public sealed override async Task RegisterCodeFixesAsync(CodeFixContext context) { SyntaxNode root = await context.GetSyntaxRootAsync().ConfigureAwait(false); EnumMemberDeclarationSyntax enumMemberDeclaration = root .FindNode(context.Span, getInnermostNodeForTie: true)? .FirstAncestorOrSelf <EnumMemberDeclarationSyntax>(); if (enumMemberDeclaration == null) { return; } foreach (Diagnostic diagnostic in context.Diagnostics) { switch (diagnostic.Id) { case DiagnosticIdentifiers.EnumMemberShouldDeclareExplicitValue: { CodeAction codeAction = CodeAction.Create( "Declare explicit value", cancellationToken => EnumMemberShouldDeclareExplicitValueRefactoring.RefactorAsync(context.Document, enumMemberDeclaration, cancellationToken), diagnostic.Id + EquivalenceKeySuffix); context.RegisterCodeFix(codeAction, diagnostic); break; } case DiagnosticIdentifiers.DeclareEnumValueAsCombinationOfNames: { CodeAction codeAction = CodeAction.Create( "Declare value as combination of names", cancellationToken => DeclareEnumValueAsCombinationOfNamesRefactoring.RefactorAsync(context.Document, enumMemberDeclaration, cancellationToken), diagnostic.Id + EquivalenceKeySuffix); context.RegisterCodeFix(codeAction, diagnostic); break; } } } }
public override void Initialize(AnalysisContext context) { if (context == null) { throw new ArgumentNullException(nameof(context)); } base.Initialize(context); context.RegisterCompilationStartAction(startContext => { INamedTypeSymbol flagsAttribute = startContext.Compilation.GetTypeByMetadataName(MetadataNames.System_FlagsAttribute); if (flagsAttribute != null) { startContext.RegisterSymbolAction( nodeContext => DeclareEnumValueAsCombinationOfNamesRefactoring.AnalyzeNamedType(nodeContext, flagsAttribute), SymbolKind.NamedType); } }); }