/// <summary>
/// Gets the value of a global variable.
/// </summary>
/// <param name="name">The name of the gloable variable</param>
/// <returns></returns>
public static TsObject VariableGlobalGet(string name)
{
if (TsInstance.Global._members.TryGetValue(name, out var result))
{
return(result);
}
return(TsObject.Empty());
}
/// <summary>
/// Copies one TS array into another, resizing the destination if needed.
/// </summary>
/// <param name="dest"></param>
/// <param name="destIndex"></param>
/// <param name="src"></param>
/// <param name="srcIndex"></param>
/// <param name="length"></param>
/// <returns></returns>
public static TsObject ArrayCopy(TsObject src, int srcIndex, TsObject dest, int destIndex, int length)
{
//We need to get the value wrapper in case we need to resize the internal array.
var destWrapper = dest.Value as TsMutableValue <TsObject[]> ?? throw new ArgumentException("Can only copy 1D arrays", "dest");
var srcWrapper = src.Value as TsMutableValue <TsObject[]> ?? throw new ArgumentException("Can only copy 1D arrays", "src");
var destValue = destWrapper.StrongValue;
var srcValue = srcWrapper.StrongValue;
if (destIndex + length >= destValue.Length)
{
var temp = new TsObject[destIndex + length + 1];
Array.Copy(destValue, 0, temp, 0, destValue.Length);
destValue = temp;
destWrapper.StrongValue = destValue;
}
Array.Copy(srcValue, srcIndex, destValue, destIndex, length);
return(TsObject.Empty());
}
public static TsObject ArrayCreate(ITsInstance target, TsObject[] args)
{
var size = args[0].GetInt();
var value = TsObject.Empty();
if (args.Length > 1)
{
value = args[1];
}
var result = new TsObject[size];
for (var i = 0; i < size; ++i)
{
result[i] = value;
}
return(new TsObject(result));
}
public static TsObject EventPerform(ITsInstance inst, TsObject[] args)
{
if (inst.TryGetDelegate((string)args[1], out var ev))
{
TsObject[] copy;
if (args.Length > 2)
{
copy = new TsObject[args.Length - 2];
Array.Copy(args, 2, copy, 0, copy.Length);
}
else
{
copy = null;
}
return(ev.Invoke(args[0].GetInstance(), copy));
}
return(TsObject.Empty());
}
public static TsObject CallInstanceScript(ITsInstance inst, TsObject[] args)
{
if (TsReflection.TryGetScript((string)args[1], (string)args[2], out var ev))
{
TsObject[] copy;
if (args.Length > 3)
{
copy = new TsObject[args.Length - 3];
Array.Copy(args, 3, copy, 0, copy.Length);
}
else
{
copy = null;
}
return(ev.Invoke(args[0].GetInstance(), copy));
}
return(TsObject.Empty());
}