Privacy Manifest about swifter HOT 6 OPEN

public func directory() throws -> Bool {
    return try self.withStat {
        if let stat = $0 {
            return stat.st_mode & S_IFMT == S_IFDIR
        }
        return false
    }
}

private func withStat<T>(_ closure: ((stat?) throws -> T)) throws -> T {
    return try self.withCString({
        var statBuffer = stat()
        if stat($0, &statBuffer) == 0 {
            return try closure(statBuffer)
        }
        if errno == ENOENT {
            return try closure(nil)
        }
        throw FileError.error(errno)
    })
}

public func directoryBrowser(_ dir: String) -> ((HttpRequest) -> HttpResponse) {
    return { request in
        guard let (_, value) = request.params.first else {
            return HttpResponse.notFound
        }
        let filePath = dir + String.pathSeparator + value
        do {
            guard try filePath.exists() else {
                return .notFound
            }
            if try filePath.directory() { // ⬅️ ⭐️ CALL TO directory()
                var files = try filePath.files()
                files.sort(by: {$0.lowercased() < $1.lowercased()})
                return scopes {
                    html {
                        body {
                            table(files) { file in
                                tr {
                                    td {
                                        a {
                                            href = request.path + "/" + file
                                            inner = file
                                        }
                                    }
                                }
                            }
                        }
                    }
                    }(request)
            } else {
                guard let file = try? filePath.openForReading() else {
                    return .notFound
                }
                return .raw(200, "OK", [:], { writer in
                    try? writer.write(file)
                    file.close()
                })
            }
        } catch {
            return HttpResponse.internalServerError
        }
    }
}