public override AstNode ShallowClone()
{
var res = new AstArray(Source, Start, End);
res.Elements.AddRange(Elements);
return(res);
}
public static AstNode ToAst(object?o)
{
if (o is AstNode node)
{
return(node);
}
if (o is string str)
{
return(new AstString(str));
}
if (o is double num)
{
if (double.IsNaN(num))
{
return(AstNaN.Instance);
}
if (double.IsPositiveInfinity(num))
{
return(AstInfinity.Instance);
}
if (double.IsNegativeInfinity(num))
{
return(AstInfinity.NegativeInstance);
}
return(new AstNumber(num));
}
if (o is int i)
{
return(new AstNumber(i));
}
if (o is uint u)
{
return(new AstNumber(u));
}
if (o is bool b)
{
return(b ? AstTrue.Instance : (AstNode)AstFalse.Instance);
}
if (o is Dictionary <object, object> dict)
{
var res = new AstObject();
foreach (var pair in dict)
{
res.Properties.Add(new AstObjectKeyVal(ToAst(pair.Key), ToAst(pair.Value)));
}
return(res);
}
if (o is IList <object> list)
{
var res = new AstArray();
foreach (var item in list)
{
res.Elements.Add(ToAst(item));
}
return(res);
}
throw new NotImplementedException();
}