graphql-composition 0.12.2

An implementation of GraphQL federated schema composition
Documentation
---
source: crates/graphql-composition/tests/composition_tests.rs
expression: Federated SDL
input_file: crates/graphql-composition/tests/composition/composed_directives_basic/test.md
---
schema
  @link(url: "https://specs.apollo.dev/link/v1.0")
  @link(url: "https://specs.apollo.dev/join/v0.3", for: EXECUTION)
  @link(url: "https://specs.apollo.dev/inaccessible/v0.2", for: SECURITY)
  @link(url: "https://specs.birds.co.uk/link/birds", import: ["@pelagic"])
{
  query: Query
}

directive @join__unionMember(graph: join__Graph!, member: String!) on UNION

directive @join__implements(graph: join__Graph!, interface: String!) on OBJECT | INTERFACE

directive @join__graph(name: String!, url: String) on ENUM_VALUE

directive @join__field(graph: join__Graph, requires: join__FieldSet, provides: join__FieldSet, type: String, external: Boolean, override: String, overrideLabel: String) on FIELD_DEFINITION | INPUT_FIELD_DEFINITION

directive @join__type(graph: join__Graph, key: join__FieldSet, extension: Boolean = false, resolvable: Boolean = true, isInterfaceObject: Boolean = false) on SCALAR | OBJECT | INTERFACE | UNION | ENUM | INPUT_OBJECT

directive @join__enumValue(graph: join__Graph!) on ENUM_VALUE

directive @join__owner(graph: join__Graph!) on OBJECT

scalar DateTime

scalar join__FieldSet

type Bird
  @fieldMarks(plumage: "juvenile")
  @fieldMarks(plumage: "adult")
  @join__type(graph: BIRDWATCH_BASIC)
  @join__type(graph: OBSERVATIONS)
  @join__type(graph: SIGHTINGS)
{
  id: ID!
  location: String! @tag(name: "locationService") @tag(name: "b") @tag(name: "a")
  name: String!
  notes: String @deprecated(reason: "Field is obsolete due to new data model.")
  observedAt: DateTime! @deprecated(reason: "Use UNIX timestamps instead as customary in bird watching")
  species: String!
}

type BirdObservation
  @join__type(graph: OBSERVATIONS)
{
  bird: Bird!
  observationID: ID!
  observerDetails: ObserverDetails!
  timeOfObservation: DateTime!
}

type ObserverDetails
  @join__type(graph: OBSERVATIONS)
{
  membershipNumber: String
  name: String!
  observerType: ObserverType!
}

type BirdSighting
  @deprecated(reason: "we haven't seen any birds in a while :(")
  @join__type(graph: SIGHTINGS, key: "sightingID")
{
  bird: Bird! @pelagic
  observer: String!
  sightingID: ID!
  weatherConditions: String
}

type Query
{
  bird(id: ID!): Bird @join__field(graph: BIRDWATCH_BASIC)
  birdObservation(observationID: ID!): BirdObservation @join__field(graph: OBSERVATIONS)
  birdObservations(filters: BirdObservationFilters): [BirdObservation] @join__field(graph: OBSERVATIONS)
  birdSighting(sightingID: ID!, private: Boolean @deprecated): BirdSighting @join__field(graph: SIGHTINGS)
  birdSightings: [BirdSighting] @join__field(graph: SIGHTINGS)
  birds: [Bird] @join__field(graph: BIRDWATCH_BASIC)
}

enum ObserverType
  @join__type(graph: OBSERVATIONS)
{
  AMATEUR @join__enumValue(graph: OBSERVATIONS)
  SEMIPROFESSIONAL @deprecated(reason: "No such thing as semiprofessionals") @join__enumValue(graph: OBSERVATIONS)
  PROFESSIONAL @join__enumValue(graph: OBSERVATIONS)
}

enum join__Graph
{
  BIRDWATCH_BASIC @join__graph(name: "birdwatch-basic", url: "http://example.com/birdwatch-basic")
  OBSERVATIONS @join__graph(name: "observations", url: "http://example.com/observations")
  SIGHTINGS @join__graph(name: "sightings", url: "http://example.com/sightings")
}

input BirdObservationFilters
  @join__type(graph: OBSERVATIONS)
{
  observedAt: DateTime @deprecated(reason: "UNIX timestamps instead, as usual in bird watching")
  observerType: ObserverType
  observerName: String
  first: Int
}