private BoundExpression Negate(BoundExpression condition)
{
if (condition is BoundLiteralExpression l)
{
var value = (bool)l.Value;
return(new BoundLiteralExpression(!value));
}
var op = BoundUnaryOperator.Bind(SyntaxKind.BangToken, TypeSymbol.Bool);
return(new BoundUnaryExpression(op, condition));
}
public BoundUnaryExpression(BoundUnaryOperator op, BoundExpression operand)
{
Op = op;
Operand = operand;
}