Antlr4.Semantics.BasicSemanticChecks.ActionInAlt C# (CSharp) Method

        public override void ActionInAlt(ActionAST action)
        {
            if (inFragmentRule)
            {
                string fileName = action.Token.InputStream.SourceName;
                string ruleName = currentRuleName;
                g.tool.errMgr.GrammarError(ErrorType.FRAGMENT_ACTION_IGNORED, fileName, action.Token, ruleName);
            }
        }