From 6cb1b2ae78613216143468d13964603baf652eb5 Mon Sep 17 00:00:00 2001
From: spsjvc <git@spsjvc.com>
Date: Thu, 3 Oct 2024 14:11:45 +0200
Subject: [PATCH] more

---
 src/types/ParentChain.ts          |  4 +---
 src/utils/getParentChainFromId.ts | 10 ++++------
 2 files changed, 5 insertions(+), 9 deletions(-)

diff --git a/src/types/ParentChain.ts b/src/types/ParentChain.ts
index 8ee24a15..7fe0d6c6 100644
--- a/src/types/ParentChain.ts
+++ b/src/types/ParentChain.ts
@@ -6,9 +6,7 @@ import { chains, nitroTestnodeL3 } from '../chains';
 export type ParentChain = Exclude<(typeof chains)[number], { id: typeof nitroTestnodeL3.id }>;
 export type ParentChainId = ParentChain['id'];
 
-export function isValidParentChainId(
-  parentChainId: number | undefined,
-): parentChainId is ParentChainId {
+function isValidParentChainId(parentChainId: number | undefined): parentChainId is ParentChainId {
   const ids = chains
     // exclude nitro-testnode L3 from the list of parent chains
     .filter((chain) => chain.id !== nitroTestnodeL3.id)
diff --git a/src/utils/getParentChainFromId.ts b/src/utils/getParentChainFromId.ts
index 1ca8631f..ff2ebddb 100644
--- a/src/utils/getParentChainFromId.ts
+++ b/src/utils/getParentChainFromId.ts
@@ -1,15 +1,13 @@
 import { extractChain } from 'viem';
-import { ParentChain, isValidParentChainId } from '../types/ParentChain';
+
 import { chains } from '../chains';
+import { ParentChain, validateParentChain } from '../types/ParentChain';
 
 export function getParentChainFromId(chainId: number): ParentChain {
-  // Just throws if the chainId is not valid
-  if (!isValidParentChainId(chainId)) {
-    throw new Error(`Parent chain not supported: ${chainId}`);
-  }
+  const parentChainId = validateParentChain(chainId);
 
   return extractChain({
     chains,
-    id: chainId,
+    id: parentChainId,
   }) as ParentChain;
 }