public PegNode(PegNode parent, int id, PegMatch match, PegNode child, PegNode next)
{
Parent = parent;
Id = id;
Child = child;
Next = next;
Match = match;
}
private void RestoreTree(PegNode prevCur, PegTree.AddPolicy prevPolicy)
{
if(_mute)
{
return;
}
if(prevCur == null)
{
Tree.Root = null;
}
else if(prevPolicy == PegTree.AddPolicy.AddAsChild)
{
prevCur.Child = null;
}
else
{
prevCur.Next = null;
}
Tree.Cur = prevCur;
Tree.Policy = prevPolicy;
}
private PegNode CreateNode(CreatorPhase phase, PegNode node, int id)
{
if(phase == CreatorPhase.Create || phase == CreatorPhase.CreateAndComplete)
{
return new PegNode(node, id);
}
else
{
return null;
}
}
private void PrintNode(PegNode node, int level, string source)
{
string tab = "";
for (int i = 0; i < level; ++i)
tab += ' ';
if (node.Id >= 7 && node.Id <= 10 || node.Id == 2)
Console.WriteLine("{0}{1} -> {2}", tab, (ConfigTableEnum)node.Id, node.Match.GetString(source));
else
Console.WriteLine("{0}{1}", tab, (ConfigTableEnum)node.Id);
if (node.Child != null)
PrintNode(node.Child, level + 1, source);
if (node.Next != null)
PrintNode(node.Next, level, source);
}
private object GetObjectValue(PegNode node)
{
PegNode n = node;
List<string> keys = new List<string>();
while(n != null && n.Child != null)
{
keys.Add(n.Child.Match.GetString(_source));
n = n.Next;
}
return keys.ToArray();
}
private object GetFlatValue(PegNode node)
{
if((ConfigTableEnum)node.Id == ConfigTableEnum.String) //string
{
return node.Match.GetString(_source);
}
if ((ConfigTableEnum)node.Id == ConfigTableEnum.Bool)
{
string tmp = node.Match.GetString(_source);
if(tmp.Equals("true"))
return true;
return false;
}
if ((ConfigTableEnum)node.Id == ConfigTableEnum.Decimal) //long
{
string tmp = node.Match.GetString(_source);
long value = 0;
if (Int64.TryParse(tmp, out value))
{
return value;
}
else
{
throw new Exception("Failed to parse long value.");
}
}
if ((ConfigTableEnum)node.Id == ConfigTableEnum.Number) //double
{
string tmp = node.Match.GetString(_source);
double value = 0;
if (Double.TryParse(tmp, System.Globalization.NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out value))
{
return value;
}
else
{
throw new Exception("Failed to parse double value.");
}
}
throw new Exception("No valid value type found.");
}
private PegNode GetChild(PegNode node, string key)
{
if (node == null)
return null;
PegNode k = node.Child;
PegNode v = node.Child.Next;
if (k.Match.GetString(_source).Equals(key))
{
return v;
}
return null;
}
private object GetArrayValue(PegNode node)
{
PegNode n = node;
List<object> objs = new List<object>();
while(n != null)
{
objs.Add(GetFlatValue(n.Child));
n = n.Next;
}
return objs.ToArray();
}
private PegNode FindKey(PegNode node, string key)
{
PegNode n = node;
while(n != null)
{
PegNode child = GetChild(n, key);
if(child != null)
{
return child;
}
n = n.Next;
}
return null;
}
public PegNode(PegNode parent, int id)
: this(parent, id, new PegMatch(), null, null)
{
}
public PegNode(PegNode parent, int id, PegMatch match)
: this(parent, id, match, null, null)
{
}
public PegNode(PegNode parent, int id, PegMatch match, PegNode child)
: this(parent, id, match, child, null)
{
}
