Sourced from FluentAssertions's releases.

8.9.0

What's Changed

New features

• Add support for Span<T>, ReadOnlySpan<T>, Memory<T> and ReadOnlyMemory<T> by @​dennisdoomen in Add support for Span<T>, ReadOnlySpan<T>, Memory<T> and ReadOnlyMemory<T> fluentassertions/fluentassertions#3172

Improvements

• Allow excluding all properties by type from BeEquivalentTo by @​Copilot in Allow excluding all properties by type from BeEquivalentTo fluentassertions/fluentassertions#3115
• Clean-up the stack trace when throwing an assertion failure by @​dennisdoomen in Clean-up the stack trace when throwing an assertion failure fluentassertions/fluentassertions#3152
• Improve reporting the differences between differently sized collections in BeEquivalentTo by @​dennisdoomen in Improve reporting the differences between differently sized collections in BeEquivalentTo fluentassertions/fluentassertions#3133
• Improve reporting the subject when chaining Throw and Which by @​dennisdoomen in Improve reporting the subject when chaining Throw and Which fluentassertions/fluentassertions#3160
• Add HaveMillisecond/NotHaveMillisecond assertion methods for DateTime and DateTimeOffset by @​Copilot in Add HaveMillisecond/NotHaveMillisecond assertion methods for DateTime and DateTimeOffset fluentassertions/fluentassertions#3164
• Add BeEqualTo and NotBeEqualTo as collection assertion aliases by @​Copilot in Add BeEqualTo and NotBeEqualTo as collection assertion aliases fluentassertions/fluentassertions#3166

Fixes

• Fix formatting exception when comparing strings containing braces by @​Copilot in Fix formatting exception when comparing strings containing braces fluentassertions/fluentassertions#3151

Documentation

• Also mention the global configuration options in the docs. by @​dennisdoomen in Also mention the global configuration options in the docs. fluentassertions/fluentassertions#3132
• Add xUnit migration tips by @​fuguiKz in Add xUnit migration tips fluentassertions/fluentassertions#3141
• Point the docs to the new site by @​dennisdoomen in Point the docs to the new site fluentassertions/fluentassertions#3155
• Added missing release notes by @​dennisdoomen in Added missing release notes fluentassertions/fluentassertions#3161
• Fix "an" vs "a" typos by @​jnyrup in Fix "an" vs "a" typos fluentassertions/fluentassertions#3174

Others

• Bump actions/download-artifact from 5 to 6 by @​dependabot[bot] in Bump actions/download-artifact from 5 to 6 fluentassertions/fluentassertions#3116
• Bump cspell from 9.2.1 to 9.2.2 by @​dependabot[bot] in Bump cspell from 9.2.1 to 9.2.2 fluentassertions/fluentassertions#3118
• Bump actions/upload-artifact from 4 to 5 by @​dependabot[bot] in Bump actions/upload-artifact from 4 to 5 fluentassertions/fluentassertions#3117
• Add NuGet package attestations using GitHub provenance by @​Copilot in Add NuGet package attestations using GitHub provenance fluentassertions/fluentassertions#3119
• Bump cspell from 9.2.2 to 9.3.0 by @​dependabot[bot] in Bump cspell from 9.2.2 to 9.3.0 fluentassertions/fluentassertions#3122
• Bump actions/attest-build-provenance from 2 to 3 by @​dependabot[bot] in Bump actions/attest-build-provenance from 2 to 3 fluentassertions/fluentassertions#3121
• fix qodana warnings by @​jnyrup in fix qodana warnings fluentassertions/fluentassertions#3123
• Update nuget packages by @​jnyrup in Update nuget packages fluentassertions/fluentassertions#3124
• Bump cspell from 9.3.0 to 9.3.2 by @​dependabot[bot] in Bump cspell from 9.3.0 to 9.3.2 fluentassertions/fluentassertions#3125
• Bump actions/checkout from 5 to 6 by @​dependabot[bot] in Bump actions/checkout from 5 to 6 fluentassertions/fluentassertions#3127
• Update to NET 10 SDK by @​jnyrup in Update to NET 10 SDK fluentassertions/fluentassertions#3128
• Use == or != when comparing Nullable against constants by @​jnyrup in Use == or != when comparing Nullable<T> against constants fluentassertions/fluentassertions#3129
• Create polyfill for string.Create by @​jnyrup in Create polyfill for string.Create fluentassertions/fluentassertions#3130
• Bump cspell from 9.3.2 to 9.4.0 by @​dependabot[bot] in Bump cspell from 9.3.2 to 9.4.0 fluentassertions/fluentassertions#3131
• Bump actions/cache from 4 to 5 by @​dependabot[bot] in Bump actions/cache from 4 to 5 fluentassertions/fluentassertions#3136
• Bump actions/upload-artifact from 5 to 6 by @​dependabot[bot] in Bump actions/upload-artifact from 5 to 6 fluentassertions/fluentassertions#3135
• Bump actions/download-artifact from 6 to 7 by @​dependabot[bot] in Bump actions/download-artifact from 6 to 7 fluentassertions/fluentassertions#3134
• Cleanups by @​jnyrup in Cleanups fluentassertions/fluentassertions#3137
• Nuget updates by @​jnyrup in Nuget updates fluentassertions/fluentassertions#3139
• Suppress UnassignedGetOnlyAutoProperty for Node.GetHashCode by @​jnyrup in Suppress UnassignedGetOnlyAutoProperty for Node.GetHashCode fluentassertions/fluentassertions#3138
• Use NonReadonlyMemberInGetHashCode by @​jnyrup in Use NonReadonlyMemberInGetHashCode fluentassertions/fluentassertions#3140
• Bump JetBrains/qodana-action from 2025.2 to 2025.3 by @​dependabot[bot] in Bump JetBrains/qodana-action from 2025.2 to 2025.3 fluentassertions/fluentassertions#3142
• Use compiler-generated paramName parameter by @​jnyrup in Use compiler-generated paramName parameter fluentassertions/fluentassertions#3143
• Fix When_concurrently_getting_equality_strategy_it_should_not_throw by @​jnyrup in Fix When_concurrently_getting_equality_strategy_it_should_not_throw fluentassertions/fluentassertions#3144
• Bump cspell from 9.4.0 to 9.6.0 by @​dependabot[bot] in Bump cspell from 9.4.0 to 9.6.0 fluentassertions/fluentassertions#3146
• Bump cspell from 9.6.0 to 9.6.2 by @​dependabot[bot] in Bump cspell from 9.6.0 to 9.6.2 fluentassertions/fluentassertions#3153
• Polyfill string builder appending by @​jnyrup in Polyfill string builder appending fluentassertions/fluentassertions#3156
• Bump cspell from 9.6.2 to 9.6.4 by @​dependabot[bot] in Bump cspell from 9.6.2 to 9.6.4 fluentassertions/fluentassertions#3157
• Bump F# to 8.0 to compile with .NET 11 SDK by @​jnyrup in Bump F# to 8.0 to compile with .NET 11 SDK fluentassertions/fluentassertions#3159
  ... (truncated)

Commits viewable in compare view.