private int ParseMultipleRule(Node ruleNode, int currentRule, Dictionary <string, List <Node> > vars)
{
List <Node> children = ruleNode.GetChildren();
List <List <Entry> > inputEntries = new List <List <Entry> > ();
List <List <Entry> > outputEntries = new List <List <Entry> > ();
String policy;
foreach (Node node in children[0].GetChildren())
{
if ((node.GetNodeType() != Node.Type.TENTRY) && (node.GetNodeType() != Node.Type.TEVENT))
{
throw new CloudMakefile.ParseException("The children of TENTRIES node should be of TENTRY type.");
}
outputEntries.Add(NFA.ParseTreeNode(node));
}
foreach (Node node in children[1].GetChildren())
{
if ((node.GetNodeType() != Node.Type.TENTRY) && (node.GetNodeType() != Node.Type.TEVENT))
{
throw new CloudMakefile.ParseException("The children of TENTRIES node should be of TENTRY type.");
}
inputEntries.Add(NFA.ParseTreeNode(node));
}
policy = ParseString(children [2]);
return(ParseMultipleRule(inputEntries, outputEntries, policy, currentRule, vars,
new Dictionary <string, NFA> ()));
}
private int ParseMultipleRule(List <List <Entry> > inputEntries, List <List <Entry> > outputEntries,
string policy, int currentRule, Dictionary <string, List <Node> > mVars,
Dictionary <string, NFA> vars)
{
if (mVars.Count == 0)
{
ParseSingleRule(inputEntries, outputEntries, policy, currentRule, vars);
return(currentRule + 1);
}
string varName = mVars.First().Key;
List <Node> nodeList = mVars [varName];
int nextRule = currentRule;
foreach (Node node in nodeList)
{
Dictionary <string, List <Node> > tempMVars = new Dictionary <string, List <Node> > (mVars);
Dictionary <string, NFA> tempVars = new Dictionary <string, NFA> (vars);
List <Entry> entryList = NFA.ParseTreeNode(node);
if ((entryList.Count != 1) || (entryList [0].IsVar() != false))
{
throw new CloudMakefile.ParseException("Variables should return only one NFA when parsed.");
}
tempMVars.Remove(varName);
tempVars [varName] = entryList [0].GetNFA();
nextRule = ParseMultipleRule(inputEntries, outputEntries, policy, nextRule, tempMVars, tempVars);
}
return(nextRule);
}
