From fa3794469430b4ddfe0b0ca62850e9911c99b558 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Tue, 14 Dec 2021 21:34:59 +0800
Subject: ...

---
 include/cru/parse/Grammar.hpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'include/cru/parse')

diff --git a/include/cru/parse/Grammar.hpp b/include/cru/parse/Grammar.hpp
index 659c4302..606fcc33 100644
--- a/include/cru/parse/Grammar.hpp
+++ b/include/cru/parse/Grammar.hpp
@@ -49,8 +49,11 @@ class Grammar : public Object {
   // Algorithm 4.21
   void LeftFactor();
 
+ public:
+  String ProductionsToString() const;
+
  private:
-  Nonterminal* start_symbol_;
+  Nonterminal* start_symbol_ = nullptr;
   std::vector<Terminal*> terminals_;
   std::vector<Nonterminal*> nonterminals_;
   std::vector<Symbol*> symbols_;
-- 
cgit v1.2.3