ModulesProvider.js

function ModulesProvider(context, execution, controller) {
  var modules = controller.getModules();
  var services = controller.getServices();
  context.modules = Object.keys(modules).reduce(function (contextModules, key) {
    var modulePath = key.split('.');
    var module = modulePath.reduce(function (contextModules, pathKey) {
      contextModules[pathKey] = contextModules[pathKey] || {};
      return contextModules[pathKey];
    }, contextModules);
    module.meta = modules[key];
    module.state = context.state.select(modulePath);
    module.services = modulePath.reduce(function (services, key) {
      return services[key] || {};
    }, services);

    if (
      execution.options.modulePath &&
      execution.options.modulePath.join('.') === key) {
        context.module = module;
      }

    return contextModules;
  }, {});

  return context;
}

function SomeAction({module, modules}) {
  module.state.set('foo', 'bar');
  module.services.foo();
  module.meta // {path,name, ...}
  
  modules.someOtherModule.state('foo', 'bar');
  modules.someOtherModule.services.foo();
  modules.someOtherModule.meta // {path,name, ...}
}