tsconfig.json

{
    "compilerOptions": {
        "target": "es5",                    // es5 compatability for gjs
        "module": "amd",                    // pack using amd module format
        "rootDir": "src",                   // module names based from src
        "outFile": "dist/keyringDbus.js",      // the target executable
        "strictNullChecks": true,
        "allowJs": true
    },
    "files": [
        "node_modules/gir2dts/src/gjs.d.ts",            // Gjs
        "node_modules/gir2dts/src/gobject-2.0.d.ts",    // GObject
        "node_modules/gir2dts/src/atk-1.0.d.ts",        // Atk
        "node_modules/gir2dts/src/glib-2.0.d.ts",       // GLib
        "node_modules/gir2dts/src/gio-2.0.d.ts",        // Gio
        "node_modules/gir2dts/src/gdk-3.0.d.ts",        // Gdk
        "node_modules/gir2dts/src/gtk-3.0.d.ts",        // Gtk
        "node_modules/gir2dts/src/pango-1.0.d.ts",      // Pango
        "node_modules/gir2dts/src/gjs.js",              // module loader/helper

        "src/main.ts",

        "src/exports.js"
    ]
}