Antlr.Runtime.Debug.Profiler.EnterDecision C# (CSharp) Method

        public override void EnterDecision(int decisionNumber, bool couldBacktrack)
        {
            lastRealTokenTouchedInDecision = null;
            stats.numDecisionEvents++;
            int startingLookaheadIndex = parser.TokenStream.Index;
            ITokenStream input = parser.TokenStream;
            if (dump)
            {
                Console.WriteLine("enterDecision canBacktrack=" + couldBacktrack + " " + decisionNumber +
                      " backtrack depth " + backtrackDepth +
                      " @ " + input.Get(input.Index) +
                      " rule " + LocationDescription());
            }
            string g = currentGrammarFileName.Peek();
            DecisionDescriptor descriptor = decisions.Get(g, decisionNumber);
            if (descriptor == null)
            {
                descriptor = new DecisionDescriptor();
                decisions.Put(g, decisionNumber, descriptor);
                descriptor.decision = decisionNumber;
                descriptor.fileName = currentGrammarFileName.Peek();
                descriptor.ruleName = currentRuleName.Peek();
                descriptor.line = currentLine.Peek();
                descriptor.pos = currentPos.Peek();
                descriptor.couldBacktrack = couldBacktrack;
            }
            descriptor.n++;

            DecisionEvent d = new DecisionEvent();
            decisionStack.Push(d);
            d.decision = descriptor;
            d.startTime = DateTime.Now;
            d.startIndex = startingLookaheadIndex;
        }