/// <summary>
/// This method prints the dpinNode
/// </summary>
/// <param name="dpinNode">The node to print.</param>
/// <returns>Returns null</returns>
public override object Visit(DPinNode dpinNode)
{
Print("DPinNode");
return(null);
}
/// <summary>
/// This method visits an Apin node
/// It checks if the digital pin is defined or is a part of an expression
/// If its a part of an expression it prints the Dpin and the ID
/// </summary>
/// <param name="dpinNode">The name of the node</param>
/// <returns>Returns the Dpin ID or "digitalRead(Dpin and ID)"</returns>
public override object Visit(DPinNode dpinNode)
{
return(dpinNode.Parent == null ? dpinNode.Id : $"digitalRead({dpinNode.Id})");
}
/// <summary>
/// This method type checks the DPinNode node in the AST.
/// </summary>
/// <param name="dpinNode">The node to check.</param>
/// <returns>DPin type context</returns>
public override object Visit(DPinNode dpinNode)
{
return(PWM.Contains(dpinNode.Id) ? new TypeContext(NUMERIC) : new TypeContext(BOOL));
}
/// <summary> /// This visits a DPin node /// </summary> /// <param name="dpinNode">The visited node</param> /// <returns></returns> public abstract object Visit(DPinNode dpinNode);
