OOP exercise

submissions/Dovahkiin1991/oop-exercise/index.js

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+import { print } from './js/lib.js';
+/* Refer to https://github.com/OleksiyRudenko/a-tiny-JS-world for the task details
+   Complete the below for code reviewers' convenience:
+
+   Code repository: https://github.com/Dovahkiin1991/a-tiny-JS-world
+   Web app: https://dovahkiin1991.github.io/a-tiny-JS-world/
+   */
+// ======== OUTPUT ========
+const UNSET_VALUE = 'unset';
+class Creature {
+    constructor(species, name, gender, legs, hands, saying) {
+        this.species = species;
+        this.name = name;
+        this.gender = gender;
+        this.legs = legs;
+        this.hands = hands;
+        this.saying = saying;
+    }
+
+    listOfProperties() {
+        return `
+            species - ${this.species = this.species || UNSET_VALUE};
+            name - ${this.name = this.name || UNSET_VALUE}; 
+            gender - ${this.gender = this.gender || UNSET_VALUE}; 
+            legs - ${this.legs = this.legs || UNSET_VALUE}; 
+            hands - ${this.hands = this.hands || UNSET_VALUE}; 
+            saying - ${this.saying = this.saying || UNSET_VALUE};
+        `;
+    }
+}
+
+class Human extends Creature {
+    constructor(species, name, gender, legs, hands) {
+        super(species, name, gender, legs, hands, `Hey, my name is ${name}!`)
+    }
+}
+
+class Man extends Human {
+    constructor(name, gender, legs, hands, saying) {
+        super('man', name, gender, legs, hands, saying)
+    }
+}
+
+class Woman extends Human {
+    constructor(name, gender, legs, hands, saying) {
+        super('woman', name, gender, legs, hands, saying)
+    }
+}
+
+class Animal extends Creature {
+    constructor(species, name, gender, legs, hands, saying) {
+        super(species, name, gender, legs, hands, saying)
+    }
+}
+
+class Cat extends Animal {
+    constructor(name, gender, legs) {
+        super('cat', name, gender, legs, '', 'meuw-meuw!');
+    }
+}
+class Dog extends Animal {
+    constructor(name, gender, legs) {
+        super('dog', name, gender, legs, '', 'woof-woof!');
+    }
+}
+
+const inhabitantsList = [
+    new Man('Alex', 'male', 2, 2),
+    new Woman('Katie', 'female', 2, 2),
+    new Cat('Simba', 'female', 4),
+    new Dog('Toby', 'male', 4),
+];
+
+inhabitantsList.map((inhabitant) => {
+    print(inhabitant.listOfProperties(), 'div');
+});