directive @core(feature: String!) repeatable on SCHEMA

directive @join__owner(graph: join__Graph!) on OBJECT

directive @join__type(
    graph: join__Graph!
    key: String!
    resolvable: Boolean = true
) repeatable on OBJECT | INTERFACE

directive @join__field(
    graph: join__Graph
    requires: String
    provides: String
) on FIELD_DEFINITION

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

enum join__Graph {
    APPLE @join__graph(name: "apple", url: "http://example.com/apple")
    ORANGE @join__graph(name: "orange", url: "http://example.com/orange")
}

scalar Texture @tag(name: "appleTexture") @tag(name: "orangeTexture")

type Apple implements HasId @tag(name: "appleType") {
    id: ID!
    texture: Texture
    variety: AppleVariety
}

type Orange implements HasId @tag(name: "orangeType") {
    id: ID! @join__field(graph: ORANGE)
    texture: Texture @join__field(graph: ORANGE)
    variety: String @join__field(graph: ORANGE)
}

type Query @tag(name: "appleQuery") @tag(name: "orangeQuery") {
    tags(filter: String @tag(name: "appleTagsFilter") @tag(name: "orangeTagsFilter")): [String] @join__field(graph: APPLE) @join__field(graph: ORANGE) @tag(name: "appleField") @tag(name: "orangeField")
}

interface HasId @tag(name: "appleInterface") @tag(name: "orangeInterface") {
    id: ID! @tag(name: "appleField") @tag(name: "orangeField")
}

enum AppleVariety @tag(name: "appleEnum") {
    FUJI
    GRANNY_SMITH
    HONEYCRISP @tag(name: "appleEnumValue")
}

input Filter @tag(name: "appleInput") @tag(name: "orangeInput") {
    value: String @tag(name: "appleInputField") @tag(name: "orangeInputField")
}