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

        protected override void EnterLexerCommand(GrammarAST tree)
        {
            CheckElementIsOuterMostInSingleAlt(tree);

            if (inFragmentRule)
            {
                string fileName = tree.Token.InputStream.SourceName;
                string ruleName = currentRuleName;
                g.tool.errMgr.GrammarError(ErrorType.FRAGMENT_ACTION_IGNORED, fileName, tree.Token, ruleName);
            }
        }