public override void Initialize(AnalysisContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
base.Initialize(context);
context.RegisterSyntaxNodeAction(
f => SimplifyLogicalNotExpressionRefactoring.AnalyzeLogicalNotExpression(f),
SyntaxKind.LogicalNotExpression);
}
public sealed override async Task RegisterCodeFixesAsync(CodeFixContext context)
{
SyntaxNode root = await context.GetSyntaxRootAsync().ConfigureAwait(false);
PrefixUnaryExpressionSyntax prefixUnaryExpression = root
.FindNode(context.Span, getInnermostNodeForTie: true)?
.FirstAncestorOrSelf <PrefixUnaryExpressionSyntax>();
CodeAction codeAction = CodeAction.Create(
"Simplify '!' expression",
cancellationToken => SimplifyLogicalNotExpressionRefactoring.RefactorAsync(context.Document, prefixUnaryExpression, cancellationToken),
DiagnosticIdentifiers.SimplifyLogicalNotExpression + EquivalenceKeySuffix);
context.RegisterCodeFix(codeAction, context.Diagnostics);
}
public sealed override async Task RegisterCodeFixesAsync(CodeFixContext context)
{
SyntaxNode root = await context.GetSyntaxRootAsync().ConfigureAwait(false);
if (!TryFindFirstAncestorOrSelf(root, context.Span, out PrefixUnaryExpressionSyntax prefixUnaryExpression))
{
return;
}
CodeAction codeAction = CodeAction.Create(
"Simplify '!' expression",
cancellationToken => SimplifyLogicalNotExpressionRefactoring.RefactorAsync(context.Document, prefixUnaryExpression, cancellationToken),
GetEquivalenceKey(DiagnosticIdentifiers.SimplifyLogicalNotExpression));
context.RegisterCodeFix(codeAction, context.Diagnostics);
}
private void AnalyzeLogicalNotExpression(SyntaxNodeAnalysisContext context)
{
var logicalNot = (PrefixUnaryExpressionSyntax)context.Node;
SimplifyLogicalNotExpressionRefactoring.Analyze(context, logicalNot);
}
