Muation is generated in API.Swift

API.swift

public final class AddMeasurementMutation: GraphQLMutation {
  /// The raw GraphQL definition of this operation.
  public let operationDefinition: String =
    """
    mutation addMeasurement($client_id: String!, $measurementsRequest: ClientMeasurementRequest!) {
      addMeasurement(client_id: $client_id, measurementsRequest: $measurementsRequest) {
        __typename
        id
        weight
        weightUnit
        height
        heightUnit
        createdAt
      }
    }
    """

  public let operationName: String = "addMeasurement"

  public var client_id: String
  public var measurementsRequest: ClientMeasurementRequest

  public init(client_id: String, measurementsRequest: ClientMeasurementRequest) {
    self.client_id = client_id
    self.measurementsRequest = measurementsRequest
  }

  public var variables: GraphQLMap? {
    return ["client_id": client_id, "measurementsRequest": measurementsRequest]
  }

  public struct Data: GraphQLSelectionSet {
    public static let possibleTypes: [String] = ["Mutation"]

    public static var selections: [GraphQLSelection] {
      return [
        GraphQLField("addMeasurement", arguments: ["client_id": GraphQLVariable("client_id"), "measurementsRequest": GraphQLVariable("measurementsRequest")], type: .nonNull(.object(AddMeasurement.selections))),
      ]
    }

    public private(set) var resultMap: ResultMap

    public init(unsafeResultMap: ResultMap) {
      self.resultMap = unsafeResultMap
    }

    public init(addMeasurement: AddMeasurement) {
      self.init(unsafeResultMap: ["__typename": "Mutation", "addMeasurement": addMeasurement.resultMap])
    }

    public var addMeasurement: AddMeasurement {
      get {
        return AddMeasurement(unsafeResultMap: resultMap["addMeasurement"]! as! ResultMap)
      }
      set {
        resultMap.updateValue(newValue.resultMap, forKey: "addMeasurement")
      }
    }

    public struct AddMeasurement: GraphQLSelectionSet {
      public static let possibleTypes: [String] = ["Measurement"]

      public static var selections: [GraphQLSelection] {
        return [
          GraphQLField("__typename", type: .nonNull(.scalar(String.self))),
          GraphQLField("id", type: .nonNull(.scalar(GraphQLID.self))),
          GraphQLField("weight", type: .scalar(String.self)),
          GraphQLField("weightUnit", type: .scalar(String.self)),
          GraphQLField("height", type: .scalar(String.self)),
          GraphQLField("heightUnit", type: .scalar(String.self)),
          GraphQLField("createdAt", type: .scalar(String.self)),
        ]
      }

      public private(set) var resultMap: ResultMap

      public init(unsafeResultMap: ResultMap) {
        self.resultMap = unsafeResultMap
      }

      public init(id: GraphQLID, weight: String? = nil, weightUnit: String? = nil, height: String? = nil, heightUnit: String? = nil, createdAt: String? = nil) {
        self.init(unsafeResultMap: ["__typename": "Measurement", "id": id, "weight": weight, "weightUnit": weightUnit, "height": height, "heightUnit": heightUnit, "createdAt": createdAt])
      }

      public var __typename: String {
        get {
          return resultMap["__typename"]! as! String
        }
        set {
          resultMap.updateValue(newValue, forKey: "__typename")
        }
      }

      public var id: GraphQLID {
        get {
          return resultMap["id"]! as! GraphQLID
        }
        set {
          resultMap.updateValue(newValue, forKey: "id")
        }
      }

      public var weight: String? {
        get {
          return resultMap["weight"] as? String
        }
        set {
          resultMap.updateValue(newValue, forKey: "weight")
        }
      }

      public var weightUnit: String? {
        get {
          return resultMap["weightUnit"] as? String
        }
        set {
          resultMap.updateValue(newValue, forKey: "weightUnit")
        }
      }

      public var height: String? {
        get {
          return resultMap["height"] as? String
        }
        set {
          resultMap.updateValue(newValue, forKey: "height")
        }
      }

      public var heightUnit: String? {
        get {
          return resultMap["heightUnit"] as? String
        }
        set {
          resultMap.updateValue(newValue, forKey: "heightUnit")
        }
      }

      public var createdAt: String? {
        get {
          return resultMap["createdAt"] as? String
        }
        set {
          resultMap.updateValue(newValue, forKey: "createdAt")
        }
      }
    }
  }
}