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