private static bool CanBeSimplified(PrefixUnaryExpressionSyntax logicalNot)
{
switch (logicalNot.Operand?.Kind())
{
case SyntaxKind.TrueLiteralExpression:
case SyntaxKind.FalseLiteralExpression:
{
return(logicalNot.OperatorToken.TrailingTrivia.IsWhitespaceOrEndOfLine() &&
logicalNot.Operand.GetLeadingTrivia().IsWhitespaceOrEndOfLine());
}
case SyntaxKind.LogicalNotExpression:
{
var logicalNot2 = (PrefixUnaryExpressionSyntax)logicalNot.Operand;
TextSpan span = TextSpan.FromBounds(
logicalNot.OperatorToken.Span.End,
logicalNot2.Operand.Span.Start);
return(logicalNot
.DescendantTrivia(span)
.All(f => f.IsWhitespaceOrEndOfLine()));
}
}
return(false);
}