如何编写引用DOTNET标准2.0项目
我从罗斯林仪测试情况下,下面的错误从以下项目如何编写引用DOTNET标准2.0项目
https://github.com/Weingartner/Migrations.Json.Net
预计集合是空的,但发现罗斯林分析仪{Test0.cs(5,2):错误 CS0012:'属性'类型在不是 引用的程序集中定义。您必须添加对组件'netstandard的引用, Version = 2.0.0.0,Culture = neutral,PublicKeyToken = cc7b13ffcd2ddd51'。}。
在DiagnosticVerifier.Helper.cs的当前元数据的引用是
private static readonly MetadataReference CorlibReference = MetadataReference.CreateFromFile(typeof(object).Assembly.Location);
private static readonly MetadataReference SystemReference = MetadataReference.CreateFromFile(typeof(System.Uri).Assembly.Location);
private static readonly MetadataReference SystemCoreReference = MetadataReference.CreateFromFile(typeof(Enumerable).Assembly.Location);
private static readonly MetadataReference CSharpSymbolsReference = MetadataReference.CreateFromFile(typeof(CSharpCompilation).Assembly.Location);
private static readonly MetadataReference CodeAnalysisReference = MetadataReference.CreateFromFile(typeof(Compilation).Assembly.Location);
private static readonly MetadataReference SystemRuntimeReference = MetadataReference.CreateFromFile(Assembly.Load("System.Runtime, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a").Location);
private static readonly MetadataReference MigrationReference = MetadataReference.CreateFromFile(typeof(MigratableAttribute).Assembly.Location);
private static readonly MetadataReference SerializationReference = MetadataReference.CreateFromFile(typeof(DataMemberAttribute).Assembly.Location);
private static readonly MetadataReference JsonNetReference = MetadataReference.CreateFromFile(typeof(Newtonsoft.Json.JsonConvert).Assembly.Location);
其中引用
private static readonly MetadataReference MigrationReference =
MetadataReference
.CreateFromFile(typeof(MigratableAttribute).Assembly.Location);
指子项目Weingartner.Json.Migration的
这个项目是一个dotnetstandard 2.0项目
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<RootNamespace>Weingartner.Json.Migration</RootNamespace>
<AssemblyName>Weingartner.Json.Migration</AssemblyName>
</PropertyGroup>
<ItemGroup>
<PackageReference Include="Newtonsoft.Json" Version="10.0.3" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\Weingartner.Json.Migration.Common_\Weingartner.Json.Migration.Common.csproj" />
</ItemGroup>
</Project>
然而,当我运行分析仪的测试案例,我感到我应该引用netstandard
预计集合是空的运行时错误,但发现{Test0.cs(5,2):错误 CS0012:类型'属性'是在不是 引用的程序集中定义的。您必须添加对组件'netstandard的引用, Version = 2.0.0.0,Culture = neutral,PublicKeyToken = cc7b13ffcd2ddd51'。}。 在FluentAssertions.Execution.XUnit2TestFramework.Throw(字符串 消息)在 FluentAssertions.Execution.AssertionScope.FailWith(字符串消息, 对象[]参数)在 FluentAssertions.Execution.GivenSelector
1.FailWith(String message, Object[] args) at FluentAssertions.Collections.CollectionAssertions
2.BeEmpty(字符串 因为,对象[] becauseArgs)在 TestHelper.DiagnosticVerifier.CreateProject(字符串[]来源,字符串 语言)在TestHelper.DiagnosticVerifier.GetDocuments(字符串[] 源,在 TestHelper.DiagnosticVerifier.GetSortedDiagnostics字符串语言)(字符串[]来源, String language,DiagnosticAnalyzer分析器) TestHelper.DiagnosticVerifier.VerifyDiagnostics(St在 TestHelper.DiagnosticVerifier.VerifyCSharpDiagnostic(字符串源环[]来源, 字符串的语言,DiagnosticAnalyzer分析器,DiagnosticResult [] 预期), 预期DiagnosticResult [])在 Weingartner.Json.Migration.Roslyn.Spec.DataContractAnalyzerSpec.ShouldCreateDiagnosticIfMigratableTypeDoesntHaveDataContractAttributeSet ()
我的猜测是我在创建项目时忽略了一些东西。我看不到一个API来指定我定位的框架的版本,但API非常大,所以我可能错过了一些东西。
private static Project CreateProject(string[] sources, string language = LanguageNames.CSharp)
{
string fileNamePrefix = DefaultFilePathPrefix;
string fileExt = language == LanguageNames.CSharp ? CSharpDefaultFileExt : VisualBasicDefaultExt;
var projectId = ProjectId.CreateNewId(debugName: TestProjectName);
var solution = new AdhocWorkspace()
.CurrentSolution
.AddProject(projectId, TestProjectName, TestProjectName, language)
.AddMetadataReference(projectId, CorlibReference)
.AddMetadataReference(projectId, SystemReference)
.AddMetadataReference(projectId, SystemCoreReference)
.AddMetadataReference(projectId, CSharpSymbolsReference)
.AddMetadataReference(projectId, CodeAnalysisReference)
.AddMetadataReference(projectId, SystemRuntimeReference)
.AddMetadataReference(projectId, MigrationReference)
.AddMetadataReference(projectId, SerializationReference)
.AddMetadataReference(projectId, JsonNetReference);
var compilationOptions = solution
.GetProject(projectId)
.CompilationOptions
.WithOutputKind(OutputKind.DynamicallyLinkedLibrary);
solution = solution
.WithProjectCompilationOptions(projectId, compilationOptions);
int count = 0;
foreach (var source in sources)
{
var newFileName = fileNamePrefix + count + "." + fileExt;
var documentId = DocumentId.CreateNewId(projectId, debugName: newFileName);
solution = solution.AddDocument(documentId, newFileName, SourceText.From(source));
count++;
}
var project = solution.GetProject(projectId);
var diangostics = project.GetCompilationAsync().Result.GetDiagnostics();
diangostics.Should().BeEmpty();
return project;
}
原来,答案与错误消息一样明显。只是对netstandard的参考。
diff --git a/Weingartner.Json.Migration.Roslyn.Spec/Helpers/DiagnosticVerifier.Helper.cs b/Weingartner.Json.Migration.Roslyn.Spec/Helpers/DiagnosticVerifier.Helper.cs
index da3b933..ba6cc7c 100644
--- a/Weingartner.Json.Migration.Roslyn.Spec/Helpers/DiagnosticVerifier.Helper.cs
+++ b/Weingartner.Json.Migration.Roslyn.Spec/Helpers/DiagnosticVerifier.Helper.cs
@@ -28,6 +28,7 @@ namespace TestHelper
private static readonly MetadataReference CSharpSymbolsReference = MetadataReference.CreateFromFile(typeof(CSharpCompilation).Assembly.Location);
private static readonly MetadataReference CodeAnalysisReference = MetadataReference.CreateFromFile(typeof(Compilation).Assembly.Location);
private static readonly MetadataReference SystemRuntimeReference = MetadataReference.CreateFromFile(Assembly.Load("System.Runtime, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a").Location);
+ private static readonly MetadataReference NetStandard = MetadataReference.CreateFromFile(Assembly.Load("netstandard, Version=2.0.0.0").Location);
private static readonly MetadataReference MigrationReference = MetadataReference.CreateFromFile(typeof(MigratableAttribute).Assembly.Location);
private static readonly MetadataReference SerializationReference = MetadataReference.CreateFromFile(typeof(DataMemberAttribute).Assembly.Location);
private static readonly MetadataReference JsonNetReference = MetadataReference.CreateFromFile(typeof(Newtonsoft.Json.JsonConvert).Assembly.Location);
@@ -169,6 +170,7 @@ namespace TestHelper
.AddMetadataReference(projectId, SystemRuntimeReference)
.AddMetadataReference(projectId, MigrationReference)
.AddMetadataReference(projectId, SerializationReference)
+ .AddMetadataReference(projectId, NetStandard)
.AddMetadataReference(projectId, JsonNetReference);
var compilationOptions = solution
.GetProject(projectId)