{"id":1239,"date":"2025-01-25T23:44:44","date_gmt":"2025-01-25T15:44:44","guid":{"rendered":"https:\/\/www.laixuexila.com\/?p=1239"},"modified":"2025-01-25T23:44:45","modified_gmt":"2025-01-25T15:44:45","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-roslyn-%e5%8a%a8%e6%80%81%e8%af%84%e4%bc%b0-c-%e8%a1%a8%e8%be%be%e5%bc%8f%ef%bc%9a%e8%af%a6%e7%bb%86%e6%95%99%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/www.laixuexila.com\/index.php\/2025\/01\/25\/%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-roslyn-%e5%8a%a8%e6%80%81%e8%af%84%e4%bc%b0-c-%e8%a1%a8%e8%be%be%e5%bc%8f%ef%bc%9a%e8%af%a6%e7%bb%86%e6%95%99%e7%a8%8b\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 Roslyn \u52a8\u6001\u8bc4\u4f30 C# \u8868\u8fbe\u5f0f\uff1a\u8be6\u7ec6\u6559\u7a0b"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u5728 C# \u4e2d\uff0c\u4f7f\u7528 Roslyn \u52a8\u6001\u8bc4\u4f30\u8868\u8fbe\u5f0f\u53ef\u4ee5\u901a\u8fc7 Roslyn \u7f16\u8bd1\u5668\u5e73\u53f0\u63d0\u4f9b\u7684 API \u6765\u5b9e\u73b0\u3002Roslyn \u662f\u4e00\u4e2a\u5f00\u6e90\u7684 .NET \u7f16\u8bd1\u5668\u5e73\u53f0\uff0c\u5b83\u4e0d\u4ec5\u80fd\u591f\u5e2e\u52a9\u5f00\u53d1\u8005\u7f16\u8bd1 C# \u548c VB.NET \u4ee3\u7801\uff0c\u8fd8\u53ef\u4ee5\u52a8\u6001\u5730\u5206\u6790\u3001\u751f\u6210\u548c\u6267\u884c\u4ee3\u7801\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6b65\u9aa4\uff1a\u4f7f\u7528 Roslyn \u52a8\u6001\u8bc4\u4f30 C# \u8868\u8fbe\u5f0f<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5b89\u88c5 Roslyn NuGet \u5305<\/strong>\uff1a<br>\u9996\u5148\uff0c\u60a8\u9700\u8981\u5c06 Roslyn \u7684 NuGet \u5305\u6dfb\u52a0\u5230\u60a8\u7684\u9879\u76ee\u4e2d\u3002\u4e3b\u8981\u7684 NuGet \u5305\u662f <code>Microsoft.CodeAnalysis.CSharp<\/code>\uff0c\u8fd9\u662f Roslyn C# \u7f16\u8bd1\u5668\u7684\u6838\u5fc3\u5305\u3002 \u60a8\u53ef\u4ee5\u901a\u8fc7 NuGet \u7ba1\u7406\u5668\u6216\u8005\u5728\u9879\u76ee\u4e2d\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u6765\u5b89\u88c5\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>   Install-Package Microsoft.CodeAnalysis.CSharp<\/code><\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u7f16\u5199\u52a8\u6001\u8bc4\u4f30\u4ee3\u7801<\/strong>\uff1a<br>\u4e0b\u9762\u7684\u4ee3\u7801\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528 Roslyn \u6765\u52a8\u6001\u5730\u8bc4\u4f30 C# \u8868\u8fbe\u5f0f\u3002 \u793a\u4f8b\u4ee3\u7801\uff1a<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>   using System;\n   using Microsoft.CodeAnalysis;\n   using Microsoft.CodeAnalysis.CSharp;\n   using Microsoft.CodeAnalysis.CSharp.Syntax;\n   using Microsoft.CodeAnalysis.Emit;\n   using System.Reflection;\n\n   class Program\n   {\n       static void Main()\n       {\n           string expression = \"2 + 2\";\n\n           var result = EvaluateExpression(expression);\n\n           Console.WriteLine($\"Result of '{expression}': {result}\");\n       }\n\n       static object EvaluateExpression(string expression)\n       {\n           \/\/ \u521b\u5efa\u4e00\u4e2a\u8bed\u6cd5\u6811\n           var syntaxTree = CSharpSyntaxTree.ParseText(expression);\n\n           \/\/ \u521b\u5efa\u4e00\u4e2a\u7f16\u8bd1\u5668\u4e0a\u4e0b\u6587\n           var compilation = CSharpCompilation.Create(\"ExpressionCompilation\")\n               .WithOptions(new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary))\n               .AddReferences(AppDomain.CurrentDomain.GetAssemblies())\n               .AddSyntaxTrees(syntaxTree);\n\n           using (var ms = new System.IO.MemoryStream())\n           {\n               \/\/ \u7f16\u8bd1\u4ee3\u7801\n               var result = compilation.Emit(ms);\n\n               if (!result.Success)\n               {\n                   throw new InvalidOperationException(\"Compilation failed.\");\n               }\n\n               ms.Seek(0, System.IO.SeekOrigin.Begin);\n\n               \/\/ \u52a0\u8f7d\u7f16\u8bd1\u540e\u7684\u7a0b\u5e8f\u96c6\n               var assembly = Assembly.Load(ms.ToArray());\n\n               \/\/ \u83b7\u53d6\u7c7b\u578b\u548c\u65b9\u6cd5\n               var type = assembly.GetTypes()&#91;0];\n               var method = type.GetMethod(\"Main\");\n\n               \/\/ \u6267\u884c\u8868\u8fbe\u5f0f\u5e76\u8fd4\u56de\u7ed3\u679c\n               return method.Invoke(null, null);\n           }\n       }\n   }<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">\u4ee3\u7801\u89e3\u91ca\uff1a<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><code>CSharpSyntaxTree.ParseText()<\/code><\/strong>\uff1a\u89e3\u6790 C# \u8868\u8fbe\u5f0f\u5b57\u7b26\u4e32\u5e76\u751f\u6210\u8bed\u6cd5\u6811\u3002<\/li>\n\n\n\n<li><strong><code>CSharpCompilation.Create()<\/code><\/strong>\uff1a\u521b\u5efa\u4e00\u4e2a\u7f16\u8bd1\u4e0a\u4e0b\u6587\uff0c\u6307\u5b9a\u8f93\u51fa\u7c7b\u578b\uff08\u5982\u52a8\u6001\u94fe\u63a5\u5e93\uff09\u3002<\/li>\n\n\n\n<li><strong><code>compilation.Emit()<\/code><\/strong>\uff1a\u5c06\u4ee3\u7801\u7f16\u8bd1\u6210\u5185\u5b58\u4e2d\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u3002<\/li>\n\n\n\n<li><strong><code>Assembly.Load()<\/code><\/strong>\uff1a\u52a0\u8f7d\u7f16\u8bd1\u540e\u7684\u7a0b\u5e8f\u96c6\u3002<\/li>\n\n\n\n<li><strong><code>method.Invoke()<\/code><\/strong>\uff1a\u901a\u8fc7\u53cd\u5c04\u8c03\u7528\u7f16\u8bd1\u540e\u7684\u65b9\u6cd5\uff0c\u6267\u884c\u52a8\u6001\u8868\u8fbe\u5f0f\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. <strong>\u6267\u884c\u8868\u8fbe\u5f0f<\/strong>\uff1a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0a\u8ff0\u4ee3\u7801\u793a\u4f8b\u8bc4\u4f30\u7684\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u6570\u5b66\u8868\u8fbe\u5f0f <code>2 + 2<\/code>\u3002Roslyn \u4f1a\u7f16\u8bd1\u5e76\u8fd0\u884c\u8868\u8fbe\u5f0f\uff0c\u7136\u540e\u8fd4\u56de\u7ed3\u679c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. <strong>\u5904\u7406\u66f4\u590d\u6742\u7684\u8868\u8fbe\u5f0f<\/strong>\uff1a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u4e8e\u66f4\u590d\u6742\u7684\u8868\u8fbe\u5f0f\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u8c03\u6574\u7f16\u8bd1\u8bbe\u7f6e\uff0c\u6216\u8005\u5c06\u66f4\u591a\u7684\u4ee3\u7801\u4f20\u5165\u5230\u8868\u8fbe\u5f0f\u4e2d\uff0c\u6bd4\u5982\u53d8\u91cf\u58f0\u660e\u548c\u51fd\u6570\u8c03\u7528\u7b49\u3002Roslyn \u652f\u6301\u5b8c\u6574\u7684 C# \u8bed\u6cd5\uff0c\u56e0\u6b64\u60a8\u53ef\u4ee5\u5728\u5b57\u7b26\u4e32\u4e2d\u4f20\u5165\u590d\u6742\u7684\u4ee3\u7801\u7247\u6bb5\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5. <strong>\u9519\u8bef\u5904\u7406<\/strong>\uff1a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u6267\u884c\u52a8\u6001\u8bc4\u4f30\u65f6\uff0c\u52a1\u5fc5\u68c0\u67e5\u7f16\u8bd1\u662f\u5426\u6210\u529f\u3002\u82e5\u5b58\u5728\u7f16\u8bd1\u9519\u8bef\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7 <code>EmitResult<\/code> \u83b7\u53d6\u8be6\u7ec6\u7684\u9519\u8bef\u4fe1\u606f\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u7f16\u8bd1\u9519\u8bef\u5904\u7406\u793a\u4f8b\uff1a<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>if (!result.Success)\n{\n    foreach (var diagnostic in result.Diagnostics)\n    {\n        Console.WriteLine(diagnostic.ToString());\n    }\n    throw new InvalidOperationException(\"Compilation failed.\");\n}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u603b\u7ed3\uff1a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f7f\u7528 Roslyn \u52a8\u6001\u8bc4\u4f30 C# \u8868\u8fbe\u5f0f\uff0c\u60a8\u53ef\u4ee5\u7075\u6d3b\u5730\u5728\u8fd0\u884c\u65f6\u89e3\u6790\u3001\u7f16\u8bd1\u5e76\u6267\u884c\u4ee3\u7801\u3002\u901a\u8fc7\u4e0a\u8ff0\u6b65\u9aa4\uff0c\u60a8\u53ef\u4ee5\u5feb\u901f\u8bc4\u4f30\u7b80\u5355\u6216\u590d\u6742\u7684 C# \u8868\u8fbe\u5f0f\uff0c\u9002\u7528\u4e8e\u9700\u8981\u52a8\u6001\u4ee3\u7801\u6267\u884c\u7684\u573a\u666f\uff0c\u4f8b\u5982\u811a\u672c\u5f15\u64ce\u6216\u9ad8\u7ea7\u8868\u8fbe\u5f0f\u6c42\u503c\u529f\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 C# \u4e2d\uff0c\u4f7f\u7528 Roslyn \u52a8\u6001\u8bc4\u4f30\u8868\u8fbe\u5f0f\u53ef\u4ee5\u901a\u8fc7 Roslyn \u7f16\u8bd1\u5668\u5e73\u53f0\u63d0\u4f9b\u7684 API \u6765\u5b9e\u73b0\u3002Ro [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[59],"tags":[],"class_list":["post-1239","post","type-post","status-publish","format-standard","hentry","category-c"],"_links":{"self":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/1239","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/comments?post=1239"}],"version-history":[{"count":1,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/1239\/revisions"}],"predecessor-version":[{"id":1240,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/1239\/revisions\/1240"}],"wp:attachment":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media?parent=1239"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/categories?post=1239"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/tags?post=1239"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}