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// Copyright (c) .NET Foundation and contributors. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
using System.Collections.Immutable;
using System.Composition;
using System.Globalization;
using System.Linq;
using System.Threading.Tasks;
using ILLink.CodeFixProvider;
using ILLink.Shared;
using Microsoft.CodeAnalysis;
using Microsoft.CodeAnalysis.CodeFixes;
using Microsoft.CodeAnalysis.Editing;
namespace ILLink.CodeFix
{
[ExportCodeFixProvider (LanguageNames.CSharp, Name = nameof (UnconditionalSuppressMessageCodeFixProvider)), Shared]
public class UnconditionalSuppressMessageCodeFixProvider : BaseAttributeCodeFixProvider
{
const string Justification = nameof (Justification);
const string UnconditionalSuppressMessageAttribute = nameof (UnconditionalSuppressMessageAttribute);
public const string FullyQualifiedUnconditionalSuppressMessageAttribute = "System.Diagnostics.CodeAnalysis." + UnconditionalSuppressMessageAttribute;
public sealed override ImmutableArray<string> FixableDiagnosticIds
=> (new DiagnosticId[] {
DiagnosticId.RequiresUnreferencedCode,
DiagnosticId.AvoidAssemblyLocationInSingleFile,
DiagnosticId.AvoidAssemblyGetFilesInSingleFile,
DiagnosticId.RequiresAssemblyFiles,
DiagnosticId.RequiresDynamicCode }).Select (d => d.AsString ()).ToImmutableArray ();
private protected override LocalizableString CodeFixTitle => new LocalizableResourceString (nameof (Resources.UconditionalSuppressMessageCodeFixTitle), Resources.ResourceManager, typeof (Resources));
private protected override string FullyQualifiedAttributeName => FullyQualifiedUnconditionalSuppressMessageAttribute;
private protected override AttributeableParentTargets AttributableParentTargets => AttributeableParentTargets.All;
public sealed override Task RegisterCodeFixesAsync (CodeFixContext context) => BaseRegisterCodeFixesAsync (context);
protected override SyntaxNode[] GetAttributeArguments (ISymbol attributableSymbol, ISymbol targetSymbol, SyntaxGenerator syntaxGenerator, Diagnostic diagnostic)
{
// Category of the attribute
var ruleCategory = syntaxGenerator.AttributeArgument (
syntaxGenerator.LiteralExpression (diagnostic.Descriptor.Category));
// Identifier of the analysis rule the attribute applies to
var ruleTitle = diagnostic.Descriptor.Title.ToString (CultureInfo.CurrentUICulture);
var ruleId = syntaxGenerator.AttributeArgument (
syntaxGenerator.LiteralExpression (
string.IsNullOrWhiteSpace (ruleTitle) ? diagnostic.Id : $"{diagnostic.Id}:{ruleTitle}"));
// The user should provide a justification for the suppression
var suppressionJustification = syntaxGenerator.AttributeArgument (Justification,
syntaxGenerator.LiteralExpression ("<Pending>"));
// [UnconditionalSuppressWarning (category, id, Justification = "<Pending>")]
return new[] { ruleCategory, ruleId, suppressionJustification };
}
}
}
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