饭太稀

Tools/SourceCode/Fantasy.Tools.ConfigTable/Exporter/DynamicAssembly/OneDynamicAssembly.cs

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+using System.Reflection;
+using Fantasy.Exporter;
+using Fantasy.Serialize;
+using Microsoft.CodeAnalysis;
+using Microsoft.CodeAnalysis.CSharp;
+using ProtoBuf;
+
+namespace Exporter.Excel;
+
+public class OneDynamicAssembly
+{
+    private readonly List<SyntaxTree> _syntaxTreeList = new List<SyntaxTree>();
+
+    public void Load(string file)
+    {
+        using var fileStream = new StreamReader(file);
+        var cSharp = CSharpSyntaxTree.ParseText(fileStream.ReadToEnd());
+        _syntaxTreeList.Add(cSharp);
+    }
+    
+    public Assembly Assembly
+    {
+        get
+        {
+            AssemblyMetadata assemblyMetadata;
+            MetadataReference metadataReference;
+            var currentDomain = AppDomain.CurrentDomain;
+            var assemblyName = Path.GetRandomFileName();
+            var assemblyArray = currentDomain.GetAssemblies();
+            var metadataReferenceList = new List<MetadataReference>();
+            // 注册引用
+            foreach (var domainAssembly in assemblyArray)
+            {
+                if (string.IsNullOrEmpty(domainAssembly.Location))
+                {
+                    continue;
+                }
+                
+                assemblyMetadata = AssemblyMetadata.CreateFromFile(domainAssembly.Location);
+                metadataReference = assemblyMetadata.GetReference();
+                metadataReferenceList.Add(metadataReference);
+            }
+            // 添加ProtoEntity支持
+            assemblyMetadata = AssemblyMetadata.CreateFromFile(typeof(ASerialize).Assembly.Location);
+            metadataReference = assemblyMetadata.GetReference();
+            metadataReferenceList.Add(metadataReference);
+            // 添加MessagePack支持
+            assemblyMetadata = AssemblyMetadata.CreateFromFile(typeof(ProtoMemberAttribute).Assembly.Location);
+            metadataReference = assemblyMetadata.GetReference();
+            metadataReferenceList.Add(metadataReference);
+            CSharpCompilation compilation = CSharpCompilation.Create(assemblyName, _syntaxTreeList, metadataReferenceList, new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary));
+
+            using var ms = new MemoryStream();
+            var result = compilation.Emit(ms);
+            
+            if (!result.Success)
+            {
+                foreach (var resultDiagnostic in result.Diagnostics)
+                {
+                    Log.Error(resultDiagnostic.GetMessage());
+                }
+
+                throw new Exception("failures");
+            }
+
+            ms.Seek(0, SeekOrigin.Begin);
+            return Assembly.Load(ms.ToArray());
+        }
+    }
+}