check array length of discover options

kitesjs · Sep 11, 2019 · f54bceb · f54bceb
1 parent 4edbb95
commit f54bceb
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/packages/core/extensions/extensions-manager.ts b/packages/core/extensions/extensions-manager.ts
@@ -51,12 +51,14 @@ class ExtensionsManager extends EventEmitter {
     this.availableExtensions = [];
 
     let autodiscover = false;
-    if (this.kites.options.discover === 'undefined') {
+    if (typeof this.kites.options.discover === 'undefined') {
       this.kites.options.discover = [false, 0];
     } else if (typeof this.kites.options.discover === 'boolean') {
       this.kites.options.discover = [this.kites.options.discover, 2, this.kites.options.appDirectory];
     } else if (typeof this.kites.options.discover === 'string') {
       this.kites.options.discover = [true, 2, this.kites.options.discover];
+    } else if (this.kites.options.discover.length < 2) {
+      throw new Error('Discover options as array requires at least 2 elements! Example: [true, 2]');
     }
 
     // autodiscover extensions