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Merge pull request #329 from sharwell/reference-assemblies
Support reference assemblies
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89 changes: 20 additions & 69 deletions
89
...rosoft.CodeAnalysis.Testing/Microsoft.CodeAnalysis.Analyzer.Testing/MetadataReferences.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,95 +1,46 @@ | ||
| // Copyright (c) Microsoft. All Rights Reserved. Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. | ||
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||
| using System; | ||
| using System.Collections.Immutable; | ||
| using System.Linq; | ||
| using System.IO; | ||
| using System.Linq.Expressions; | ||
| using System.Reflection; | ||
| using System.Runtime.CompilerServices; | ||
| using Microsoft.CodeAnalysis; | ||
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| #if NETSTANDARD1_5 | ||
| using System.IO; | ||
| #endif | ||
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| namespace Microsoft.CodeAnalysis.Testing | ||
| { | ||
| /// <summary> | ||
| /// Metadata references used to create test projects. | ||
| /// </summary> | ||
| public static class MetadataReferences | ||
| { | ||
| public static readonly MetadataReference CorlibReference = MetadataReference.CreateFromFile(typeof(object).GetTypeInfo().Assembly.Location).WithAliases(ImmutableArray.Create("global", "corlib")); | ||
| public static readonly MetadataReference SystemReference = MetadataReference.CreateFromFile(typeof(System.Diagnostics.Debug).GetTypeInfo().Assembly.Location).WithAliases(ImmutableArray.Create("global", "system")); | ||
| public static readonly MetadataReference SystemCoreReference = MetadataReference.CreateFromFile(typeof(Enumerable).GetTypeInfo().Assembly.Location); | ||
| public static readonly MetadataReference CodeAnalysisReference = MetadataReference.CreateFromFile(typeof(Compilation).GetTypeInfo().Assembly.Location); | ||
| public static readonly MetadataReference SystemCollectionsImmutableReference = MetadataReference.CreateFromFile(typeof(ImmutableArray).GetTypeInfo().Assembly.Location); | ||
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| internal static readonly MetadataReference? MscorlibFacadeReference; | ||
| internal static readonly MetadataReference? SystemRuntimeReference; | ||
| internal static readonly MetadataReference? SystemValueTupleReference; | ||
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| private static MetadataReference? _microsoftVisualBasicReference; | ||
| private static readonly Func<string, DocumentationProvider?> s_createDocumentationProvider; | ||
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| static MetadataReferences() | ||
| { | ||
| #if NETSTANDARD1_5 | ||
| if (typeof(string).GetTypeInfo().Assembly.ExportedTypes.Any(x => x.Name == "System.ValueTuple")) | ||
| { | ||
| // mscorlib contains ValueTuple, so no need to add a separate reference | ||
| MscorlibFacadeReference = null; | ||
| SystemRuntimeReference = null; | ||
| SystemValueTupleReference = null; | ||
| } | ||
| else | ||
| { | ||
| MscorlibFacadeReference = MetadataReference.CreateFromFile(Path.Combine(Path.GetDirectoryName(typeof(Lazy<,>).GetTypeInfo().Assembly.Location), "mscorlib.dll")); | ||
| SystemRuntimeReference = MetadataReference.CreateFromFile(typeof(Lazy<,>).GetTypeInfo().Assembly.Location); | ||
| SystemValueTupleReference = MetadataReference.CreateFromFile(typeof(ValueTuple<,>).GetTypeInfo().Assembly.Location); | ||
| } | ||
| #elif NETSTANDARD2_0 | ||
| // mscorlib contains ValueTuple, so no need to add a separate reference | ||
| MscorlibFacadeReference = null; | ||
| SystemRuntimeReference = null; | ||
| SystemValueTupleReference = null; | ||
| #elif NET452 | ||
| // System.Object is already in mscorlib | ||
| MscorlibFacadeReference = null; | ||
| Func<string, DocumentationProvider?> createDocumentationProvider = _ => null; | ||
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| var systemRuntime = AppDomain.CurrentDomain.GetAssemblies().SingleOrDefault(x => x.GetName().Name == "System.Runtime"); | ||
| if (systemRuntime != null) | ||
| var xmlDocumentationProvider = typeof(Workspace).GetTypeInfo().Assembly.GetType("Microsoft.CodeAnalysis.XmlDocumentationProvider"); | ||
| if (xmlDocumentationProvider is object) | ||
| { | ||
| SystemRuntimeReference = MetadataReference.CreateFromFile(systemRuntime.Location); | ||
| var createFromFile = xmlDocumentationProvider.GetTypeInfo().GetMethod("CreateFromFile", new[] { typeof(string) }); | ||
| if (createFromFile is object) | ||
| { | ||
| var xmlDocCommentFilePath = Expression.Parameter(typeof(string), "xmlDocCommentFilePath"); | ||
| var body = Expression.Convert( | ||
| Expression.Call(createFromFile, xmlDocCommentFilePath), | ||
| typeof(DocumentationProvider)); | ||
| var expression = Expression.Lambda<Func<string, DocumentationProvider>>(body, xmlDocCommentFilePath); | ||
| createDocumentationProvider = expression.Compile(); | ||
| } | ||
| } | ||
|
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| var systemValueTuple = AppDomain.CurrentDomain.GetAssemblies().SingleOrDefault(x => x.GetName().Name == "System.ValueTuple"); | ||
| if (systemValueTuple != null) | ||
| { | ||
| SystemValueTupleReference = MetadataReference.CreateFromFile(systemValueTuple.Location); | ||
| } | ||
| #else | ||
| #error Unsupported target framework. | ||
| #endif | ||
| s_createDocumentationProvider = createDocumentationProvider; | ||
| } | ||
|
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| public static MetadataReference MicrosoftVisualBasicReference | ||
| internal static MetadataReference CreateReferenceFromFile(string path) | ||
| { | ||
| [MethodImpl(MethodImplOptions.NoInlining)] | ||
| get | ||
| { | ||
| if (_microsoftVisualBasicReference is null) | ||
| { | ||
| try | ||
| { | ||
| _microsoftVisualBasicReference = MetadataReference.CreateFromFile(typeof(Microsoft.VisualBasic.Strings).GetTypeInfo().Assembly.Location); | ||
| } | ||
| catch (Exception e) | ||
| { | ||
| throw new PlatformNotSupportedException("Microsoft.VisualBasic is not supported on this platform", e); | ||
| } | ||
| } | ||
|
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| return _microsoftVisualBasicReference; | ||
| } | ||
| var documentationFile = Path.ChangeExtension(path, ".xml"); | ||
| return MetadataReference.CreateFromFile(path, documentation: s_createDocumentationProvider(documentationFile)); | ||
| } | ||
| } | ||
| } |
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