$schema: https://json-schema.org/draft/2020-12/schema
description: 'A Face feature: a bounded planar surface referencing Ring features via
  directed_references. geometry must be null.'
$defs:
  testCollection:
    $anchor: testCollection
    description: A convenience ref to a complete, testable collection objects and
      references
    $ref: https://ogcincubator.github.io/topo-feature/build/annotated/geo/topo/features/topo-feature-collection/schema.yaml
allOf:
- $ref: https://ogcincubator.github.io/topo-feature/build/annotated/geo/topo/features/topo-feature/schema.yaml
- properties:
    geometry:
      type: 'null'
    topology:
      properties:
        type:
          type: string
          const: Face
      required:
      - type
      - directed_references
      x-jsonld-type: '@id'
      x-jsonld-id: https://purl.org/geojson/vocab#topology
  required:
  - topology
x-jsonld-extra-terms:
  Face: https://purl.org/geojson/topo#Face
  Ring: https://purl.org/geojson/topo#Ring
  rings:
    x-jsonld-id: https://purl.org/geojson/topo#rings
    x-jsonld-container: '@list'
  directed_references:
    x-jsonld-id: https://purl.org/geojson/topo#directedReferences
    x-jsonld-container: '@list'
  ref: '@id'
  orientation: https://purl.org/geojson/topo#orientation
x-jsonld-prefixes:
  geojson: https://purl.org/geojson/vocab#
  topo: https://purl.org/geojson/topo#