generator: fix add_reduction() argument name

src/generator.hpp

@@ -79,7 +79,7 @@ private:
 
 protected:
 	virtual bool has_reduce_conflict(size_t from, const symbol_t &sym) = 0;
-	virtual void add_reduction(size_t from, size_t to) = 0;
+	virtual void add_reduction(size_t from, size_t rule) = 0;
 
 	generator_t(const grammar_t &grammar0);
 

src/generator_lr0.cpp

@@ -34,7 +34,7 @@ bool generator_lr0_t::has_reduce_conflict(size_t from, const symbol_t &sym) {
 	return reductions.count(from);
 }
 
-void generator_lr0_t::add_reduction(size_t from, size_t to) {
+void generator_lr0_t::add_reduction(size_t from, size_t rule) {
 	if (reductions.count(from))
 		throw conflict_error("reduce/reduce conflict");
 
@@ -43,7 +43,7 @@ void generator_lr0_t::add_reduction(size_t from, size_t to) {
 			throw conflict_error("shift/reduce conflict");
 	}
 
-	reductions.insert(std::make_pair(from, to));
+	reductions.insert(std::make_pair(from, rule));
 }
 
 }

src/generator_lr0.hpp

@@ -37,7 +37,7 @@ private:
 
 protected:
 	virtual bool has_reduce_conflict(size_t from, const symbol_t &sym);
-	virtual void add_reduction(size_t from, size_t to);
+	virtual void add_reduction(size_t from, size_t rule);
 
 public:
 	const std::map<size_t, size_t> & get_reductions() const {