Implemented resolve function in Scope class

1 files changed, 26 insertions, 0 deletions

diff --git a/src/core/parser/Scope.cpp b/src/core/parser/Scope.cpp
index a60ade0..f452ce8 100644
--- a/src/core/parser/Scope.cpp
+++ b/src/core/parser/Scope.cpp
@@ -16,11 +16,37 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include <core/common/Utils.hpp>
+
 #include "Scope.hpp"
 
 namespace ousia {
 namespace parser {
 
+Rooted<Node> Scope::resolve(const std::vector<std::string> &path,
+                            const RttiBase &type, Logger &logger)
+{
+	// Go up the stack and try to resolve the
+	for (auto it = nodes.rbegin(); it != nodes.rend(); it++) {
+		std::vector<ResolutionResult> res = (*it)->resolve(path, type);
+
+		// Abort if the object could not be resolved
+		if (res.empty()) {
+			continue;
+		}
 
+		// Log an error if the object is not unique
+		if (res.size() > 1) {
+			logger.error(std::string("The reference ") +
+			             Utils::join(path, ".") + (" is ambigous!"));
+			logger.note("Referenced objects are:");
+			for (const ResolutionResult &r : res) {
+				logger.note(std::string("\t") + Utils::join(r.path(), "."));
+			}
+		}
+		return res[0].node;
+	}
+	return nullptr;
+}
 }
 }