Meta Programming using Roslyn (Finding all Local Variables for all the methods)

gistfile1.cs

   SyntaxTree tree = SyntaxTree.ParseText(@"int fun(int x){ int y = 0; x++; return x+1;} 
                                            double funny(double x){ int s = 3; double t = 4; return x + s * t/2.13;}");

   List<MethodDeclarationSyntax> methods = tree.GetRoot()
                                               .DescendantNodes()
                                               .Where(d => d.Kind == SyntaxKind.MethodDeclaration)
                                               .Cast<MethodDeclarationSyntax>()
											   .ToList();
	
   methods.Select(z => new { MethodName = z.Identifier.ValueText, 
                             NBLocal = z.Body.Statements.Count(x => x.Kind == SyntaxKind.LocalDeclarationStatement) })
          .OrderByDescending(x => x.NBLocal)
          .ToList()
          .ForEach(x => Console.WriteLine(x.MethodName + " " + x.NBLocal));