From a14a9fd8b037ba839c94946fb7fd091bb1202eb5 Mon Sep 17 00:00:00 2001
From: Matthias Seitz <matthias.seitz@outlook.de>
Date: Wed, 16 Oct 2024 10:59:20 +0200
Subject: [PATCH] chore: add chain_id shortcut (#11782)

---
 crates/chainspec/src/api.rs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/crates/chainspec/src/api.rs b/crates/chainspec/src/api.rs
index 39a6716eed..f7061ff18f 100644
--- a/crates/chainspec/src/api.rs
+++ b/crates/chainspec/src/api.rs
@@ -14,9 +14,14 @@ pub trait EthChainSpec: Send + Sync + Unpin + Debug {
     // todo: make chain spec type generic over hardfork
     //type Hardfork: Clone + Copy + 'static;
 
-    /// Chain id.
+    /// Returns the [`Chain`] object this spec targets.
     fn chain(&self) -> Chain;
 
+    /// Returns the chain id number
+    fn chain_id(&self) -> u64 {
+        self.chain().id()
+    }
+
     /// Get the [`BaseFeeParams`] for the chain at the given block.
     fn base_fee_params_at_block(&self, block_number: u64) -> BaseFeeParams;