Antlr4.Semantics.ActionSniffer.TrackRef C# (CSharp) Метод

        public virtual void TrackRef(IToken x)
        {
            IList<TerminalAST> xRefs;
            if (alt.tokenRefs.TryGetValue(x.Text, out xRefs) && xRefs != null)
            {
                alt.tokenRefsInActions.Map(x.Text, node);
            }

            IList<GrammarAST> rRefs;
            if (alt.ruleRefs.TryGetValue(x.Text, out rRefs) && rRefs != null)
            {
                alt.ruleRefsInActions.Map(x.Text, node);
            }
        }
    }