Antlr4.Tool.Rule.DefineLexerAction C# (CSharp) Method

        public virtual void DefineLexerAction(ActionAST actionAST)
        {
            actionIndex = g.lexerActions.Count;
            if (!g.lexerActions.ContainsKey(actionAST))
            {
                g.lexerActions[actionAST] = actionIndex;
            }
        }