apollo-federation 2.13.1

Apollo Federation
Documentation 
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extend schema @link(
  url: "https://specs.apollo.dev/connect/v0.3"
  import: ["@connect"]
)

type Query {
  validAsNameBinding: JSON @connect(
    http: { GET: "http://127.0.0.1" }
    selection: """
    person->as($name, @.name)->echo({ hello: $name })
    """
  )

  validSubSelection: JSON @connect(
    http: { GET: "http://127.0.0.1" }
    selection: """
    product->as($name, @.name) {
      upc
      name: $name
    }
    """
  )

  validThisShadowing: JSON @connect(
    http: { GET: "http://127.0.0.1" }
    selection: """
    scope->as($this) { scope: $this }
    """
  )

  validBodyBinding(input: String!): JSON @connect(
    http: {
      POST: "http://127.0.0.1"
      body: "$args.input->as($input, @->slice(0, 100)) { sliced: $input }"
    }
    selection: "sliced"
  )

  validHeaderBinding(input: String!): JSON @connect(
    http: {
      POST: "http://127.0.0.1"
      headers: [
        { name: "x-input", value: "$args.input->as($input, @->slice(0, 100))" }
      ]
    }
    selection: "sliced"
  )

  validIsSuccessBinding(input: String!): JSON @connect(
    http: {
      POST: "http://127.0.0.1"
    }
    isSuccess: "$status->as($s)->echo($s->eq(200))"
    selection: "$"
  )

  validPathBinding(path: [String!]!): JSON @connect(
    http: {
      GET: "http://127.0.0.1"
      path: "$args->as($args).path"
    }
    selection: "$"
  )

  validQueryParamsBinding(input: String!): JSON @connect(
    http: {
      GET: "http://127.0.0.1"
      queryParams: "$({ name: 'input', value: $args.input->as($input, @->slice(0, 100) ) })"
    }
    selection: "sliced"
  )

  validErrorsBinding: JSON @connect(
    http: { GET: "http://127.0.0.1" }
    isError: "$status->as($s)->echo($s->ne(200))"
    errors: {
      message: "body->as($b, @.errorMessage)->echo($b)"
      extensions: "$({ code: $status->as($s)->echo($s) })"
    }
    selection: "$"
  )

  invalidAsNameBinding: JSON @connect(
    http: { GET: "http://127.0.0.1" }
    selection: """
    $->as($typo, @.name)->echo({ hello: $name })
    """
  )

  invalidSubSelection: JSON @connect(
    http: { GET: "http://127.0.0.1" }
    selection: """
    product->as($name, @.name) {
      upc
      name: $typo
    }
    """
  )
}