APISampleUnitTestsCS.FAQ.UseSyntaxWalker C# (CSharp) Метод

        public void UseSyntaxWalker()
        {
            var tree = SyntaxTree.ParseText(@"
            class Program
            {
            public static void Main()
            {
            #if true
            #endif
            var b = true;
            if (b) { }
            if (!b) { }
            }
            }
            struct S
            {
            }");
            var walker = new IfStatementIfKeywordAndTypeDeclarationWalker();
            walker.Visit(tree.GetRoot());

            Assert.AreEqual(@"
            Visiting ClassDeclarationSyntax (Kind = ClassDeclaration)
            Visiting SyntaxToken (Kind = IfKeyword): #if true
            Visiting IfStatementSyntax (Kind = IfStatement): if (b) { }
            Visiting SyntaxToken (Kind = IfKeyword): if (b) { }
            Visiting IfStatementSyntax (Kind = IfStatement): if (!b) { }
            Visiting SyntaxToken (Kind = IfKeyword): if (!b) { }
            Visiting StructDeclarationSyntax (Kind = StructDeclaration)", walker.Results.ToString());
        }