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feat(etherscan): additional chain apis #1343

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merged 6 commits into from
Jun 3, 2022
Merged

feat(etherscan): additional chain apis #1343

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f0af710
xdai
rkrasiuk Jun 3, 2022
4aef7db
sokol
rkrasiuk Jun 3, 2022
b134cac
poa & rsk
rkrasiuk Jun 3, 2022
6477e85
oasis chains
rkrasiuk Jun 3, 2022
21e871f
fix test
rkrasiuk Jun 3, 2022
0c3c3c6
test
rkrasiuk Jun 3, 2022
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30 changes: 29 additions & 1 deletion ethers-core/src/types/chain.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -44,6 +44,12 @@ pub enum Chain {
BinanceSmartChain = 56,
#[strum(serialize = "bsc-testnet")]
BinanceSmartChainTestnet = 97,
Poa = 99,
Sokol = 77,
Rsk = 30,
Oasis = 26863,
Emerald = 42262,
EmeraldTestnet = 42261,
}

impl fmt::Display for Chain {
Expand Down Expand Up @@ -74,6 +80,12 @@ impl fmt::Display for Chain {
Chain::ArbitrumTestnet => "arbitrum-testnet",
Chain::Cronos => "cronos",
Chain::CronosTestnet => "cronos-testnet",
Chain::Poa => "poa",
Chain::Sokol => "sokol",
Chain::Rsk => "rsk",
Chain::Oasis => "oasis",
Chain::Emerald => "emerald",
Chain::EmeraldTestnet => "emerald-testnet",
};

write!(formatter, "{}", chain)
Expand Down Expand Up @@ -128,6 +140,12 @@ impl TryFrom<u64> for Chain {
421611 => Chain::ArbitrumTestnet,
25 => Chain::Cronos,
338 => Chain::CronosTestnet,
99 => Chain::Poa,
77 => Chain::Sokol,
30 => Chain::Rsk,
26863 => Chain::Oasis,
42262 => Chain::Emerald,
42261 => Chain::EmeraldTestnet,
_ => return Err(ParseChainError(chain.to_string())),
})
}
Expand Down Expand Up @@ -173,6 +191,12 @@ impl FromStr for Chain {
"arbitrum-testnet" => Chain::ArbitrumTestnet,
"cronos" => Chain::Cronos,
"cronos-testnet" => Chain::CronosTestnet,
"poa" => Chain::Poa,
"sokol" => Chain::Sokol,
"rsk" => Chain::Rsk,
"oasis" => Chain::Oasis,
"emerald" => Chain::Emerald,
"emerald-testnet" => Chain::EmeraldTestnet,
_ => return Err(ParseChainError(chain.to_owned())),
})
}
Expand All @@ -192,7 +216,11 @@ impl Chain {
Chain::BinanceSmartChain |
Chain::BinanceSmartChainTestnet |
Chain::Arbitrum |
Chain::ArbitrumTestnet,
Chain::ArbitrumTestnet |
Chain::Rsk |
Chain::Oasis |
Chain::Emerald |
Chain::EmeraldTestnet,
)
}
}
Expand Down
37 changes: 33 additions & 4 deletions ethers-etherscan/src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -97,8 +97,14 @@ impl Client {
Chain::Fantom | Chain::FantomTestnet => {
std::env::var("FTMSCAN_API_KEY").or_else(|_| std::env::var("FANTOMSCAN_API_KEY"))?
}

Chain::XDai | Chain::Sepolia => String::default(),
Chain::XDai |
Chain::Sepolia |
Chain::Rsk |
Chain::Sokol |
Chain::Poa |
Chain::Oasis |
Chain::Emerald |
Chain::EmeraldTestnet => String::default(),
Chain::Moonbeam | Chain::MoonbeamDev | Chain::Moonriver => {
std::env::var("MOONSCAN_API_KEY")?
}
Expand Down Expand Up @@ -268,6 +274,29 @@ impl ClientBuilder {
Chain::Moonriver => {
urls("https://api-moonriver.moonscan.io/api", "https://moonriver.moonscan.io")
}
// blockscout API is etherscan compatible
Chain::XDai => urls(
"https://blockscout.com/xdai/mainnet/api",
"https://blockscout.com/xdai/mainnet",
),
Chain::Sokol => {
urls("https://blockscout.com/poa/sokol/api", "https://blockscout.com/poa/sokol")
}
Chain::Poa => {
urls("https://blockscout.com/poa/core/api", "https://blockscout.com/poa/core")
}
Chain::Rsk => {
urls("https://blockscout.com/rsk/mainnet/api", "https://blockscout.com/rsk/mainnet")
}
Chain::Oasis => urls("https://scan.oasischain.io/api", "https://scan.oasischain.io/"),
Chain::Emerald => urls(
"https://explorer.emerald.oasis.dev/api",
"https://explorer.emerald.oasis.dev/",
),
Chain::EmeraldTestnet => urls(
"https://testnet.explorer.emerald.oasis.dev/api",
"https://testnet.explorer.emerald.oasis.dev/",
),
Chain::Dev => return Err(EtherscanError::LocalNetworksNotSupported),
chain => return Err(EtherscanError::ChainNotSupported(chain)),
};
Expand Down Expand Up @@ -447,10 +476,10 @@ mod tests {

#[test]
fn chain_not_supported() {
let err = Client::new_from_env(Chain::XDai).unwrap_err();
let err = Client::new_from_env(Chain::Sepolia).unwrap_err();

assert!(matches!(err, EtherscanError::ChainNotSupported(_)));
assert_eq!(err.to_string(), "Chain xdai not supported");
assert_eq!(err.to_string(), "Chain sepolia not supported");
}

#[test]
Expand Down