// Generated by the protocol buffer compiler. DO NOT EDIT!
// source: keyapis/vc/v1/keyapis_vc_camera_v1.proto

// Generated files should ignore deprecation warnings
@file:Suppress("DEPRECATION")
package ru.keyapis.vc.v1;

@kotlin.jvm.JvmName("-initializegetCameraIntervalsResponse")
public inline fun getCameraIntervalsResponse(block: ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.Dsl.() -> kotlin.Unit): ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse =
  ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.Dsl._create(ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.newBuilder()).apply { block() }._build()
/**
 * ```
 * Ответ на запрос получения интервалов, когда доступны записи
 * ```
 *
 * Protobuf type `keyapis.vc.v1.GetCameraIntervalsResponse`
 */
public object GetCameraIntervalsResponseKt {
  @kotlin.OptIn(com.google.protobuf.kotlin.OnlyForUseByGeneratedProtoCode::class)
  @com.google.protobuf.kotlin.ProtoDslMarker
  public class Dsl private constructor(
    private val _builder: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Builder
  ) {
    public companion object {
      @kotlin.jvm.JvmSynthetic
      @kotlin.PublishedApi
      internal fun _create(builder: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Builder): Dsl = Dsl(builder)
    }

    @kotlin.jvm.JvmSynthetic
    @kotlin.PublishedApi
    internal fun _build(): ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse = _builder.build()

    /**
     * ```
     * Интервалы
     * ```
     *
     * `.keyapis.vc.v1.GetCameraIntervalsResponse.Interval data = 1;`
     */
    public var data: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval
      @JvmName("getData")
      get() = _builder.getData()
      @JvmName("setData")
      set(value) {
        _builder.setData(value)
      }
    /**
     * ```
     * Интервалы
     * ```
     *
     * `.keyapis.vc.v1.GetCameraIntervalsResponse.Interval data = 1;`
     */
    public fun clearData() {
      _builder.clearData()
    }
    /**
     * ```
     * Интервалы
     * ```
     *
     * `.keyapis.vc.v1.GetCameraIntervalsResponse.Interval data = 1;`
     * @return Whether the data field is set.
     */
    public fun hasData(): kotlin.Boolean {
      return _builder.hasData()
    }

    /**
     * ```
     * Ошибка
     * ```
     *
     * `.keyapis.vc.v1.GetCameraIntervalsResponse.Error error = 2;`
     */
    public var error: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Error
      @JvmName("getError")
      get() = _builder.getError()
      @JvmName("setError")
      set(value) {
        _builder.setError(value)
      }
    /**
     * ```
     * Ошибка
     * ```
     *
     * `.keyapis.vc.v1.GetCameraIntervalsResponse.Error error = 2;`
     */
    public fun clearError() {
      _builder.clearError()
    }
    /**
     * ```
     * Ошибка
     * ```
     *
     * `.keyapis.vc.v1.GetCameraIntervalsResponse.Error error = 2;`
     * @return Whether the error field is set.
     */
    public fun hasError(): kotlin.Boolean {
      return _builder.hasError()
    }
    public val typeCase: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.TypeCase
      @JvmName("getTypeCase")
      get() = _builder.getTypeCase()

    public fun clearType() {
      _builder.clearType()
    }
  }
  @kotlin.jvm.JvmName("-initializeinterval")
  public inline fun interval(block: ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.IntervalKt.Dsl.() -> kotlin.Unit): ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval =
    ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.IntervalKt.Dsl._create(ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.newBuilder()).apply { block() }._build()
  /**
   * ```
   * Интервалы
   * ```
   *
   * Protobuf type `keyapis.vc.v1.GetCameraIntervalsResponse.Interval`
   */
  public object IntervalKt {
    @kotlin.OptIn(com.google.protobuf.kotlin.OnlyForUseByGeneratedProtoCode::class)
    @com.google.protobuf.kotlin.ProtoDslMarker
    public class Dsl private constructor(
      private val _builder: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Builder
    ) {
      public companion object {
        @kotlin.jvm.JvmSynthetic
        @kotlin.PublishedApi
        internal fun _create(builder: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Builder): Dsl = Dsl(builder)
      }

      @kotlin.jvm.JvmSynthetic
      @kotlin.PublishedApi
      internal fun _build(): ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval = _builder.build()

      /**
       * An uninstantiable, behaviorless type to represent the field in
       * generics.
       */
      @kotlin.OptIn(com.google.protobuf.kotlin.OnlyForUseByGeneratedProtoCode::class)
      public class ItemsProxy private constructor() : com.google.protobuf.kotlin.DslProxy()
      /**
       * ```
       * Список интервалов
       * ```
       *
       * `repeated .keyapis.vc.v1.GetCameraIntervalsResponse.Interval.Item items = 1;`
       */
       public val items: com.google.protobuf.kotlin.DslList<ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Item, ItemsProxy>
        @kotlin.jvm.JvmSynthetic
        get() = com.google.protobuf.kotlin.DslList(
          _builder.getItemsList()
        )
      /**
       * ```
       * Список интервалов
       * ```
       *
       * `repeated .keyapis.vc.v1.GetCameraIntervalsResponse.Interval.Item items = 1;`
       * @param value The items to add.
       */
      @kotlin.jvm.JvmSynthetic
      @kotlin.jvm.JvmName("addItems")
      public fun com.google.protobuf.kotlin.DslList<ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Item, ItemsProxy>.add(value: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Item) {
        _builder.addItems(value)
      }
      /**
       * ```
       * Список интервалов
       * ```
       *
       * `repeated .keyapis.vc.v1.GetCameraIntervalsResponse.Interval.Item items = 1;`
       * @param value The items to add.
       */
      @kotlin.jvm.JvmSynthetic
      @kotlin.jvm.JvmName("plusAssignItems")
      @Suppress("NOTHING_TO_INLINE")
      public inline operator fun com.google.protobuf.kotlin.DslList<ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Item, ItemsProxy>.plusAssign(value: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Item) {
        add(value)
      }
      /**
       * ```
       * Список интервалов
       * ```
       *
       * `repeated .keyapis.vc.v1.GetCameraIntervalsResponse.Interval.Item items = 1;`
       * @param values The items to add.
       */
      @kotlin.jvm.JvmSynthetic
      @kotlin.jvm.JvmName("addAllItems")
      public fun com.google.protobuf.kotlin.DslList<ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Item, ItemsProxy>.addAll(values: kotlin.collections.Iterable<ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Item>) {
        _builder.addAllItems(values)
      }
      /**
       * ```
       * Список интервалов
       * ```
       *
       * `repeated .keyapis.vc.v1.GetCameraIntervalsResponse.Interval.Item items = 1;`
       * @param values The items to add.
       */
      @kotlin.jvm.JvmSynthetic
      @kotlin.jvm.JvmName("plusAssignAllItems")
      @Suppress("NOTHING_TO_INLINE")
      public inline operator fun com.google.protobuf.kotlin.DslList<ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Item, ItemsProxy>.plusAssign(values: kotlin.collections.Iterable<ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Item>) {
        addAll(values)
      }
      /**
       * ```
       * Список интервалов
       * ```
       *
       * `repeated .keyapis.vc.v1.GetCameraIntervalsResponse.Interval.Item items = 1;`
       * @param index The index to set the value at.
       * @param value The items to set.
       */
      @kotlin.jvm.JvmSynthetic
      @kotlin.jvm.JvmName("setItems")
      public operator fun com.google.protobuf.kotlin.DslList<ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Item, ItemsProxy>.set(index: kotlin.Int, value: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Item) {
        _builder.setItems(index, value)
      }
      /**
       * ```
       * Список интервалов
       * ```
       *
       * `repeated .keyapis.vc.v1.GetCameraIntervalsResponse.Interval.Item items = 1;`
       */
      @kotlin.jvm.JvmSynthetic
      @kotlin.jvm.JvmName("clearItems")
      public fun com.google.protobuf.kotlin.DslList<ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Item, ItemsProxy>.clear() {
        _builder.clearItems()
      }

    }
    @kotlin.jvm.JvmName("-initializeitem")
    public inline fun item(block: ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.IntervalKt.ItemKt.Dsl.() -> kotlin.Unit): ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Item =
      ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.IntervalKt.ItemKt.Dsl._create(ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Item.newBuilder()).apply { block() }._build()
    /**
     * ```
     * Интервал
     * ```
     *
     * Protobuf type `keyapis.vc.v1.GetCameraIntervalsResponse.Interval.Item`
     */
    public object ItemKt {
      @kotlin.OptIn(com.google.protobuf.kotlin.OnlyForUseByGeneratedProtoCode::class)
      @com.google.protobuf.kotlin.ProtoDslMarker
      public class Dsl private constructor(
        private val _builder: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Item.Builder
      ) {
        public companion object {
          @kotlin.jvm.JvmSynthetic
          @kotlin.PublishedApi
          internal fun _create(builder: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Item.Builder): Dsl = Dsl(builder)
        }

        @kotlin.jvm.JvmSynthetic
        @kotlin.PublishedApi
        internal fun _build(): ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Item = _builder.build()

        /**
         * ```
         * Значение интервала с.
         * # Тип: DateTime
         * ```
         *
         * `.google.protobuf.Timestamp since_at = 1;`
         */
        public var sinceAt: com.google.protobuf.Timestamp
          @JvmName("getSinceAt")
          get() = _builder.getSinceAt()
          @JvmName("setSinceAt")
          set(value) {
            _builder.setSinceAt(value)
          }
        /**
         * ```
         * Значение интервала с.
         * # Тип: DateTime
         * ```
         *
         * `.google.protobuf.Timestamp since_at = 1;`
         */
        public fun clearSinceAt() {
          _builder.clearSinceAt()
        }
        /**
         * ```
         * Значение интервала с.
         * # Тип: DateTime
         * ```
         *
         * `.google.protobuf.Timestamp since_at = 1;`
         * @return Whether the sinceAt field is set.
         */
        public fun hasSinceAt(): kotlin.Boolean {
          return _builder.hasSinceAt()
        }

        /**
         * ```
         * Значение интервала до.
         * # Тип: DateTime
         * ```
         *
         * `.google.protobuf.Timestamp till_at = 2;`
         */
        public var tillAt: com.google.protobuf.Timestamp
          @JvmName("getTillAt")
          get() = _builder.getTillAt()
          @JvmName("setTillAt")
          set(value) {
            _builder.setTillAt(value)
          }
        /**
         * ```
         * Значение интервала до.
         * # Тип: DateTime
         * ```
         *
         * `.google.protobuf.Timestamp till_at = 2;`
         */
        public fun clearTillAt() {
          _builder.clearTillAt()
        }
        /**
         * ```
         * Значение интервала до.
         * # Тип: DateTime
         * ```
         *
         * `.google.protobuf.Timestamp till_at = 2;`
         * @return Whether the tillAt field is set.
         */
        public fun hasTillAt(): kotlin.Boolean {
          return _builder.hasTillAt()
        }
      }
    }
  }
  @kotlin.jvm.JvmName("-initializeerror")
  public inline fun error(block: ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.ErrorKt.Dsl.() -> kotlin.Unit): ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Error =
    ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.ErrorKt.Dsl._create(ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Error.newBuilder()).apply { block() }._build()
  /**
   * ```
   * Ошибка запроса
   * ```
   *
   * Protobuf type `keyapis.vc.v1.GetCameraIntervalsResponse.Error`
   */
  public object ErrorKt {
    @kotlin.OptIn(com.google.protobuf.kotlin.OnlyForUseByGeneratedProtoCode::class)
    @com.google.protobuf.kotlin.ProtoDslMarker
    public class Dsl private constructor(
      private val _builder: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Error.Builder
    ) {
      public companion object {
        @kotlin.jvm.JvmSynthetic
        @kotlin.PublishedApi
        internal fun _create(builder: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Error.Builder): Dsl = Dsl(builder)
      }

      @kotlin.jvm.JvmSynthetic
      @kotlin.PublishedApi
      internal fun _build(): ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Error = _builder.build()

      /**
       * ```
       * Ошибка валидации
       * ```
       *
       * `.keyapis.vc.v1.ValidationError validation = 1;`
       */
      public var validation: ru.keyapis.vc.v1.KeyapisVcV1Proto.ValidationError
        @JvmName("getValidation")
        get() = _builder.getValidation()
        @JvmName("setValidation")
        set(value) {
          _builder.setValidation(value)
        }
      /**
       * ```
       * Ошибка валидации
       * ```
       *
       * `.keyapis.vc.v1.ValidationError validation = 1;`
       */
      public fun clearValidation() {
        _builder.clearValidation()
      }
      /**
       * ```
       * Ошибка валидации
       * ```
       *
       * `.keyapis.vc.v1.ValidationError validation = 1;`
       * @return Whether the validation field is set.
       */
      public fun hasValidation(): kotlin.Boolean {
        return _builder.hasValidation()
      }

      /**
       * ```
       * Ошибка в сервисе ВН
       * ```
       *
       * `.keyapis.vc.v1.GetCameraIntervalsResponse.Error.VcError vc = 2;`
       */
      public var vc: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Error.VcError
        @JvmName("getVc")
        get() = _builder.getVc()
        @JvmName("setVc")
        set(value) {
          _builder.setVc(value)
        }
      /**
       * ```
       * Ошибка в сервисе ВН
       * ```
       *
       * `.keyapis.vc.v1.GetCameraIntervalsResponse.Error.VcError vc = 2;`
       */
      public fun clearVc() {
        _builder.clearVc()
      }
      /**
       * ```
       * Ошибка в сервисе ВН
       * ```
       *
       * `.keyapis.vc.v1.GetCameraIntervalsResponse.Error.VcError vc = 2;`
       * @return Whether the vc field is set.
       */
      public fun hasVc(): kotlin.Boolean {
        return _builder.hasVc()
      }
      public val reasonCase: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Error.ReasonCase
        @JvmName("getReasonCase")
        get() = _builder.getReasonCase()

      public fun clearReason() {
        _builder.clearReason()
      }
    }
    @kotlin.jvm.JvmName("-initializevcError")
    public inline fun vcError(block: ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.ErrorKt.VcErrorKt.Dsl.() -> kotlin.Unit): ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Error.VcError =
      ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.ErrorKt.VcErrorKt.Dsl._create(ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Error.VcError.newBuilder()).apply { block() }._build()
    /**
     * ```
     * Ошибка в сервисе ВН
     * ```
     *
     * Protobuf type `keyapis.vc.v1.GetCameraIntervalsResponse.Error.VcError`
     */
    public object VcErrorKt {
      @kotlin.OptIn(com.google.protobuf.kotlin.OnlyForUseByGeneratedProtoCode::class)
      @com.google.protobuf.kotlin.ProtoDslMarker
      public class Dsl private constructor(
        private val _builder: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Error.VcError.Builder
      ) {
        public companion object {
          @kotlin.jvm.JvmSynthetic
          @kotlin.PublishedApi
          internal fun _create(builder: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Error.VcError.Builder): Dsl = Dsl(builder)
        }

        @kotlin.jvm.JvmSynthetic
        @kotlin.PublishedApi
        internal fun _build(): ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Error.VcError = _builder.build()

        /**
         * ```
         * Текст ошибки
         * ```
         *
         * `string text = 1;`
         */
        public var text: kotlin.String
          @JvmName("getText")
          get() = _builder.getText()
          @JvmName("setText")
          set(value) {
            _builder.setText(value)
          }
        /**
         * ```
         * Текст ошибки
         * ```
         *
         * `string text = 1;`
         */
        public fun clearText() {
          _builder.clearText()
        }
      }
    }
  }
}
@kotlin.jvm.JvmSynthetic
public inline fun ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.copy(block: ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.Dsl.() -> kotlin.Unit): ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse =
  ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.Dsl._create(this.toBuilder()).apply { block() }._build()

@kotlin.jvm.JvmSynthetic
public inline fun ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.copy(block: ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.IntervalKt.Dsl.() -> kotlin.Unit): ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval =
  ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.IntervalKt.Dsl._create(this.toBuilder()).apply { block() }._build()

@kotlin.jvm.JvmSynthetic
public inline fun ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Item.copy(block: ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.IntervalKt.ItemKt.Dsl.() -> kotlin.Unit): ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.Item =
  ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.IntervalKt.ItemKt.Dsl._create(this.toBuilder()).apply { block() }._build()

public val ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.ItemOrBuilder.sinceAtOrNull: com.google.protobuf.Timestamp?
  get() = if (hasSinceAt()) getSinceAt() else null

public val ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval.ItemOrBuilder.tillAtOrNull: com.google.protobuf.Timestamp?
  get() = if (hasTillAt()) getTillAt() else null

@kotlin.jvm.JvmSynthetic
public inline fun ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Error.copy(block: ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.ErrorKt.Dsl.() -> kotlin.Unit): ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Error =
  ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.ErrorKt.Dsl._create(this.toBuilder()).apply { block() }._build()

@kotlin.jvm.JvmSynthetic
public inline fun ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Error.VcError.copy(block: ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.ErrorKt.VcErrorKt.Dsl.() -> kotlin.Unit): ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Error.VcError =
  ru.keyapis.vc.v1.GetCameraIntervalsResponseKt.ErrorKt.VcErrorKt.Dsl._create(this.toBuilder()).apply { block() }._build()

public val ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.ErrorOrBuilder.validationOrNull: ru.keyapis.vc.v1.KeyapisVcV1Proto.ValidationError?
  get() = if (hasValidation()) getValidation() else null

public val ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.ErrorOrBuilder.vcOrNull: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Error.VcError?
  get() = if (hasVc()) getVc() else null

public val ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponseOrBuilder.dataOrNull: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Interval?
  get() = if (hasData()) getData() else null

public val ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponseOrBuilder.errorOrNull: ru.keyapis.vc.v1.KeyapisVcV1Proto.GetCameraIntervalsResponse.Error?
  get() = if (hasError()) getError() else null