Reference.Parent
type t = [
| `Resolved of Paths.Reference.Resolved.Parent.t |
| `Root of string * [ `TUnknown | `TModule | `TModuleType | `TClass | `TClassType | `TType ] |
| `Dot of Paths.Reference.LabelParent.t * string |
| `Module of Paths.Reference.Signature.t * Names.ModuleName.t |
| `ModuleType of Paths.Reference.Signature.t * Names.ModuleTypeName.t |
| `Class of Paths.Reference.Signature.t * Names.ClassName.t |
| `ClassType of Paths.Reference.Signature.t * Names.ClassTypeName.t |
| `Type of Paths.Reference.Signature.t * Names.TypeName.t |
]