resolves #222

Author: etsuo

.gitignore

@@ -17,7 +17,7 @@ coverage
 dist
 docs
 node_modules
-lib
+/lib
 
 ###################################################################################################
 # Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and WebStorm

src/core/lib/decrypt.spec.ts

@@ -0,0 +1,15 @@
+import { decrypt } from './decrypt';
+import { encrypt } from './encrypt';
+
+describe('decrypt', () => {
+ it('error handling', () => {
+ try {
+ const v = encrypt('123', '$C&F)J@NcRfUjXn2r4u7x!A%D*G-KaPd');
+
+ decrypt(v, '');
+ fail('should have thrown');
+ } catch (err) {
+ expect(err.message).toBe('Invalid key length');
+ }
+ });
+});

src/core/lib/decrypt.ts

@@ -51,6 +51,10 @@ export function decrypt(value: string, cipherKey: string | CipherKeyFunc): any {
 
  return JSON.parse(buff.toString('utf8'));
  } catch (err) {
+ if (!err.message.startsWith('Unexpected token')) {
+ throw err;
+ }
+
  return buff.toString('utf8');
  }
 }