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Upgrading System.Reactive 6 to 7

Breaking6.1.0 → 7.0.0Breaking4Platform2New19Changed150Fixed26Other120

Full comparisonBack to System.Reactive
BreakingUpgrade verdict

4 breaking changes and 2 platform requirement changes.

In plain terms
  • Code that used AsyncEnumerable from System.Linq.Async must switch to the replacement API.
  • Code calling SumAsync on async sequences must now reference System.Interactive.Async.
  • Code calling SumAsync with a selector must reference the new location.
  • This version no longer runs on .NET Core 2.1 or netstandard1.0, and now requires .NET Framework 4.8.
Must act Top 5 of 6 that need code or config changes

Target frameworks requirement changed in 7.0.0-preview.1: .NETFramework4.7.2, .NETStandard2.0, net6.0, net6.0-windows10.0.19041, UAP10.0.18362 → .NETFramework4.7.2, .NETStandard2.0, net8.0, net8.0-windows10.0.19041, UAP10.0.18362.

Drops microsoft.netcore.universalwindowsplatform.

Moves system.threading.tasks.extensions 4.5.4 → 4.6.3. Your build may pick other versions.

What you must change

Breaking4
Removes AsyncEnumerable from the System.Linq.Async public API.
AsyncEnumerableSystem.Linq.Async
7.0.0GitHub ReleaseSummarizedView source
Removes AsyncEnumerable from the System.Linq.Async public API.
AsyncEnumerableSystem.Linq.Async
7.0.0-preview.15GitHub ReleaseSummarizedView source
Moves the projection SumAsync to System.Interactive.Async.
SumAsyncSystem.Interactive.Async
7.0.0GitHub ReleaseSummarizedView source
Moves the projection SumAsync to System.Interactive.Async.
SumAsyncSystem.Interactive.Async
7.0.0-preview.15GitHub ReleaseSummarizedView source
Platform2
Removes support for .NET Core 2.1 and netstandard1.0, and bumps .NET to 4.8.
7.0.0GitHub ReleaseSummarizedView source
Remove support for .NET Core 2.1 and netstandard1.0. bump .net to 4.8.
7.0.0-preview.16GitHub ReleaseOriginalView source