diff options
Diffstat (limited to 'src/grammar.hpp')
| -rw-r--r-- | src/grammar.hpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/grammar.hpp b/src/grammar.hpp index b54b46d..cc982b6 100644 --- a/src/grammar.hpp +++ b/src/grammar.hpp @@ -47,6 +47,16 @@ struct grammar_t { std::vector<std::pair<std::string, std::string>> extra_args; + void add_rule(const rule_t &rule) { + if (rules.empty()) { + item_t init(""); + init.get_rhs().push_back(symbol_t::make_nonterm(rule.item.get_lhs())); + rules.emplace_back(solar::rule_t {std::move(init), std::vector<std::pair<std::string, bool>>(), std::string()}); + } + + rules.push_back(rule); + } + const std::string & get_nonterm_type(const std::string &sym) const { static const std::string empty; |