lib: use validateArray

The `validateArray()` validator could be used to cleanup validation
and keep consistency.

Author: VoltrexKeyva

lib/internal/worker.js

@@ -123,11 +123,9 @@ class Worker extends EventEmitter {
   constructor(filename, options = {}) {
     super();
     debug(`[${threadId}] create new worker`, filename, options);
-    if (options.execArgv && !ArrayIsArray(options.execArgv)) {
-      throw new ERR_INVALID_ARG_TYPE('options.execArgv',
-                                     'Array',
-                                     options.execArgv);
-    }
+    if (options.execArgv)
+      validateArray(options.execArgv, 'options.execArgv');
+
     let argv;
     if (options.argv) {
       validateArray(options.argv, 'options.argv');