YAML
!_Schema
groups:
Union: !_Map(_Type)
!_Name UnionAlias: !_TypeUnion
aliases: [UnA1,UnA2]
allItems:
- !_UnionMember
name: Boolean
union: UnionAlias
- !_UnionMember
name: Number
union: UnionAlias
items:
- !_Aliased
name: Boolean
- !_Aliased
name: Number
name: UnionAlias
typeKind: !_TypeKind Union
title: 'union-alias'