Refactor DIRS to explicit code

PR-URL: #156

Author: tshemsedinov

lib/application.js

@@ -6,7 +6,6 @@ const security = require('./security.js');
 
 const SCRIPT_OPTIONS = { timeout: 5000 };
 const EMPTY_CONTEXT = Object.freeze({});
-const DIRS = ['static', 'domain', 'api'];
 
 class Application extends events.EventEmitter {
   constructor() {
@@ -15,14 +14,16 @@ class Application extends events.EventEmitter {
     this.namespaces = ['db'];
     this.path = process.cwd();
     this.staticPath = path.join(this.path, 'static');
+    this.api = new Map();
+    this.domain = new Map();
+    this.static = new Map();
   }
 
   async init() {
     this.createSandbox();
-    for (const name of DIRS) {
-      this[name] = new Map();
-      await this.loadPlace(name, path.join(this.path, name));
-    }
+    await this.loadPlace('api', path.join(this.path, 'api'));
+    await this.loadPlace('domain', path.join(this.path, 'domain'));
+    await this.loadPlace('static', path.join(this.path, 'static'));
   }
 
   async shutdown() {