- release_tracks: [GA, ALPHA, BETA]
  help_text:
    brief: List revisions of a Pub/Sub schema.
    description: |
      List revisions of a Pub/Sub schema.
    examples: |
      To list the revisions for a schema, run:

        $ {command} my-schema
  command_type: LIST
  request:
    collection: pubsub.projects.schemas
    api_version: v1
    method: listRevisions
    disable_pagination: true

  response:
    id_field: name
    result_attribute: schemas

  arguments:
    resource:
      help_text: Parent Pub/Sub schema to list all contained revisions.
      spec: !REF googlecloudsdk.command_lib.pubsub.resources:schema
    params:
    - arg_name: view
      api_field: view
      help_text: |
        There are two possible views, 'basic' and 'full', default is 'basic'
      choices:
      - enum_value: BASIC
        arg_value: basic
        help_text: |
          Include the name and type of the schema, but not the definition.
      - enum_value: FULL
        arg_value: full
        help_text: |
          Include all Schema object fields.
      default: basic

  output:
    format: |
      table(
        revisionId,
        revisionCreateTime:label=CREATE_TIME,
        type:label=TYPE,
        definition:optional
      )