Add Roslyn analyzers to detect incorrect usage of BenchmarkDotNet#2837

Merged

timcassell merged 38 commits intodotnet:masterfrom

silkfire:roslyn-analyzers

Nov 9, 2025

Commits on Nov 7, 2025

Add Roslyn analyzers to detect incorrect usage of BenchmarkDotNet
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Unify C# language version
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Remove Analyzers package projects
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Revert BenchmarkDotNet.Disassembler changes
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Reference Analyzers project from Annotations
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Move Benchmark.Analyzers and Benchmark.Analyzers.Tests to correct directories
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Remove accidentally added package Microsoft.CodeAnalysis.NetAnalyzers from BenchmarkDotNet.Annotations
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* Benchmark classes annotated with a [GenericTypeArguments] attribute must be non-abstract and generic
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* Change diagnostic ID increment ordering
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When determining whether a class has any benchmark methods, iterate through its ancestors
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Move "Benchmark class cannot be sealed" to Run analyzer
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Move "Benchmark class must be public" to Run analyzer
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Support analyzing overload of BenchmarkRunner.Run that takes a Type parameter created by using a typeof expression
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Remove requirement that a class must have at least one method annotated with the Benchmark attribute when analyzing GenericTypeArguments attribute rules
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* Integer attribute values that fit within target type range should not trigger mismatching type diagnostics
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Use a dummy syntax tree to test whether types are implicitly convertible
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Move "Generic class must be abstract or annotated with a [GenericTypeArgumentsAttribute]" to Run analyzer and remove abstract modifier requirement
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Add support to analyze implicit conversion from an array to a Span of said array for [Arguments] attribute values
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Add support to analyze implicit conversion when using constant values for [Params] and [Arguments] attribute values
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* Add support to analyze a boolean constant value for the Baseline property on BenchmarkAttribute
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Add test to OnlyOneMethodCanBeBaselinePerCategory rule verifying that it works correctly with invalid string values
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Disable warnings for "Missing XML comment for publicly visible type or member" (CS1591)
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Correct resource strings for OnlyOneMethodCanBeBaselinePerCategory rule
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Build error fixes
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Add analyzer projects to main sln.

timcassell
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Revert annotations csproj.

timcassell
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* Change severity level of "UnnecessarySingleValuePassedToAttribute" rule from warning to information
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Revert suppressing of BDN1401 in ArgumentsTests.cs
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Revert suppressing of BDN1401 in FullNameProviderTests.cs, PriorityTests.cs and TypeFilterTests.cs
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Fix Directory.build.props included in autogenerated projects.

timcassell
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Add message to failing CI test.

timcassell
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Revert sdk update.

timcassell
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Suppress warning.

timcassell
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Skip failing test

timcassell
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Adjust wording of "ClassWithGenericTypeArgumentsAttributeMustBeNonAbstract" diagnostic and move trigger location to the attribute level
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Add diagnostics for unintendedly passing a single null value to the [Arguments] or [Params] attribute
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Commits on Nov 8, 2025