public DelcarationSpecificToBlockBodyRefactoring(IExpressionBodyHandler <TDeclaration> handler)
{
_handler = handler;
}
public static string GetMemberName <TDeclaration>(this IExpressionBodyHandler <TDeclaration> handler, TDeclaration declaration, SemanticModel semanticModel)
where TDeclaration : MemberDeclarationSyntax
=> semanticModel.GetDeclaredSymbol(declaration)?.Name
?? handler.GetIdentifierName(declaration);
