public override void RuleRef(GrammarAST @ref, ActionAST arg) { if (@ref is GrammarASTWithOptions) { GrammarASTWithOptions grammarASTWithOptions = (GrammarASTWithOptions)@ref; if (bool.Parse(grammarASTWithOptions.GetOptionString(LeftFactoringRuleTransformer.SUPPRESS_ACCESSOR) ?? "false")) { return; } } frequencies.Peek().Add(RuleFunction.GetLabelName(grammar, @ref)); minFrequencies.Peek().Add(RuleFunction.GetLabelName(grammar, @ref)); }