feat: add MXIK unknown exception

Author: azabroflovski

src/exceptions/index.ts

@@ -0,0 +1,9 @@
+/**
+ * Handle MXIK unknown exceptions
+ */
+export class MXIKUnknownException extends Error {
+    constructor(message: any) {
+        super(message)
+        this.name = 'NotFoundException'
+    }
+}

src/lib/index.ts

@@ -1,5 +1,6 @@
 import { MXIKSearchSymbol } from '../api'
 import { MXIKSearchOptionsObj, MXIKSearchResponseObj } from '../typings'
+import { MXIKUnknownException } from '../exceptions'
 
 /**
  * Search items by keyword
@@ -22,6 +23,6 @@ export async function MXIKSearch(keyword: string, { limit }: MXIKSearchOptionsOb
             }
         }
     } catch (error) {
-        throw error
+        throw new MXIKUnknownException('Something wrong')
     }
 }