public Expression Transform(StandardOperator item, ASTNode[] args)
{
var left = args[0].Transform(NodeTransformVisitor);
return(item.OperatorType switch
{
OperatorType.Add => Expression.Add(left, args[1].Transform(NodeTransformVisitor)),
OperatorType.LogicalNot => Expression.Block(
#if DEBUG
ExpressionEx.Console.Write("NOT : LEFT : "),
ExpressionEx.Console.WriteLine(left),
#endif
Expression.IfThenElse(
Expression.Call(typeof(object), nameof(object.Equals), Type.EmptyTypes, Expression.Convert(left, typeof(object)), Expression.Constant(null)),
Expression.Constant("NULL!"),
Expression.Not(left)
)
),
_ => throw new NotImplementedException(),
});
public object?Transform(StandardOperator item, ASTNode[] args)
{
switch (item.OperatorType)
{
case OperatorType.Subtract:
case OperatorType.GreaterThan:
case OperatorType.IsNot:
case OperatorType.Is:
case OperatorType.Equal:
case OperatorType.NotEqual:
return(TransformBinary(item, args[0], args[1]));
case OperatorType.LogicalNot:
case OperatorType.Negate:
return(TransformUnary(item, args[0]));
case OperatorType.Assign:
return(item.AssignmentOperatorBehavior switch
{
AssignmentOperatorBehavior.Assign => throw new NotImplementedException(),
AssignmentOperatorBehavior.NamedParameter => TransformNamedArgument(args[0], args[1]),
_ => throw new NotImplementedException(),
});
