fix: memory leaks

.gitignore

@@ -105,4 +105,5 @@ junit.xml
 tests.xml
 
 Scripts/*.yml
-Scripts/influxdb-clients-apigen/
+Scripts/influxdb-clients-apigen/
+.DS_Store

CHANGELOG.md

@@ -1,5 +1,8 @@
 ## 1.7.0 [unreleased]
 
+### Bug Fixes
+1. [#63](https://github.com/influxdata/influxdb-client-swift/pull/64): Remove reference cycle
+
 ### CI
 1. [#55](https://github.com/influxdata/influxdb-client-swift/pull/55): Use Swift 5.8, 5.9 and 5.10 in CI and update XCode to 15.3.0
 

Scripts/templates/api.mustache

@@ -17,7 +17,7 @@ extension {{projectName}}API {
 
 {{#description}}
 /** {{description}} */{{/description}}
-{{#objcCompatible}}@objc {{/objcCompatible}}{{#nonPublicApi}}internal{{/nonPublicApi}}{{^nonPublicApi}}public{{/nonPublicApi}} class {{classname}}{{#objcCompatible}} : NSObject{{/objcCompatible}} {
+{{#objcCompatible}}@objc {{/objcCompatible}}{{#nonPublicApi}}internal{{/nonPublicApi}}{{^nonPublicApi}}public{{/nonPublicApi}} {{^objcCompatible}}struct {{classname}}{{/objcCompatible}}{{#objcCompatible}}class {{classname}} : NSObject{{/objcCompatible}} {
  private let influxDB2API: InfluxDB2API
 
  public init(influxDB2API: InfluxDB2API) {

Scripts/templates/libraries/urlsession/URLSessionImplementations.mustache

@@ -13,7 +13,7 @@ import MobileCoreServices
 #endif
 import InfluxDBSwift
 
-class URLSessionRequestBuilderFactory: RequestBuilderFactory {
+final class URLSessionRequestBuilderFactory: RequestBuilderFactory {
  func getRequestNonDecodableBuilder<T>(method: String, URLString: String, parameters: [String:Any]?, isBody: Bool, headers: [String:String] = [:], influxDB2API: InfluxDB2API) -> RequestBuilder<T> {
  URLSessionRequestBuilder<T>(method: method, URLString: URLString, parameters: parameters, isBody: isBody, influxDB2API: influxDB2API)
  }

Sources/InfluxDBSwift/DeleteAPI.swift

@@ -23,7 +23,7 @@ import FoundationNetworking
 ///
 /// print("Successfully data data by:\n\n\(predicateRequest)")
 /// ````
-public class DeleteAPI {
+public struct DeleteAPI {
  /// Shared client.
  private let client: InfluxDBClient
 

Sources/InfluxDBSwift/InfluxDBClient.swift

@@ -22,7 +22,7 @@ import FoundationNetworking
 ///
 /// client.close()
 /// ````
-public class InfluxDBClient {
+public struct InfluxDBClient {
  /// Version of client.
  public static var version: String = "1.7.0dev"
  /// InfluxDB host and port.
@@ -36,20 +36,20 @@ public class InfluxDBClient {
  /// Shared URLSession across the client.
  public let session: URLSession
 
- /// Lazy initialized `QueryAPI`.
- public lazy var queryAPI: QueryAPI = {
+ /// `QueryAPI`.
+ public var queryAPI: QueryAPI {
  QueryAPI(client: self)
- }()
+ }
 
- /// Lazy initialized `DeleteAPI`.
- public lazy var deleteAPI: DeleteAPI = {
+ /// `DeleteAPI`.
+ public var deleteAPI: DeleteAPI {
  DeleteAPI(client: self)
- }()
+ }
 
- /// Lazy initialized `InvokableScriptsApi`.
- public lazy var invokableScriptsApi: InvokableScriptsAPI = {
+ /// `InvokableScriptsApi`.
+ public var invokableScriptsApi: InvokableScriptsAPI {
  InvokableScriptsAPI(client: self)
- }()
+ }
 
  /// Create a new client for a InfluxDB.
  ///
@@ -102,13 +102,13 @@ public class InfluxDBClient {
  /// - protocolClasses: optional array of extra protocol subclasses that handle requests.
  ///
  /// - SeeAlso: https://docs.influxdata.com/influxdb/v1.8/tools/api/#influxdb-2-0-api-compatibility-endpoints
- public convenience init(url: String,
-  username: String,
-  password: String,
-  database: String,
-  retentionPolicy: String,
-  precision: TimestampPrecision = TimestampPrecision.ns,
-  protocolClasses: [AnyClass]? = nil) {
+ public init(url: String,
+ username: String,
+ password: String,
+ database: String,
+ retentionPolicy: String,
+ precision: TimestampPrecision = TimestampPrecision.ns,
+ protocolClasses: [AnyClass]? = nil) {
  let options = InfluxDBOptions(bucket: "\(database)/\(retentionPolicy)", precision: precision)
 
  self.init(url: url, token: "\(username):\(password)", options: options, protocolClasses: protocolClasses)

Sources/InfluxDBSwift/InvokableScriptsAPI.swift

@@ -8,7 +8,7 @@ import Foundation
 ///
 /// API invokable scripts let you assign scripts to API endpoints and then execute them
 /// as standard REST operations in InfluxDB Cloud.
-public class InvokableScriptsAPI {
+public struct InvokableScriptsAPI {
  /// Shared client.
  private let client: InfluxDBClient
 

Sources/InfluxDBSwift/Point.swift

@@ -95,10 +95,13 @@ extension InfluxDBClient {
  /// .addDefaultTag(key: "customer", value: "California Miner")
  /// .addDefaultTag(key: "data_center", value: "${env.DATA_CENTER_LOCATION}")
  /// ````
- public class PointSettings {
+ public struct PointSettings {
  // Default tags which will be added to each point written by api.
  var tags: [String: String?] = [:]
 
+ /// Create a new PointSettings.
+ public init() {}
+
  /// Add new default tag with key and value.
  ///
  /// - Parameters:
@@ -107,7 +110,9 @@ extension InfluxDBClient {
  /// - Returns: Self
  public func addDefaultTag(key: String?, value: String?) -> PointSettings {
  if let key = key {
- tags[key] = value
+ var result = self
+ result.tags[key] = value
+ return result
  }
  return self
  }

Sources/InfluxDBSwift/QueryAPI.swift

@@ -41,7 +41,7 @@ import Gzip
 ///
 /// client.close()
 /// ````
-public class QueryAPI {
+public struct QueryAPI {
  /// The default Query Dialect with annotation = ["datatype", "group", "default"]
  public static let defaultDialect = Dialect(annotations:
  [

Sources/InfluxDBSwift/WriteAPI.swift

@@ -58,7 +58,7 @@ import Gzip
 /// print("Successfully written data:\n\n\(recordTuple)")
 ///
 /// ````
-public class WriteAPI {
+public struct WriteAPI {
  /// Shared client.
  private let client: InfluxDBClient
  /// Settings for DataPoint.

Sources/InfluxDBSwiftApis/Generated/APIs/AuthorizationsAPI.swift

@@ -11,7 +11,7 @@ import InfluxDBSwift
 extension InfluxDB2API {
 
 
-public class AuthorizationsAPI {
+public struct AuthorizationsAPI {
  private let influxDB2API: InfluxDB2API
 
  public init(influxDB2API: InfluxDB2API) {

Sources/InfluxDBSwiftApis/Generated/APIs/BucketsAPI.swift

@@ -11,7 +11,7 @@ import InfluxDBSwift
 extension InfluxDB2API {
 
 
-public class BucketsAPI {
+public struct BucketsAPI {
  private let influxDB2API: InfluxDB2API
 
  public init(influxDB2API: InfluxDB2API) {

Sources/InfluxDBSwiftApis/Generated/APIs/DBRPsAPI.swift

@@ -11,7 +11,7 @@ import InfluxDBSwift
 extension InfluxDB2API {
 
 
-public class DBRPsAPI {
+public struct DBRPsAPI {
  private let influxDB2API: InfluxDB2API
 
  public init(influxDB2API: InfluxDB2API) {

Sources/InfluxDBSwiftApis/Generated/APIs/HealthAPI.swift

@@ -11,7 +11,7 @@ import InfluxDBSwift
 extension InfluxDB2API {
 
 
-public class HealthAPI {
+public struct HealthAPI {
  private let influxDB2API: InfluxDB2API
 
  public init(influxDB2API: InfluxDB2API) {

Sources/InfluxDBSwiftApis/Generated/APIs/LabelsAPI.swift

@@ -11,7 +11,7 @@ import InfluxDBSwift
 extension InfluxDB2API {
 
 
-public class LabelsAPI {
+public struct LabelsAPI {
  private let influxDB2API: InfluxDB2API
 
  public init(influxDB2API: InfluxDB2API) {

Sources/InfluxDBSwiftApis/Generated/APIs/OrganizationsAPI.swift

@@ -11,7 +11,7 @@ import InfluxDBSwift
 extension InfluxDB2API {
 
 
-public class OrganizationsAPI {
+public struct OrganizationsAPI {
  private let influxDB2API: InfluxDB2API
 
  public init(influxDB2API: InfluxDB2API) {

Sources/InfluxDBSwiftApis/Generated/APIs/PingAPI.swift

@@ -11,7 +11,7 @@ import InfluxDBSwift
 extension InfluxDB2API {
 
 
-public class PingAPI {
+public struct PingAPI {
  private let influxDB2API: InfluxDB2API
 
  public init(influxDB2API: InfluxDB2API) {

Sources/InfluxDBSwiftApis/Generated/APIs/ReadyAPI.swift

@@ -11,7 +11,7 @@ import InfluxDBSwift
 extension InfluxDB2API {
 
 
-public class ReadyAPI {
+public struct ReadyAPI {
  private let influxDB2API: InfluxDB2API
 
  public init(influxDB2API: InfluxDB2API) {

Sources/InfluxDBSwiftApis/Generated/APIs/ScraperTargetsAPI.swift

@@ -11,7 +11,7 @@ import InfluxDBSwift
 extension InfluxDB2API {
 
 
-public class ScraperTargetsAPI {
+public struct ScraperTargetsAPI {
  private let influxDB2API: InfluxDB2API
 
  public init(influxDB2API: InfluxDB2API) {

Sources/InfluxDBSwiftApis/Generated/APIs/SecretsAPI.swift

@@ -11,7 +11,7 @@ import InfluxDBSwift
 extension InfluxDB2API {
 
 
-public class SecretsAPI {
+public struct SecretsAPI {
  private let influxDB2API: InfluxDB2API
 
  public init(influxDB2API: InfluxDB2API) {

Sources/InfluxDBSwiftApis/Generated/APIs/SetupAPI.swift

@@ -11,7 +11,7 @@ import InfluxDBSwift
 extension InfluxDB2API {
 
 
-public class SetupAPI {
+public struct SetupAPI {
  private let influxDB2API: InfluxDB2API
 
  public init(influxDB2API: InfluxDB2API) {

Sources/InfluxDBSwiftApis/Generated/APIs/SourcesAPI.swift

@@ -11,7 +11,7 @@ import InfluxDBSwift
 extension InfluxDB2API {
 
 
-public class SourcesAPI {
+public struct SourcesAPI {
  private let influxDB2API: InfluxDB2API
 
  public init(influxDB2API: InfluxDB2API) {

Sources/InfluxDBSwiftApis/Generated/APIs/TasksAPI.swift

@@ -11,7 +11,7 @@ import InfluxDBSwift
 extension InfluxDB2API {
 
 
-public class TasksAPI {
+public struct TasksAPI {
  private let influxDB2API: InfluxDB2API
 
  public init(influxDB2API: InfluxDB2API) {

Sources/InfluxDBSwiftApis/Generated/APIs/UsersAPI.swift

@@ -11,7 +11,7 @@ import InfluxDBSwift
 extension InfluxDB2API {
 
 
-public class UsersAPI {
+public struct UsersAPI {
  private let influxDB2API: InfluxDB2API
 
  public init(influxDB2API: InfluxDB2API) {

Sources/InfluxDBSwiftApis/Generated/APIs/VariablesAPI.swift

@@ -11,7 +11,7 @@ import InfluxDBSwift
 extension InfluxDB2API {
 
 
-public class VariablesAPI {
+public struct VariablesAPI {
  private let influxDB2API: InfluxDB2API
 
  public init(influxDB2API: InfluxDB2API) {

Sources/InfluxDBSwiftApis/Generated/URLSessionImplementations.swift

@@ -13,7 +13,7 @@ import MobileCoreServices
 #endif
 import InfluxDBSwift
 
-class URLSessionRequestBuilderFactory: RequestBuilderFactory {
+final class URLSessionRequestBuilderFactory: RequestBuilderFactory {
  func getRequestNonDecodableBuilder<T>(method: String, URLString: String, parameters: [String:Any]?, isBody: Bool, headers: [String:String] = [:], influxDB2API: InfluxDB2API) -> RequestBuilder<T> {
  URLSessionRequestBuilder<T>(method: method, URLString: URLString, parameters: parameters, isBody: isBody, influxDB2API: influxDB2API)
  }

Sources/InfluxDBSwiftApis/InfluxDB2API.swift

@@ -28,7 +28,7 @@ import InfluxDBSwift
 ///
 /// client.close()
 /// ````
-public class InfluxDB2API {
+public struct InfluxDB2API {
  internal let client: InfluxDBClient
  internal let basePath: String
  internal let requestBuilderFactory: RequestBuilderFactory
@@ -39,49 +39,49 @@ public class InfluxDB2API {
  }
 
  /// Lazy initialized `AuthorizationsAPI`.
- public lazy var authorizationsAPI: AuthorizationsAPI = { AuthorizationsAPI(influxDB2API: self) }()
+ public var authorizationsAPI: AuthorizationsAPI { AuthorizationsAPI(influxDB2API: self) }
 
  /// Lazy initialized `BucketsAPI`.
- public lazy var bucketsAPI: BucketsAPI = { BucketsAPI(influxDB2API: self) }()
+ public var bucketsAPI: BucketsAPI { BucketsAPI(influxDB2API: self) }
 
  /// Lazy initialized `DBRPsAPI`.
- public lazy var dbrpsAPI: DBRPsAPI = { DBRPsAPI(influxDB2API: self) }()
+ public var dbrpsAPI: DBRPsAPI { DBRPsAPI(influxDB2API: self) }
 
  /// Lazy initialized `HealthAPI`.
- public lazy var healthAPI: HealthAPI = { HealthAPI(influxDB2API: self) }()
+ public var healthAPI: HealthAPI { HealthAPI(influxDB2API: self) }
 
  /// Lazy initialized `PingAPI`.
- public lazy var pingAPI: PingAPI = { PingAPI(influxDB2API: self) }()
+ public var pingAPI: PingAPI { PingAPI(influxDB2API: self) }
 
  /// Lazy initialized `LabelsAPI`.
- public lazy var labelsAPI: LabelsAPI = { LabelsAPI(influxDB2API: self) }()
+ public var labelsAPI: LabelsAPI { LabelsAPI(influxDB2API: self) }
 
  /// Lazy initialized `OrganizationsAPI`.
- public lazy var organizationsAPI: OrganizationsAPI = { OrganizationsAPI(influxDB2API: self) }()
+ public var organizationsAPI: OrganizationsAPI { OrganizationsAPI(influxDB2API: self) }
 
  /// Lazy initialized `ReadyAPI`.
- public lazy var readyAPI: ReadyAPI = { ReadyAPI(influxDB2API: self) }()
+ public var readyAPI: ReadyAPI { ReadyAPI(influxDB2API: self) }
 
  /// Lazy initialized `ScraperTargetsAPI`.
- public lazy var scraperTargetsAPI: ScraperTargetsAPI = { ScraperTargetsAPI(influxDB2API: self) }()
+ public var scraperTargetsAPI: ScraperTargetsAPI { ScraperTargetsAPI(influxDB2API: self) }
 
  /// Lazy initialized `SecretsAPI`.
- public lazy var secretsAPI: SecretsAPI = { SecretsAPI(influxDB2API: self) }()
+ public var secretsAPI: SecretsAPI { SecretsAPI(influxDB2API: self) }
 
  /// Lazy initialized `SetupAPI`.
- public lazy var setupAPI: SetupAPI = { SetupAPI(influxDB2API: self) }()
+ public var setupAPI: SetupAPI { SetupAPI(influxDB2API: self) }
 
  /// Lazy initialized `SourcesAPI`.
- public lazy var sourcesAPI: SourcesAPI = { SourcesAPI(influxDB2API: self) }()
+ public var sourcesAPI: SourcesAPI { SourcesAPI(influxDB2API: self) }
 
  /// Lazy initialized `TasksAPI`.
- public lazy var tasksAPI: TasksAPI = { TasksAPI(influxDB2API: self) }()
+ public var tasksAPI: TasksAPI { TasksAPI(influxDB2API: self) }
 
  /// Lazy initialized `UsersAPI`.
- public lazy var usersAPI: UsersAPI = { UsersAPI(influxDB2API: self) }()
+ public var usersAPI: UsersAPI { UsersAPI(influxDB2API: self) }
 
  /// Lazy initialized `VariablesAPI`.
- public lazy var variablesAPI: VariablesAPI = { VariablesAPI(influxDB2API: self) }()
+ public var variablesAPI: VariablesAPI { VariablesAPI(influxDB2API: self) }
 
  /// Create a new managements client for a InfluxDB.
  ///