service_registry 2.0.1

A Service registry for dart. It is a simple attempt to provide some sort of IoC in a dart environment, it makes much easier to test components that rely on external services, because we can easily moc [...]

example/example.dart

import 'package:service_registry/service_registry.dart';

class CounterService {
  int count = 0;

  increment() {
    count++;
  }

  decrement() {
    count--;
  }
}

void main() {
  ServiceRegistry.registerService<CounterService>(new CounterService());

  var counterService = ServiceRegistry.getService<CounterService>();
  counterService.increment();
  counterService.increment();
  var currentCount = ServiceRegistry.getService<CounterService>().count;
  print("CounterService current count [$currentCount]"); // 2

  counterService.decrement();

  // Actually you don't need to add the <CounterService> part, but it's handy for tools to know the type and provide code completion
  currentCount = ServiceRegistry.getService<CounterService>().count;
  print("CounterService current count [$currentCount]"); // 1
}