fix(type-assertion): strickten MinAmountError type checker method

wormhole-foundation · Sep 17, 2024 · 61bb82c · 61bb82c
1 parent 5c57c38
commit 61bb82c
Showing 1 changed file with 10 additions and 1 deletion.
diff --git a/wormhole-connect/src/utils/sdkv2.ts b/wormhole-connect/src/utils/sdkv2.ts
@@ -432,8 +432,17 @@ const parseNttReceipt = (
   };
 };
 
+const isAmount = (amount: any): amount is amount.Amount => {
+  return (
+    typeof amount === 'object' &&
+    typeof amount.amount === 'string' &&
+    typeof amount.decimals === 'number'
+  );
+};
+
 export const isMinAmountError = (
   error?: Error,
 ): error is routes.MinAmountError => {
-  return !!(error as routes.MinAmountError)?.min;
+  const unsafeCastError = error as routes.MinAmountError;
+  return isAmount(unsafeCastError?.min?.amount);
 };