73 lines
No EOL
3.5 KiB
C#
73 lines
No EOL
3.5 KiB
C#
// Copyright (c) .NET Foundation and contributors. All rights reserved.
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// Licensed under the MIT license. See LICENSE file in the project root for full license information.
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Reflection;
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using System.Resources;
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using Microsoft.CodeAnalysis.CSharp;
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using System.IO;
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using System.Runtime.Versioning;
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using Microsoft.CodeAnalysis.CSharp.Syntax;
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namespace Microsoft.Dotnet.Cli.Compiler.Common
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{
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public class AssemblyInfoFileGenerator
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{
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public static string Generate(AssemblyInfoOptions metadata, IEnumerable<string> sourceFiles)
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{
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var projectAttributes = new Dictionary<Type, string>()
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{
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[typeof(AssemblyTitleAttribute)] = EscapeCharacters(metadata.Title),
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[typeof(AssemblyDescriptionAttribute)] = EscapeCharacters(metadata.Description),
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[typeof(AssemblyCopyrightAttribute)] = EscapeCharacters(metadata.Copyright),
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[typeof(AssemblyFileVersionAttribute)] = EscapeCharacters(metadata.AssemblyFileVersion?.ToString()),
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[typeof(AssemblyVersionAttribute)] = EscapeCharacters(metadata.AssemblyVersion?.ToString()),
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[typeof(AssemblyInformationalVersionAttribute)] = EscapeCharacters(metadata.InformationalVersion),
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[typeof(AssemblyCultureAttribute)] = EscapeCharacters(metadata.Culture),
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[typeof(NeutralResourcesLanguageAttribute)] = EscapeCharacters(metadata.NeutralLanguage),
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[typeof(TargetFrameworkAttribute)] = EscapeCharacters(metadata.TargetFramework)
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};
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var existingAttributes = new List<Type>();
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foreach (var sourceFile in sourceFiles)
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{
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var tree = CSharpSyntaxTree.ParseText(File.ReadAllText(sourceFile));
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var root = tree.GetRoot();
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// assembly attributes can be only on first level
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foreach (var attributeListSyntax in root.ChildNodes().OfType<AttributeListSyntax>())
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{
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if (attributeListSyntax.Target.Identifier.Kind() == SyntaxKind.AssemblyKeyword)
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{
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foreach (var attributeSyntax in attributeListSyntax.Attributes)
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{
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var projectAttribute = projectAttributes.FirstOrDefault(attribute => IsSameAttribute(attribute.Key, attributeSyntax));
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if (projectAttribute.Key != null)
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{
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existingAttributes.Add(projectAttribute.Key);
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}
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}
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}
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}
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}
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return string.Join(Environment.NewLine, projectAttributes
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.Where(projectAttribute => projectAttribute.Value != null && !existingAttributes.Contains(projectAttribute.Key))
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.Select(projectAttribute => $"[assembly:{projectAttribute.Key.FullName}(\"{projectAttribute.Value}\")]"));
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}
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private static bool IsSameAttribute(Type attributeType, AttributeSyntax attributeSyntax)
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{
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var name = attributeSyntax.Name.ToString();
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// This check is quite stupid but we can not do more without semantic model
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return attributeType.FullName.StartsWith(name) || attributeType.Name.StartsWith(name);
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}
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private static string EscapeCharacters(string str)
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{
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return str != null ? SymbolDisplay.FormatLiteral(str, quote: false) : null;
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}
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}
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} |