The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.

Class TestImageProvider must have a public parameterless constructor to support Xunit.Abstractions.IXunitSerializable. (https://xunit.net/xunit.analyzers/rules/xUnit3001)

Class LambdaProvider must have a public parameterless constructor to support Xunit.Abstractions.IXunitSerializable. (https://xunit.net/xunit.analyzers/rules/xUnit3001)

Using alias directives should be placed after all using namespace directives (https://github.com/DotNetAnalyzers/StyleCopAnalyzers/blob/master/documentation/SA1209.md)

Member 'expected' is explicitly initialized to its default value (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1805)

Do not declare visible instance fields (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1051)

Type 'BaseImageOperationsExtensionTest' owns disposable field(s) 'source' but is not disposable (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1001)

Do not declare visible instance fields (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1051)

Do not declare visible instance fields (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1051)

Do not declare visible instance fields (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1051)

The behavior of 'SystemFonts.Get(string)' could vary based on the current user's locale settings. Replace this call in 'Program.DrawText(string)' with a call to 'SystemFonts.Get(string, CultureInfo)'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1304)

The behavior of 'SystemFonts.Get(string)' could vary based on the current user's locale settings. Replace this call in 'Program.DrawText(string, IPath)' with a call to 'SystemFonts.Get(string, CultureInfo)'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1304)

The behavior of 'float.Parse(string)' could vary based on the current user's locale settings. Replace this call in 'Program.DrawSerializedOPenSansLetterShape_a()' with a call to 'float.Parse(string, IFormatProvider)'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1305)

The behavior of 'float.Parse(string)' could vary based on the current user's locale settings. Replace this call in 'Program.DrawSerializedOPenSansLetterShape_a()' with a call to 'float.Parse(string, IFormatProvider)'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1305)

The behavior of 'float.Parse(string)' could vary based on the current user's locale settings. Replace this call in 'Program.DrawSerializedOPenSansLetterShape_o()' with a call to 'float.Parse(string, IFormatProvider)'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1305)

The behavior of 'float.Parse(string)' could vary based on the current user's locale settings. Replace this call in 'Program.DrawSerializedOPenSansLetterShape_o()' with a call to 'float.Parse(string, IFormatProvider)'. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1305)

The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.

Using alias directives should be placed after all using namespace directives (https://github.com/DotNetAnalyzers/StyleCopAnalyzers/blob/master/documentation/SA1209.md)

Non-constant fields should not be visible (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca2211)