040000 tree 6f3e2973c995e3394d91de3345353f001e9fdedd	detail
100644 blob 9d955dbbdc258ee7424737f971b78126689dda40	functional.hpp
040000 tree ea40c5d9eb785a617df4eb4a764526fb40ee0bf7	functional
100644 blob 940d15b8397f70bf398439a9f658389478d2b76b	functional_fwd.hpp