Adding some small code challenges + some interesting functions

_small_exercices/dog_factory.js

@@ -0,0 +1,43 @@
+// Write your code here:
+
+function dogFactory(name, breed, weight) {
+  if (typeof name !== "string") {
+    return "Please provide a valid string for the NAME parameter.";
+  } else if (typeof breed !== "string") {
+    return "Please provide a valid string for the BREED parameter.";
+  } else if (typeof weight !== "number") {
+    return "Please provide a valid number for the WEIGHT parameter.";
+  } else {
+    return {
+      _name: name,
+      _breed: breed,
+      _weight: weight,
+      // GETTER methods
+      get name() { return this._name; },
+      get breed() { return this._breed; },
+      get weight() { return this._weight; },
+      // SETTER methods
+      set name(newName) { this._name = newName; },
+      set breed(newBreed) { this._breed = newBreed; },
+      set weight(newWeight) { this._weight = newWeight; },
+      // ADDITIONNAL methods
+      bark() { return(`ruff! ruff!`); },
+      eatTooManyTreats() { this._weight++; }
+    };
+  }
+}
+
+const barney = dogFactory("Barney", "Bastard", 34);
+// Print after creation
+console.log(`Name   > ${barney.name}
+Breed  > ${barney.breed}
+Weight > ${barney.weight}
+--------------------`);
+// Name change and he ate too much !
+barney.name = "Barnaby";
+barney.eatTooManyTreats();
+// Print of the changes
+console.log(`Name   > ${barney.name}
+Breed  > ${barney.breed}
+Weight > ${barney.weight}
+--------------------`);