AsyncAnalyzers

.editorconfig

# AsyncFixer01: Unnecessary async/await usage
dotnet_diagnostic.AsyncFixer01.severity = suggestion

# AsyncFixer02: Long-running or blocking operations inside an async method
dotnet_diagnostic.AsyncFixer02.severity = error

# VSTHRD103: Call async methods when in an async method
dotnet_diagnostic.VSTHRD103.severity = error

# AsyncFixer03: Fire & forget async void methods
dotnet_diagnostic.AsyncFixer03.severity = error

# VSTHRD100: Avoid async void methods
dotnet_diagnostic.VSTHRD100.severity = error

# VSTHRD101: Avoid unsupported async delegates
dotnet_diagnostic.VSTHRD101.severity = error

# VSTHRD107: Await Task within using expression
dotnet_diagnostic.VSTHRD107.severity = error

# AsyncFixer04: Fire & forget async call inside a using block
dotnet_diagnostic.AsyncFixer04.severity = error

# VSTHRD110: Observe result of async calls
dotnet_diagnostic.VSTHRD110.severity = error

# VSTHRD002: Avoid problematic synchronous waits
dotnet_diagnostic.VSTHRD002.severity = error

# MA0045: Do not use blocking call (make method async)
dotnet_diagnostic.MA0045.severity = error

# AsyncifyInvocation: Use Task Async
dotnet_diagnostic.AsyncifyInvocation.severity = error

# AsyncifyVariable: Use Task Async
dotnet_diagnostic.AsyncifyVariable.severity = error

# MA0004: Use .ConfigureAwait(false)
dotnet_diagnostic.MA0004.severity = none

# VSTHRD111: Use ConfigureAwait(bool)
dotnet_diagnostic.VSTHRD111.severity = none

# CA2007: Consider calling ConfigureAwait on the awaited task
dotnet_diagnostic.CA2007.severity = none

# MA0022: Return Task.FromResult instead of returning null
dotnet_diagnostic.MA0022.severity = error

# VSTHRD114: Avoid returning a null Task
dotnet_diagnostic.VSTHRD114.severity = error

# VSTHRD200: Use "Async" suffix for async methods
dotnet_diagnostic.VSTHRD200.severity = none

# VSTHRD200: Use "Async" suffix for async methods
dotnet_diagnostic.VSTHRD200.severity = none

# MA0040: Specify a cancellation token
dotnet_diagnostic.MA0032.severity = suggestion

# MA0040: Flow the cancellation token when available
dotnet_diagnostic.MA0040.severity = error

# MA0079: Use a cancellation token using .WithCancellation()
dotnet_diagnostic.MA0079.severity = suggestion

# MA0080: Use a cancellation token using .WithCancellation()
dotnet_diagnostic.MA0080.severity = error

#AsyncFixer05: Downcasting from a nested task to an outer task.
dotnet_diagnostic.AsyncFixer05.severity = error

project.csproj

<ItemGroup>
    <PackageReference Include="AsyncFixer" Version="1.3.0">
        <PrivateAssets>all</PrivateAssets>
        <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
    </PackageReference>
    <PackageReference Include="Asyncify" Version="0.9.7" >
        <PrivateAssets>all</PrivateAssets>
        <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
    </PackageReference>
    <PackageReference Include="Meziantou.Analyzer" Version="1.0.570">
        <PrivateAssets>all</PrivateAssets>
        <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
    </PackageReference>
    <PackageReference Include="Microsoft.VisualStudio.Threading.Analyzers" Version="16.8.50" >
        <PrivateAssets>all</PrivateAssets>
        <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
    </PackageReference>
</ItemGroup>

# AsyncFixer02: Long-running or blocking operations inside an async method
dotnet_diagnostic.AsyncFixer02.severity = error

# VSTHRD103: Call async methods when in an async method
dotnet_diagnostic.VSTHRD103.severity = error

# VSTHRD100: Avoid async void methods
dotnet_diagnostic.VSTHRD100.severity = error

# VSTHRD101: Avoid unsupported async delegates
dotnet_diagnostic.VSTHRD101.severity = error

# VSTHRD107: Await Task within using expression
dotnet_diagnostic.VSTHRD107.severity = error

# AsyncFixer04: Fire & forget async call inside a using block
dotnet_diagnostic.AsyncFixer04.severity = error

# VSTHRD110: Observe result of async calls
dotnet_diagnostic.VSTHRD110.severity = error
#-----------
# 8. Synchronous waits

# VSTHRD002: Avoid problematic synchronous waits
dotnet_diagnostic.VSTHRD002.severity = error

# MA0045: Do not use blocking call (make method async)
dotnet_diagnostic.MA0045.severity = error

# AsyncifyInvocation: Use Task Async
dotnet_diagnostic.AsyncifyInvocation.severity = error

# AsyncifyVariable: Use Task Async
dotnet_diagnostic.AsyncifyVariable.severity = error


#-----------
# 9. Missing ConfigureAwait(bool)

# MA0004: Use .ConfigureAwait(false)
dotnet_diagnostic.MA0004.severity = none

# RCS1090: Call 'ConfigureAwait(false)'.
dotnet_diagnostic.RCS1090.severity = none

# VSTHRD111: Use ConfigureAwait(bool)
dotnet_diagnostic.VSTHRD111.severity = none

# CA2007: Consider calling ConfigureAwait on the awaited task
dotnet_diagnostic.CA2007.severity = none

#-----------
# 10. Returning null from a Task-returning method

# MA0022: Return Task.FromResult instead of returning null
dotnet_diagnostic.MA0022.severity = error

# RCS1210: Return Task.FromResult instead of returning null.
dotnet_diagnostic.RCS1210.severity = error

# VSTHRD114: Avoid returning a null Task
dotnet_diagnostic.VSTHRD114.severity = error

#-----------
# 11. Asynchronous method names should end with Async

# VSTHRD200: Use "Async" suffix for async methods
dotnet_diagnostic.VSTHRD200.severity = none

#RCS1046: Asynchronous method name should end with 'Async'.
dotnet_diagnostic.RCS1046.severity = none


#-----------
# 12. Non asynchronous method names shouldn't end with Async

# RCS1047: Non-asynchronous method name should not end with 'Async'.
dotnet_diagnostic.RCS1047.severity = error

#-----------
# 13. Pass cancellation token

# MA0040: Specify a cancellation token
dotnet_diagnostic.MA0032.severity = error

# MA0040: Flow the cancellation token when available
dotnet_diagnostic.MA0040.severity = error

#-----------
# 14. Using cancellation token with IAsyncEnumerable

# MA0079: Use a cancellation token using .WithCancellation()
dotnet_diagnostic.MA0079.severity = error

# MA0080: Use a cancellation token using .WithCancellation()
dotnet_diagnostic.MA0080.severity = error