public ITokenForestNode AddOrGetExistingTokenNode(IToken token)
{
ITokenForestNode tokenNode = null;
if (_tokenNodes.TryGetValue(token, out tokenNode))
return tokenNode;
tokenNode = new TokenForestNode(token, token.Origin, token.Value.Length);
_tokenNodes.Add(token, tokenNode);
return tokenNode;
}
public ITokenForestNode AddOrGetExistingTokenNode(IToken token)
{
if (_tokenNodes.TryGetValue(token, out ITokenForestNode tokenNode))
{
return(tokenNode);
}
tokenNode = new TokenForestNode(token, token.Position, token.Capture.Count);
_tokenNodes.Add(token, tokenNode);
return(tokenNode);
}
public ITokenForestNode AddOrGetExistingTokenNode(IToken token)
{
if (this._tokenNodes.TryGetValue(token, out var tokenNode))
{
return(tokenNode);
}
tokenNode = new TokenForestNode(token);
this._tokenNodes.Add(token, tokenNode);
return(tokenNode);
}
public ITokenForestNode AddOrGetExistingTokenNode(IToken token)
{
ITokenForestNode tokenNode = null;
if (_tokenNodes.TryGetValue(token, out tokenNode))
{
return(tokenNode);
}
tokenNode = new TokenForestNode(token, token.Position, token.Value.Length);
_tokenNodes.Add(token, tokenNode);
return(tokenNode);
}
private IForestNode CreateNullParseNode(ISymbol symbol, int location)
{
var symbolNode = _nodeSet.AddOrGetExistingSymbolNode(symbol, location, location);
var token = new Token(string.Empty, location, new TokenType(string.Empty));
var nullNode = new TokenForestNode(token, location, location);
symbolNode.AddUniqueFamily(nullNode);
return symbolNode;
}