val headerProto = parseModuleHeader(library.moduleHeaderData)

            val packageMetadataSequence = headerProto.packageFragmentNameList.asSequence().flatMap { packageFragmentName ->
                library.packageMetadataParts(packageFragmentName).asSequence().map { packageMetadataPart ->
                    library.packageMetadata(packageFragmentName, packageMetadataPart)
                }
            }