const Gio = imports.gi.Gio; const Mainloop = imports.mainloop; function cat(filename) { let f = Gio.file_new_for_path(filename); f.load_contents_async(null, function(f, res) { let contents; try { contents = f.load_contents_finish(res)[1]; } catch (e) { log("*** ERROR: " + e.message); Mainloop.quit(''); return; } print(contents); Mainloop.quit(''); }, null); Mainloop.run(''); } if (ARGV.length != 1) { printerr("Usage: gio-cat.js filename"); } else { cat(ARGV[0]); }