.state == wallet.state(channel)
check updated?.signatures == wallet.signatures(channel)
check updated.?state == wallet.state(channel)
check updated.?signatures == wallet.signatures(channel)
test "payment fails when channel not found":
wallet = Wallet.init(key)