inline setting method for id at Person's constructor

Author: kaiosilveira

src/person/index.js

@@ -1,6 +1,6 @@
 export class Person {
   constructor(id) {
-    this.id = id;
+    this._id = id;
   }
 
   get name() {

src/person/index.test.js

@@ -8,8 +8,7 @@ describe('Person', () => {
   });
 
   it('should allow to configure an id', () => {
-    const person = new Person();
-    person.id = 123;
+    const person = new Person(123);
     expect(person.id).toEqual(123);
   });
 });