/build-output/&gt; ] ] ]</code></pre></div></div>
            The purpose of directives is to provide cross-cutting functionality that can apply across command-line apps.
            Because directives are syntactically distinct from the app's own syntax, they can provide functionality that applies across apps.
            </p><p>
            A directive must conform to the following syntax rules:
            <ul><li>It's a token on the command line that comes after the app's name but before any subcommands