<PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="11.0.0-preview.7.26381.103" />

System.Diagnostics.CodeAnalysis.NotNullIfNotNullAttribute

sealed class NotNullIfNotNullAttribute : Attribute
Specifies that the output will be non-null if the named parameter is non-null.
/* System.InvalidOperationException: Reentrancy in PatternStatementTransform.Run? at ICSharpCode.Decompiler.CSharp.Transforms.PatternStatementTransform.Run(AstNode rootNode, TransformContext context) at ICSharpCode.Decompiler.CSharp.CSharpDecompiler.RunTransforms(AstNode rootNode, DecompileRun decompileRun, ITypeResolveContext decompilationContext) at ICSharpCode.Decompiler.CSharp.CSharpDecompiler.DecompileType(FullTypeName fullTypeName) at Relativity.APIReference.TypeDocumentation.b__30_0() in C:\Dev\relativity.apireference\Data\TypeDocumentation.cs:line 270 */