From 4511eab66574b8047376a1f612e84e57d2040a95 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Sat, 11 Sep 2021 16:31:54 +0800
Subject: ...

---
 include/cru/parse/Grammar.hpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'include/cru/parse')

diff --git a/include/cru/parse/Grammar.hpp b/include/cru/parse/Grammar.hpp
index dd4741df..5935e703 100644
--- a/include/cru/parse/Grammar.hpp
+++ b/include/cru/parse/Grammar.hpp
@@ -21,6 +21,9 @@ class Grammar : public Object {
   Production* CreateProduction(String name, Nonterminal* left,
                                std::vector<Symbol*> right);
 
+  bool RemoveSymbol(Symbol* symbol);
+  bool RemoveProduction(Production* production);
+
  public:  // Getters
   Nonterminal* GetStartSymbol() const { return start_symbol_; }
   const std::vector<Terminal*>& GetTerminals() const { return terminals_; }
-- 
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