Function load_async_callback

gjs/internal.cpp:556–586

};

static void load_async_callback(GObject* file, GAsyncResult* res, void* data) {
    std::unique_ptr<PromiseData> promise(PromiseData::from_ptr(data));

    GjsContextPrivate* gjs = GjsContextPrivate::from_cx(promise->cx);
    gjs->main_loop_release();

    Gjs::AutoMainRealm ar{gjs};

    char* contents;
    size_t length;
    Gjs::AutoError error;
    if (!g_file_load_contents_finish(G_FILE(file), res, &contents, &length,
                                     /* etag_out = */ nullptr, &error)) {
        Gjs::AutoChar uri{g_file_get_uri(G_FILE(file))};
        gjs_throw_custom(promise->cx, JSEXN_ERR, "ImportError",
                         "Unable to load file async from: %s (%s)", uri.get(),
                         error->message);
        promise->reject_with_pending_exception();
        return;
    }

    JS::RootedValue text(promise->cx);
    bool ok = gjs_string_from_utf8_n(promise->cx, contents, length, &text);
    g_free(contents);
    if (!ok) {
        promise->reject_with_pending_exception();
        return;
    }

    promise->resolve(text);
}

GJS_JSAPI_RETURN_CONVENTION
static bool load_async_executor(JSContext* cx, unsigned argc, JS::Value* vp) {