Roslyn:获取格式化的方法签名/声明

using Microsoft.CodeAnalysis;
using Microsoft.CodeAnalysis.CSharp;
using Microsoft.CodeAnalysis.CSharp.Syntax;
using System;
using System.Linq;

class Program
{
    static void Main()
    {
        string sourceCode = @"
            public class Example
            {
                public void MyMethod(int param1, string param2)
                {
                    // Method implementation
                }
            }";

        var tree = CSharpSyntaxTree.ParseText(sourceCode);
        var root = tree.GetRoot();

        var methodDeclaration = root.DescendantNodes().OfType<MethodDeclarationSyntax>().First();

        // 获取格式化的方法签名
        var formattedSignature = methodDeclaration.ToFullString();
        Console.WriteLine(formattedSignature);
    }
}