diff options
| -rw-r--r-- | include/tag_list.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/include/tag_list.h b/include/tag_list.h index afc04c0616..b13da3c5a9 100644 --- a/include/tag_list.h +++ b/include/tag_list.h @@ -37,8 +37,15 @@ public: ///The type of the tag static constexpr tag_type type = tag_type::List; - ///Constructs an empty list - tag_list() {} + /** + * @brief Constructs an empty list + * + * The content type is determined when the first tag is added. + */ + tag_list(); + + ///Constructs an empty list with the given content type + tag_list(tag_type type); /** * @brief Accesses a tag by index with bounds checking @@ -77,6 +84,9 @@ public: ///Removes the last element of the list void pop_back(); + ///Returns the content type of the list, or tag_type::Null if undetermined + tag_type el_type() const; + ///Returns the number of tags in the list size_t size() const; @@ -96,6 +106,7 @@ public: private: std::vector<value> tags; + tag_type el_type; }; } |