iOS app crashes - hexToDec / hex.toLowerCase - HEX data issue? #32

EddyVerbruggen · May 1, 2019 · a92055d · a92055d
1 parent 7e811b4
commit a92055d
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/src/nfc.ios.ts b/src/nfc.ios.ts
@@ -198,6 +198,10 @@ class NFCNDEFReaderSessionDelegateImpl extends NSObject implements NFCNDEFReader
   }
 
   private hexToDec(hex) {
+    if (hex === undefined) {
+      return undefined;
+    }
+
     let result = 0, digitValue;
     hex = hex.toLowerCase();
     for (let i = 0; i < hex.length; i++) {
@@ -254,4 +258,4 @@ class NFCNDEFReaderSessionDelegateImpl extends NSObject implements NFCNDEFReader
     }
     return JSON.stringify(resultArray);
   }
-}
+}