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zehan12/dependency_inversion_principle.js

Created October 18, 2024 20:32
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dependency_inversion_principle.js
class Notification {
constructor(service) {
this.service = service;
}
notify(message) {
this.service.send(message);
}
}
class EmailService {
send(message) {
console.log(`Sending email: ${message}`);
}
}
class SMSService {
send(message) {
console.log(`Sending SMS: ${message}`);
}
}
const notification = new Notification(new SMSService());
notification.notify("Order shipped"); // Sending SMS: Order shipped
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