public static void Analyze(SyntaxNodeAnalysisContext context, PrefixUnaryExpressionSyntax logicalNot)
{
ExpressionSyntax operand = logicalNot.Operand;
switch (operand?.Kind())
{
case SyntaxKind.TrueLiteralExpression:
case SyntaxKind.FalseLiteralExpression:
{
context.ReportDiagnostic(DiagnosticDescriptors.SimplifyLogicalNotExpression, logicalNot.GetLocation());
break;
}
case SyntaxKind.LogicalNotExpression:
{
var innerLogicalNot = (PrefixUnaryExpressionSyntax)operand;
TextSpan span = TextSpan.FromBounds(logicalNot.OperatorToken.Span.Start, innerLogicalNot.OperatorToken.Span.End);
Location location = Location.Create(logicalNot.SyntaxTree, span);
context.ReportDiagnostic(DiagnosticDescriptors.SimplifyLogicalNotExpression, location);
break;
}
}
}
