YAML

!_Schema
types: !_Map_Type
  !_Identifier UnionSame: !_TypeUnion
    allItems:
      - !_UnionMember
        name: Boolean
        union: UnionSame
    items:
      - !_Aliased
        name: Boolean
    name: UnionSame
    typeKind: !_TypeKind Union

Types

_Union UnionSame

Name	Union
Boolean	UnionSame