public static bool FindCurFuncAndArgs(TexlNode curNode, int cursorPos, TexlBinding binding, out TexlFunction curFunc, out int argIndex, out int argCount, out DType expectedType)
{
Contracts.AssertValue(curNode);
Contracts.AssertValue(binding);
if (curNode.Kind == NodeKind.Call)
{
CallNode callNode = curNode.CastCall();
if (callNode.Token.Span.Lim <= cursorPos && callNode.ParenClose != null && cursorPos <= callNode.ParenClose.Span.Min)
{
CallInfo info = binding.GetInfo(callNode);
if (info.Function != null)
{
curFunc = info.Function;
argIndex = 0;
argCount = callNode.Args.Count;
expectedType = curFunc.ParamTypes.Length > 0 ? curFunc.ParamTypes[0] : DType.Error;
return(true);
}
}
}
if (IntellisenseHelper.TryGetInnerMostFunction(curNode, binding, out curFunc, out argIndex, out argCount))
{
expectedType = curFunc.ParamTypes.Length > argIndex ? curFunc.ParamTypes[argIndex] : DType.Error;
return(true);
}
expectedType = DType.Error;
return(false);
}