}

    @Override
    public <T> T lookup(Class<T> type) {
        return objects.stream()
                .filter(type::isInstance)
                .map(type::cast)
                .findAny()
                .orElseThrow(() -> new LookupException("No service of type " + type));
    }

    @Override
    public <T> T lookup(Class<T> type, String name) {
        return null;
    }

    @Override

                        .flatMap(r -> r.getProblems().stream())
                        .filter(p -> p.getException() instanceof CycleDetectedException)
                        .findAny()
                        .orElse(null);
                if (cycle != null) {
                    throw new RuntimeException(new ProjectCycleException(

                return providers.stream()
                        .flatMap(p -> p.provides().stream())
                        .filter(t -> Objects.equals(id, t.id()))
                        .findAny();
            }
        };
    }

    @Provides
    static LifecycleRegistry newLifecycleRegistry() {
        return new LifecycleRegistry() {
            @Override