{
  "context": "This evaluation criteria assesses how well the engineer uses the rodi dependency injection library to implement a user profile management system. The focus is specifically on using type hints in constructor parameters for automatic dependency resolution, proper service registration, and correct provider usage.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "Container instantiation",
      "description": "Creates a rodi.Container instance using the Container class from the rodi package",
      "max_score": 10
    },
    {
      "name": "Service registration",
      "description": "Registers all services (DatabaseContext, EmailService, UserRepository, UserProfileService) with the container using registration methods like container.register(), container.add_singleton(), container.add_transient(), or container.add_scoped()",
      "max_score": 20
    },
    {
      "name": "Type hints in constructors",
      "description": "Uses proper type hints in the __init__ methods of UserRepository (context: DatabaseContext) and UserProfileService (repository: UserRepository, email_service: EmailService) to enable automatic dependency resolution",
      "max_score": 25
    },
    {
      "name": "Provider building",
      "description": "Calls container.build_provider() to create a Services provider instance that validates and compiles the dependency graph",
      "max_score": 15
    },
    {
      "name": "Service resolution",
      "description": "Resolves the UserProfileService from the provider using provider.get(UserProfileService) or container.resolve(UserProfileService) to retrieve a fully-injected instance",
      "max_score": 15
    },
    {
      "name": "Dependency chain",
      "description": "Implements the complete dependency chain where UserProfileService depends on UserRepository and EmailService, and UserRepository depends on DatabaseContext, all resolved automatically through type hints",
      "max_score": 15
    }
  ]
}