private static Scripts.Logic.Conditional CreateConditionalSubStep(XmlNode node)
{
switch (node.Name)
{
case "equals": {
/// must have two attributes. their names are unimportants
string A = node.Attributes[0].Value;
string B = node.Attributes[1].Value;
return(new Scripts.EqualityConditional(A, B));
}
case "and":
{
Scripts.Logic.Conjunction conjunction = new SNAP.Scripts.Logic.Conjunction();
foreach (XmlNode childNode in node.ChildNodes)
{
conjunction.SubTerms.Add(CreateConditionalSubStep(childNode));
}
return(conjunction);
}
case "or":
{
Scripts.Logic.Conjunction conjunction = new SNAP.Scripts.Logic.Conjunction();
foreach (XmlNode childNode in node.ChildNodes)
{
conjunction.SubTerms.Add(CreateConditionalSubStep(childNode));
}
return(conjunction);
}
case "not":
System.Diagnostics.Debug.Assert(node.ChildNodes.Count == 1);
return(new Scripts.Logic.Negation(CreateConditionalSubStep(node.FirstChild)));
}
throw new System.ArgumentException("The conditional type " + node.Name + " is invalid");
}
private static Scripts.Logic.Conditional CreateConditionalSubStep(XmlNode node)
{
switch (node.Name)
{
case "equals": {
/// must have two attributes. their names are unimportants
string A = node.Attributes[0].Value;
string B = node.Attributes[1].Value;
return new Scripts.EqualityConditional(A, B);
}
case "and":
{
Scripts.Logic.Conjunction conjunction = new SNAP.Scripts.Logic.Conjunction();
foreach (XmlNode childNode in node.ChildNodes)
{
conjunction.SubTerms.Add(CreateConditionalSubStep(childNode));
}
return conjunction;
}
case "or":
{
Scripts.Logic.Conjunction conjunction = new SNAP.Scripts.Logic.Conjunction();
foreach (XmlNode childNode in node.ChildNodes)
{
conjunction.SubTerms.Add(CreateConditionalSubStep(childNode));
}
return conjunction;
}
case "not":
System.Diagnostics.Debug.Assert(node.ChildNodes.Count == 1);
return new Scripts.Logic.Negation(CreateConditionalSubStep(node.FirstChild));
}
throw new System.ArgumentException("The conditional type " + node.Name + " is invalid");
}
