closure-linter software package provides Closure Linter for JavaScript, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install closure-linter
closure-linter is installed in your system.
Make ensure the closure-linter package were installed using the commands given below,
$ sudo dpkg-query -l | grep closure-linter *
You will get with closure-linter package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Python |
| Package | closure-linter |
| Version | 2.3.19-1 |
| Description | Closure Linter for JavaScript |
| Sub Section | Python |