return E_CANCELED instead of E_MISSING_LICENSE when returning an error.

Author: RobinFarmer

android/src/main/kotlin/com/klippa/scanner/klippa_scanner_sdk/KlippaScannerSdkPlugin.kt

@@ -333,7 +333,7 @@ class KlippaScannerSdkPlugin: FlutterPlugin, MethodCallHandler, ActivityAware, P
     }
 
     private fun klippaScannerDidFailWithError(error: KlippaError) {
-        resultHandler?.error(E_CANCELED, "Scanner was canceled with error: ${error.message()}", null)
+        resultHandler?.error(E_CANCELED, "Scanner canceled with error: ${error.message()}", null)
         resultHandler = null
     }
 

ios/Classes/SwiftKlippaScannerSdkPlugin.swift

@@ -356,13 +356,7 @@ public class SwiftKlippaScannerSdkPlugin: NSObject, FlutterPlugin, KlippaScanner
     }
 
     public func klippaScannerDidFailWithError(error: Error) {
-        print("didFailWithError");
-        switch error {
-        case let licenseError as KlippaScannerLicenseError:
-            resultHandler!(FlutterError.init(code: E_MISSING_LICENSE, message: licenseError.localizedDescription, details: nil))
-        default:
-            resultHandler!(FlutterError.init(code: E_MISSING_LICENSE, message: error.localizedDescription, details: nil))
-        }
+        resultHandler?(FlutterError.init(code: E_CANCELED, message: "Scanner canceled with error: \(error.localizedDescription)", details: nil))
         resultHandler = nil;
     }
 
@@ -386,13 +380,12 @@ public class SwiftKlippaScannerSdkPlugin: NSObject, FlutterPlugin, KlippaScanner
             "SegmentedDocumentModeInstructionsDismissed": segmentedDocumentModeInstructionsDismissed
         ] as [String : Any]
 
-        resultHandler!(resultDict)
+        resultHandler?(resultDict)
         resultHandler = nil
     }
 
     public func klippaScannerDidCancel() {
-        print("imageScannerControllerDidCancel");
-        resultHandler!(FlutterError.init(code: E_CANCELED, message: "The user canceled", details: nil))
+        resultHandler?(FlutterError.init(code: E_CANCELED, message: "The user canceled", details: nil))
         resultHandler = nil;
     }