text: openapi: 3.0.2
  
  info:
    title: ...
    version: 0.0.0
  
  paths:
    /foo:
      get:
        responses:
          200:
            description: ...
            content:
              application/json:
                schema:
                  type: array
                  items:
                    $ref: '#/components/schemas/Bar'
  
  components:
    schemas:
      Bar:
        type: string
        enum: 
          - Foo
          - Bar
          - Foo Bar
          - Foo-Bar
          - 1Foo
          - Bar
          - ' Foo'
          - ' Foo '
          - _Foo_