From 2a38118ddca0ee2bc421310fe509acc82381b8c8 Mon Sep 17 00:00:00 2001
From: Matthias Seitz <matthias.seitz@outlook.de>
Date: Thu, 19 Sep 2024 18:00:30 +0200
Subject: [PATCH] feat: add is_ethereum

---
 src/chain.rs | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/src/chain.rs b/src/chain.rs
index dd1e2d1..34e73ff 100644
--- a/src/chain.rs
+++ b/src/chain.rs
@@ -474,6 +474,24 @@ impl Chain {
         self.0
     }
 
+    /// Returns `true` if this chain is Ethereum or an Ethereum testnet.
+    #[inline]
+    pub const fn is_ethereum(&self) -> bool {
+        matches!(
+            self.kind(),
+            ChainKind::Named(
+                NamedChain::Mainnet
+                    | NamedChain::Morden
+                    | NamedChain::Ropsten
+                    | NamedChain::Rinkeby
+                    | NamedChain::Goerli
+                    | NamedChain::Kovan
+                    | NamedChain::Holesky
+                    | NamedChain::Sepolia
+            )
+        )
+    }
+
     /// Returns true if the chain contains Optimism configuration.
     #[inline]
     pub const fn is_optimism(self) -> bool {