public sealed override async Task RegisterCodeFixesAsync(CodeFixContext context)
{
SyntaxNode root = await context.GetSyntaxRootAsync().ConfigureAwait(false);
EndRegionDirectiveTriviaSyntax endRegionDirective = root
.FindNode(context.Span, findInsideTrivia: true, getInnermostNodeForTie: true)?
.FirstAncestorOrSelf <EndRegionDirectiveTriviaSyntax>();
Debug.Assert(endRegionDirective != null, $"{nameof(endRegionDirective)} is null");
if (endRegionDirective == null)
{
return;
}
RegionDirectiveTriviaSyntax regionDirective = endRegionDirective.GetRegionDirective();
SyntaxTrivia trivia = regionDirective.GetPreprocessingMessageTrivia();
CodeAction codeAction = CodeAction.Create(
(trivia.IsKind(SyntaxKind.PreprocessingMessageTrivia))
? "Add region name to #endregion"
: "Remove region name from #endregion",
cancellationToken => AddOrRemoveRegionNameRefactoring.RefactorAsync(context.Document, endRegionDirective, trivia, cancellationToken),
DiagnosticIdentifiers.AddOrRemoveRegionName + EquivalenceKeySuffix);
context.RegisterCodeFix(codeAction, context.Diagnostics);
}
private static void AnalyzeEndRegionDirectiveTrivia(SyntaxNodeAnalysisContext context)
{
var endRegionDirective = (EndRegionDirectiveTriviaSyntax)context.Node;
RegionDirectiveTriviaSyntax regionDirective = endRegionDirective.GetRegionDirective();
if (regionDirective == null)
{
return;
}
SyntaxTrivia trivia = regionDirective.GetPreprocessingMessageTrivia();
SyntaxTrivia endTrivia = endRegionDirective.GetPreprocessingMessageTrivia();
if (trivia.IsKind(SyntaxKind.PreprocessingMessageTrivia))
{
if (!endTrivia.IsKind(SyntaxKind.PreprocessingMessageTrivia) ||
!string.Equals(trivia.ToString(), endTrivia.ToString(), StringComparison.Ordinal))
{
DiagnosticHelpers.ReportDiagnostic(context, DiagnosticRules.AddOrRemoveRegionName, endRegionDirective, "Add", "to");
}
}
else if (endTrivia.IsKind(SyntaxKind.PreprocessingMessageTrivia))
{
DiagnosticHelpers.ReportDiagnostic(context, DiagnosticRules.AddOrRemoveRegionName, endRegionDirective, "Remove", "from");
}
}
public static void AnalyzeEndRegionDirectiveTrivia(SyntaxNodeAnalysisContext context)
{
var endRegionDirective = (EndRegionDirectiveTriviaSyntax)context.Node;
RegionDirectiveTriviaSyntax regionDirective = endRegionDirective.GetRegionDirective();
if (regionDirective == null)
{
return;
}
SyntaxTrivia trivia = regionDirective.GetPreprocessingMessageTrivia();
SyntaxTrivia endTrivia = endRegionDirective.GetPreprocessingMessageTrivia();
if (trivia.Kind() == SyntaxKind.PreprocessingMessageTrivia)
{
if (endTrivia.Kind() != SyntaxKind.PreprocessingMessageTrivia ||
!string.Equals(trivia.ToString(), endTrivia.ToString(), StringComparison.Ordinal))
{
context.ReportDiagnostic(DiagnosticDescriptors.AddOrRemoveRegionName, endRegionDirective, "Add", "to");
}
}
else if (endTrivia.Kind() == SyntaxKind.PreprocessingMessageTrivia)
{
context.ReportDiagnostic(DiagnosticDescriptors.AddOrRemoveRegionName, endRegionDirective, "Remove", "from");
}
}
public sealed override async Task RegisterCodeFixesAsync(CodeFixContext context)
{
SyntaxNode root = await context.GetSyntaxRootAsync().ConfigureAwait(false);
if (!TryFindFirstAncestorOrSelf(root, context.Span, out EndRegionDirectiveTriviaSyntax endRegionDirective, findInsideTrivia: true))
{
return;
}
RegionDirectiveTriviaSyntax regionDirective = endRegionDirective.GetRegionDirective();
SyntaxTrivia trivia = regionDirective.GetPreprocessingMessageTrivia();
CodeAction codeAction = CodeAction.Create(
(trivia.IsKind(SyntaxKind.PreprocessingMessageTrivia))
? "Add region name to #endregion"
: "Remove region name from #endregion",
cancellationToken => AddOrRemoveRegionNameRefactoring.RefactorAsync(context.Document, endRegionDirective, trivia, cancellationToken),
GetEquivalenceKey(DiagnosticIdentifiers.AddOrRemoveRegionName));
context.RegisterCodeFix(codeAction, context.Diagnostics);
}