public void Load(TextReader reader)
{
var tokens = Tokenize(reader).GetEnumerator();
if (!tokens.MoveNext() || !SkipNewlines(tokens) || tokens.Current == "{" || tokens.Current == "}")
{
throw new System.IO.InvalidDataException("Expected shader name.");
}
string name = tokens.Current;
if (!tokens.MoveNext())
{
throw new System.IO.InvalidDataException("Expected group.");
}
Root = ParseGroup(tokens, name);
if (tokens.MoveNext())
{
if (SkipNewlines(tokens))
{
throw new System.IO.InvalidDataException("Expected end of file.");
}
}
}
private VmtGroupNode ParseGroup(IEnumerator <string> tokens, string name)
{
VmtGroupNode node = new VmtGroupNode();
node.Name = name;
if (!SkipNewlines(tokens) || tokens.Current != "{")
{
throw new System.IO.InvalidDataException("Expected open brace.");
}
while (true)
{
if (!tokens.MoveNext() || !SkipNewlines(tokens) || tokens.Current == "{")
{
throw new System.IO.InvalidDataException("Expected node name or close brace.");
}
//wont find } untill here
if (tokens.Current == "}")
{
break;
}
string nodeName = tokens.Current;
if (!tokens.MoveNext())
{
throw new System.IO.InvalidDataException("Expected node value or open brace.");
}
if (tokens.Current != Environment.NewLine && tokens.Current != "{")
{
node.ChildNodes.Add(ParseValue(tokens, nodeName));
}
else
{
node.ChildNodes.Add(ParseGroup(tokens, nodeName));
}
}
return(node);
}
private VmtGroupNode ParseGroup(IEnumerator<string> tokens, string name)
{
VmtGroupNode node = new VmtGroupNode();
node.Name = name;
if (!SkipNewlines(tokens) || tokens.Current != "{")
throw new System.IO.InvalidDataException("Expected open brace.");
while (true)
{
if (!tokens.MoveNext() || !SkipNewlines(tokens) || tokens.Current == "{")
throw new System.IO.InvalidDataException("Expected node name or close brace.");
//wont find } untill here
if (tokens.Current == "}")
break;
string nodeName = tokens.Current;
if (!tokens.MoveNext())
throw new System.IO.InvalidDataException("Expected node value or open brace.");
if(tokens.Current != Environment.NewLine && tokens.Current != "{")
node.ChildNodes.Add(ParseValue(tokens, nodeName));
else
node.ChildNodes.Add(ParseGroup(tokens, nodeName));
}
return node;
}
public void Load(TextReader reader)
{
var tokens = Tokenize(reader).GetEnumerator();
if (!tokens.MoveNext() || !SkipNewlines(tokens) || tokens.Current == "{" || tokens.Current == "}")
throw new System.IO.InvalidDataException("Expected shader name.");
string name = tokens.Current;
if (!tokens.MoveNext())
throw new System.IO.InvalidDataException("Expected group.");
Root = ParseGroup(tokens, name);
if (tokens.MoveNext())
{
if (SkipNewlines(tokens))
throw new System.IO.InvalidDataException("Expected end of file.");
}
}