#29 - JavaScript

Author: JesusAntonioEEscamilla

Roadmap/29 - SOLID ISP/javascript/JesusAntonioEEscamilla.js

@@ -0,0 +1,128 @@
+/** #29 - JavaScript -> Jesus Antonio Escamilla */
+
+/**
+ * El ISP establece que una clase no debe estar obligada a implementar interfaces que no utiliza.
+ * En otras palabras, es mejor tener interfaces más pequeñas y específicas que interfaces grandes y generales.
+ */
+
+//---EJERCIÓ---
+// INCORRECTO
+// Interfaz general
+class IWorker{
+   work(){
+      throw new Error("Method not implemented");
+   }
+
+   attendMeeting(){
+      throw new Error("Method not implemented");
+   }
+
+   writeCode(){
+      throw new Error("Method not implemented");
+   }
+}
+
+// Clase que implementa interfaz general
+class Manager__ extends IWorker{
+   work(){
+      console.log("Manager working on project management");
+   }
+
+   attendMeeting(){
+      console.log("Manager attending a meeting");
+   }
+
+   writeCode(){
+      throw new Error("Manager does not write code");
+   }
+}
+
+class Developer__ extends IWorker{
+   work(){
+      console.log("Developer working on coding");
+   }
+
+   attendMeeting(){
+      throw new Error("Developer does not attend meetings");
+   }
+
+   writeCode(){
+      console.log("Developer writing code");
+   }
+}
+
+// Uso Incorrecto de ISP
+const basicPrinter__ = new Manager__();
+basicPrinter__.work();
+basicPrinter__.attendMeeting();
+
+const advancedPrinter = new Developer__();
+advancedPrinter.work();
+advancedPrinter.writeCode();
+
+
+// CORRECTO
+// Interfaz general
+class IWork{
+   work(){
+      throw new Error("Method not implemented");
+   }
+}
+
+class IAttendMeeting{
+   attendMeeting(){
+      throw new Error("Method not implemented");
+   }
+}
+
+class IWriteCode{
+   writeCode(){
+      throw new Error("Method not implemented");
+   }
+}
+
+// Clase que implementa interfaz general
+class Manager extends IWork{
+   work(){
+      console.log("Manager working on project management");
+   }
+}
+
+class ManagerMeeting extends IAttendMeeting{
+   attendMeeting(){
+      console.log("Manager attending a meeting");
+   }
+}
+
+class Developer extends IWriteCode{
+   work(){
+      console.log("Developer working on coding");
+   }
+}
+
+class DeveloperCoding extends IWriteCode{
+   writeCode(){
+      console.log("Developer writing code")
+   }
+}
+
+// Uso Correcto de ISP
+const manager = new Manager();
+manager.work();
+
+const managerMeeting = new ManagerMeeting();
+managerMeeting.attendMeeting();
+
+const developer = new Developer();
+developer.work();
+
+const developerCoding = new DeveloperCoding();
+developerCoding.writeCode();
+
+
+
+/**-----DIFICULTAD EXTRA-----*/
+
+// Pendiente
+
+/**-----DIFICULTAD EXTRA-----*/