Reference.Type
Sourcetype t = [
| `Resolved of Resolved.Type.t
| `Root of string * [ `TType | `TClass | `TClassType | `TUnknown ]
| `Dot of LabelParent.t * string
| `Class of Signature.t * Names.ClassName.t
| `ClassType of Signature.t * Names.ClassTypeName.t
| `Type of Signature.t * Names.TypeName.t
]