malta/devtest/local/src/bbb.js

Lightning builder allows to compose on the fly and update packed and full coded huge files, edit its parts as files, splitted and glued as You need.

function jjj() {
    alert('hello there $surname$');
    $$ccc.js$$
    zzj();
    <malta% if($trial2$) { %malta>
    alert('Even bbb.js has something to say')
    <malta% } %malta>
}