Antlr4.Tool.Grammar.DefineChannelName C# (CSharp) Method

        public virtual int DefineChannelName(string name, int value)
        {
            int prev;
            if (channelNameToValueMap.TryGetValue(name, out prev))
            {
                return prev;
            }

            channelNameToValueMap[name] = value;
            SetChannelNameForValue(value, name);
            maxChannelType = Math.Max(maxChannelType, value);
            return value;
        }