diff options
Diffstat (limited to 'src/core/parser/ParserScope.hpp')
-rw-r--r-- | src/core/parser/ParserScope.hpp | 33 |
1 files changed, 30 insertions, 3 deletions
diff --git a/src/core/parser/ParserScope.hpp b/src/core/parser/ParserScope.hpp index dc1b1bf..7be3c4a 100644 --- a/src/core/parser/ParserScope.hpp +++ b/src/core/parser/ParserScope.hpp @@ -145,6 +145,33 @@ public: /** * Ascends in the stack starting with the leaf node, returns the first node + * that matches the type given in the RttiSet or nullptr if none matches. + * + * @param types is a set of Rtti types for which should be searched in the + * stack. + * @param maxDepth is the maximum number of stack entries the selection + * function may ascend. A negative value indicates no limitation. + * @return the matching node or nullptr if the node was not found. + */ + Rooted<Node> select(RttiSet types, int maxDepth = -1); + + /** + * Ascends in the stack starting with the leaf node, returns the first node + * that matches the given type or nullptr if none matches. + * + * @tparam T is the type that should be searched in the stack. + * @param maxDepth is the maximum number of stack entries the selection + * function may ascend. A negative value indicates no limitation. + * @return the matching node or nullptr if the node was not found. + */ + template <class T> + Rooted<T> select(int maxDepth = -1) + { + return select(RttiSet{&typeOf<T>()}, maxDepth).cast<T>(); + } + + /** + * Ascends in the stack starting with the leaf node, returns the first node * that matches the type given in the RttiSet. Throws an exception if no * node matches. * @@ -154,7 +181,7 @@ public: * function may ascend. A negative value indicates no limitation. * @return the matching node. */ - Rooted<Node> select(RttiSet types, int maxDepth = -1); + Rooted<Node> selectOrThrow(RttiSet types, int maxDepth = -1); /** * Ascends in the stack starting with the leaf node, returns the first node @@ -166,9 +193,9 @@ public: * @return the matching node. */ template <class T> - Rooted<T> select(int maxDepth = -1) + Rooted<T> selectOrThrow(int maxDepth = -1) { - return select(RttiSet{&typeOf<T>()}, maxDepth).cast<T>(); + return selectOrThrow(RttiSet{&typeOf<T>()}, maxDepth).cast<T>(); } }; |