public GrammarTree Parse()
{
var file = DefFile.GetDef();
var lines = file
.Substring(file.IndexOf("> lang") + 6)
.Split('\n', StringSplitOptions.RemoveEmptyEntries);
var grammarTree = new GrammarTree
{
Nodes = new List <GrammarNode>()
};
foreach (var line in lines)
{
if (line.Trim().TrimStart().StartsWith("#"))
{
continue;
}
if (string.IsNullOrEmpty(line.Trim()))
{
continue;
}
if (line.Trim().StartsWith('>'))
{
break;
}
var splitedLine = line.Split('\t');
var nodes = grammarTree.Nodes;
CreateTree(nodes, splitedLine, 0);
}
return(grammarTree);
void CreateTree(List <GrammarNode> nodes, string[] splitedLine, int index)
{
var node = nodes.FirstOrDefault(n => n.Expression.Syntax == splitedLine[index].Trim());
if (node == null)
{
node = new GrammarNode
{
Children = new List <GrammarNode>(),
Expression = _negotiator.Intermediate(splitedLine[index].Trim())
};
nodes.Add(node);
}
if (splitedLine.Length > index + 1)
{
CreateTree(node.Children, splitedLine, ++index);
}
}
}
public static string GetNegotiatorName()
{
var match = Regex
.Match(DefFile.GetDef(),
NEGOTIATOR_PATTERN,
RegexOptions.Multiline);
if (match.Success)
{
return(match
.Groups
.Values
.FirstOrDefault(v => !v.Value.Contains(NEGOTIATOR_COMMAND_TEXT))
.Value
.Trim());
}
throw new LanguageException(codes.ExceptionCodes.NegotiatorNotPresent);
}