STATIC mp_obj_t mod_ujson_dumps(mp_obj_t obj) {
vstr_t vstr;
mp_print_t print;
vstr_init_print(&vstr, 8, &print);
mp_obj_print_helper(&print, obj, PRINT_JSON);
return mp_obj_new_str_from_vstr(&mp_type_str, &vstr);
}
void microbit_display_exception(mp_obj_t exc_in) {
mp_uint_t n, *values;
mp_obj_exception_get_traceback(exc_in, &n, &values);
if (n >= 3) {
vstr_t vstr;
mp_print_t print;
vstr_init_print(&vstr, 50, &print);
#if MICROPY_ENABLE_SOURCE_LINE
mp_printf(&print, "line %u ", values[1]);
#endif
if (mp_obj_is_native_exception_instance(exc_in)) {
mp_obj_exception_t *exc = exc_in;
mp_printf(&print, "%q ", exc->base.type->name);
if (exc->args != NULL && exc->args->len != 0) {
mp_obj_print_helper(&print, exc->args->items[0], PRINT_STR);
}
}
mp_hal_display_string(vstr_null_terminated_str(&vstr));
vstr_clear(&vstr);
}
}
