These syntax highlighting rules are culled from the lexical definition of the language, but are almost certainly not bug-free. If you see an issue with something in the repository, feel free to create an issue or fork the repository and fix it yourself. Pull requests are greatly appreciated.
To install this package, simply install the package
language-cool in Atom by going to the Packages area of the preferences or entering the following command in the shell:
$ apm install language-cool
Good catch. Let us know what about this package looks wrong to you, and we'll investigate right away.