From 10744dd816b7cc2bfa6a7ea8402ae21aac12838b Mon Sep 17 00:00:00 2001 From: Paul Sokolovsky Date: Thu, 16 Jan 2014 23:54:17 +0200 Subject: Add empty (false) value testing for strings, tuples, lists, dicts. --- py/runtime.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'py/runtime.c') diff --git a/py/runtime.c b/py/runtime.c index 0da3ced058..d6ef6f9be2 100644 --- a/py/runtime.c +++ b/py/runtime.c @@ -297,6 +297,24 @@ int rt_is_true(mp_obj_t arg) { return 0; } else if (arg == mp_const_true) { return 1; + } else if (MP_OBJ_IS_QSTR(arg)) { + // TODO: \0 + return *qstr_str(MP_OBJ_QSTR_VALUE(arg)) != 0; + } else if (MP_OBJ_IS_TYPE(arg, &str_type)) { + // TODO: \0 + return *qstr_str(mp_obj_str_get(arg)) != 0; + } else if (MP_OBJ_IS_TYPE(arg, &list_type)) { + uint len; + mp_obj_t *dummy; + mp_obj_list_get(arg, &len, &dummy); + return len != 0; + } else if (MP_OBJ_IS_TYPE(arg, &tuple_type)) { + uint len; + mp_obj_t *dummy; + mp_obj_tuple_get(arg, &len, &dummy); + return len != 0; + } else if (MP_OBJ_IS_TYPE(arg, &dict_type)) { + return mp_obj_dict_len(arg) != 0; } else { assert(0); return 0; -- cgit v1.2.3