impl TryFrom<U256> for Chain
@@ -2,7 +2,7 @@ use serde::Deserialize;
use thiserror::Error;
use core::convert::TryFrom;
-use std::{default, fmt, str::FromStr};
+use std::{convert::TryInto, default, fmt, str::FromStr};
use crate::types::U256;
@@ -128,6 +128,17 @@ impl TryFrom<u64> for Chain {
}
}
+impl TryFrom<U256> for Chain {
+ type Error = ParseChainError;
+
+ fn try_from(chain: U256) -> Result<Chain, Self::Error> {
+ if chain.bits() > 64 {
+ return Err(ParseChainError(chain.to_string()))
+ }
+ chain.as_u64().try_into()
+ }
+}
+
impl FromStr for Chain {
type Err = ParseChainError;
fn from_str(chain: &str) -> Result<Self, Self::Err> {
