added token list crash check

jediswaplabs · May 20, 2024 · cfc22f4 · cfc22f4
1 parent 600082d
commit cfc22f4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/state/lists/hooks.ts b/src/state/lists/hooks.ts
@@ -159,7 +159,7 @@ export function listToTokenMap(list: TokenList): TokenAddressMap {
           })
           ?.filter((x): x is TagInfo => Boolean(x)) ?? []
       const token = new WrappedTokenInfo(tokenInfo, tags)
-      if (tokenMap[token.chainId][token.address] !== undefined) throw Error('Duplicate tokens.')
+      if (tokenMap?.[token.chainId]?.[token.address] !== undefined) throw Error('Duplicate tokens.')
       return {
         ...tokenMap,
         [token.chainId]: {