LCOV - code coverage report
Current view: top level - async-2.5.0/lib/src/delegate - stream_subscription.dart (source / functions) Hit Total Coverage
Test: lcov.info Lines: 0 20 0.0 %
Date: 2021-11-28 14:37:50 Functions: 0 0 -

          Line data    Source code
       1             : // Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
       2             : // for details. All rights reserved. Use of this source code is governed by a
       3             : // BSD-style license that can be found in the LICENSE file.
       4             : 
       5             : import 'dart:async';
       6             : 
       7             : import '../typed/stream_subscription.dart';
       8             : 
       9             : /// Simple delegating wrapper around a [StreamSubscription].
      10             : ///
      11             : /// Subclasses can override individual methods.
      12             : class DelegatingStreamSubscription<T> implements StreamSubscription<T> {
      13             :   final StreamSubscription<T> _source;
      14             : 
      15             :   /// Create delegating subscription forwarding calls to [sourceSubscription].
      16           0 :   DelegatingStreamSubscription(StreamSubscription<T> sourceSubscription)
      17             :       : _source = sourceSubscription;
      18             : 
      19             :   /// Creates a wrapper which throws if [subscription]'s events aren't instances
      20             :   /// of `T`.
      21             :   ///
      22             :   /// This soundly converts a [StreamSubscription] to a `StreamSubscription<T>`,
      23             :   /// regardless of its original generic type, by asserting that its events are
      24             :   /// instances of `T` whenever they're provided. If they're not, the
      25             :   /// subscription throws a [TypeError].
      26           0 :   @Deprecated('Use Stream.cast instead')
      27             :   // TODO - Remove `TypeSafeStreamSubscription` and tests when removing this.
      28             :   static StreamSubscription<T> typed<T>(StreamSubscription subscription) =>
      29           0 :       subscription is StreamSubscription<T>
      30             :           ? subscription
      31           0 :           : TypeSafeStreamSubscription<T>(subscription);
      32             : 
      33           0 :   @override
      34             :   void onData(void Function(T)? handleData) {
      35           0 :     _source.onData(handleData);
      36             :   }
      37             : 
      38           0 :   @override
      39             :   void onError(Function? handleError) {
      40           0 :     _source.onError(handleError);
      41             :   }
      42             : 
      43           0 :   @override
      44             :   void onDone(void Function()? handleDone) {
      45           0 :     _source.onDone(handleDone);
      46             :   }
      47             : 
      48           0 :   @override
      49             :   void pause([Future? resumeFuture]) {
      50           0 :     _source.pause(resumeFuture);
      51             :   }
      52             : 
      53           0 :   @override
      54             :   void resume() {
      55           0 :     _source.resume();
      56             :   }
      57             : 
      58           0 :   @override
      59           0 :   Future cancel() => _source.cancel();
      60             : 
      61           0 :   @override
      62           0 :   Future<E> asFuture<E>([E? futureValue]) => _source.asFuture(futureValue);
      63             : 
      64           0 :   @override
      65           0 :   bool get isPaused => _source.isPaused;
      66             : }

Generated by: LCOV version 1.14