/usr/share/doc/coffeescript/html/ is in coffeescript-doc 1.9.3~dfsg-1.
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/usr/share/doc/coffeescript/html/browser.html
/usr/share/doc/coffeescript/html/cake.html
/usr/share/doc/coffeescript/html/coffee-script.html
/usr/share/doc/coffeescript/html/command.html
/usr/share/doc/coffeescript/html/docco.css
/usr/share/doc/coffeescript/html/grammar.html
/usr/share/doc/coffeescript/html/helpers.html
/usr/share/doc/coffeescript/html/index.html
/usr/share/doc/coffeescript/html/lexer.html
/usr/share/doc/coffeescript/html/nodes.html
/usr/share/doc/coffeescript/html/optparse.html
/usr/share/doc/coffeescript/html/public/
/usr/share/doc/coffeescript/html/public/stylesheets/
/usr/share/doc/coffeescript/html/public/stylesheets/normalize.css
/usr/share/doc/coffeescript/html/register.html
/usr/share/doc/coffeescript/html/repl.html
/usr/share/doc/coffeescript/html/rewriter.html
/usr/share/doc/coffeescript/html/scope.html
/usr/share/doc/coffeescript/html/sourcemap.html