public override void Initialize(AnalysisContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
base.Initialize(context);
context.RegisterSyntaxNodeAction(
f => RemoveEmptyFinallyClauseRefactoring.AnalyzeFinallyClause(f),
SyntaxKind.FinallyClause);
}
public sealed override async Task RegisterCodeFixesAsync(CodeFixContext context)
{
SyntaxNode root = await context.GetSyntaxRootAsync().ConfigureAwait(false);
if (!TryFindFirstAncestorOrSelf(root, context.Span, out FinallyClauseSyntax finallyClause))
{
return;
}
CodeAction codeAction = CodeAction.Create(
"Remove empty finally clause",
cancellationToken => RemoveEmptyFinallyClauseRefactoring.RefactorAsync(context.Document, finallyClause, cancellationToken),
GetEquivalenceKey(DiagnosticIdentifiers.RemoveEmptyFinallyClause));
context.RegisterCodeFix(codeAction, context.Diagnostics);
}
public sealed override async Task RegisterCodeFixesAsync(CodeFixContext context)
{
SyntaxNode root = await context.Document.GetSyntaxRootAsync(context.CancellationToken).ConfigureAwait(false);
FinallyClauseSyntax finallyClause = root
.FindNode(context.Span, getInnermostNodeForTie: true)?
.FirstAncestorOrSelf <FinallyClauseSyntax>();
if (finallyClause == null)
{
return;
}
CodeAction codeAction = CodeAction.Create(
"Remove empty finally clause",
cancellationToken => RemoveEmptyFinallyClauseRefactoring.RefactorAsync(context.Document, finallyClause, cancellationToken),
DiagnosticIdentifiers.RemoveEmptyFinallyClause + EquivalenceKeySuffix);
context.RegisterCodeFix(codeAction, context.Diagnostics);
}
private void AnalyzeSyntaxNode(SyntaxNodeAnalysisContext context)
{
var finallyClause = (FinallyClauseSyntax)context.Node;
RemoveEmptyFinallyClauseRefactoring.Analyze(context, finallyClause);
}
