feat(android-fingerprint-auth): add ERRORS constant (#1470)

* Update index.ts

* fix lint

* linter

src/@ionic-native/plugins/android-fingerprint-auth/index.ts

@@ -102,7 +102,7 @@ export interface AFAEncryptResponse {
  * This plugin will open a native dialog fragment prompting the user to authenticate using their fingerprint. If the device has a secure lockscreen (pattern, PIN, or password), the user may opt to authenticate using that method as a backup.
  * @usage
  * ```typescript
- * import { AndroidFingerprintAuth, AFAAuthOptions } from '@ionic-native/android-fingerprint-auth';
+ * import { AndroidFingerprintAuth } from '@ionic-native/android-fingerprint-auth';
  *
  * constructor(private androidFingerprintAuth: AndroidFingerprintAuth) { }
  *
@@ -124,7 +124,7 @@ export interface AFAEncryptResponse {
  *            } else console.log('Didn\'t authenticate!');
  *         })
  *         .catch(error => {
- *            if (error === 'Cancelled') {
+ *            if (error === this.androidFingerprintAuth.ERRORS.FINGERPRINT_CANCELLED) {
  *              console.log('Fingerprint authentication cancelled');
  *            } else console.error(error)
  *         });
@@ -150,6 +150,27 @@ export interface AFAEncryptResponse {
 @Injectable()
 export class AndroidFingerprintAuth extends IonicNativePlugin {
 
+  ERRORS: {
+    BAD_PADDING_EXCEPTION: 'BAD_PADDING_EXCEPTION',
+    CERTIFICATE_EXCEPTION: 'CERTIFICATE_EXCEPTION',
+    FINGERPRINT_CANCELLED: 'FINGERPRINT_CANCELLED',
+    FINGERPRINT_DATA_NOT_DELETED: 'FINGERPRINT_DATA_NOT_DELETED',
+    FINGERPRINT_ERROR: 'FINGERPRINT_ERROR',
+    FINGERPRINT_NOT_AVAILABLE: 'FINGERPRINT_NOT_AVAILABLE',
+    FINGERPRINT_PERMISSION_DENIED: 'FINGERPRINT_PERMISSION_DENIED',
+    FINGERPRINT_PERMISSION_DENIED_SHOW_REQUEST: 'FINGERPRINT_PERMISSION_DENIED_SHOW_REQUEST',
+    ILLEGAL_BLOCK_SIZE_EXCEPTION: 'ILLEGAL_BLOCK_SIZE_EXCEPTION',
+    INIT_CIPHER_FAILED: 'INIT_CIPHER_FAILED',
+    INVALID_ALGORITHM_PARAMETER_EXCEPTION: 'INVALID_ALGORITHM_PARAMETER_EXCEPTION',
+    IO_EXCEPTION: 'IO_EXCEPTION',
+    JSON_EXCEPTION: 'JSON_EXCEPTION',
+    MINIMUM_SDK: 'MINIMUM_SDK',
+    MISSING_ACTION_PARAMETERS: 'MISSING_ACTION_PARAMETERS',
+    MISSING_PARAMETERS: 'MISSING_PARAMETERS',
+    NO_SUCH_ALGORITHM_EXCEPTION: 'NO_SUCH_ALGORITHM_EXCEPTION',
+    SECURITY_EXCEPTION: 'SECURITY_EXCEPTION'
+  };
+
   /**
    * Opens a native dialog fragment to use the device hardware fingerprint scanner to authenticate against fingerprints registered for the device.
    * @param options {AFAAuthOptions} Options