private static bool IsNotUnderUnaryNegation([NotNull] CSharpPostfixExpressionContext context)
{
var unaryExpression = context.ExpressionWithReference as IUnaryExpression;
var operatorExpression = UnaryOperatorExpressionNavigator.GetByOperand(unaryExpression);
if (operatorExpression == null)
{
return(true);
}
return(operatorExpression.UnaryOperatorType != UnaryOperatorType.EXCL);
}
protected override void AfterComplete(ITextControl textControl, ICSharpExpression expression)
{
// collapse '!!b' into 'b'
var unary = expression as IUnaryOperatorExpression;
if (unary != null && unary.UnaryOperatorType == UnaryOperatorType.EXCL)
{
var unary2 = UnaryOperatorExpressionNavigator.GetByOperand(unary);
if (unary2 != null && unary2.UnaryOperatorType == UnaryOperatorType.EXCL)
{
var psiServices = expression.GetPsiServices();
expression = psiServices.DoTransaction(
ExpandCommandName, () => unary2.ReplaceBy(unary.Operand));
}
}
base.AfterComplete(textControl, expression);
}
