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authorDamien George <damien.p.george@gmail.com>2016-12-28 12:45:33 +1100
committerDamien George <damien.p.george@gmail.com>2016-12-28 12:45:33 +1100
commit44bf8e1f2b3a66e8da09331ac016fa7922d8453c (patch)
treedfdf28ba70745b969f0ad49a7becc909202c8ff6
parentca7af9a77864c09f9461563cfcf48323abe8ea25 (diff)
downloadmicropython-44bf8e1f2b3a66e8da09331ac016fa7922d8453c.tar.gz
micropython-44bf8e1f2b3a66e8da09331ac016fa7922d8453c.zip
py/mpprint: Add assertion for, and comment about, valid base values.
-rw-r--r--py/mpprint.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/py/mpprint.c b/py/mpprint.c
index 9ad0f3f9a0..72d1c55ca0 100644
--- a/py/mpprint.c
+++ b/py/mpprint.c
@@ -202,6 +202,11 @@ STATIC int mp_print_int(const mp_print_t *print, mp_uint_t x, int sgn, int base,
}
int mp_print_mp_int(const mp_print_t *print, mp_obj_t x, int base, int base_char, int flags, char fill, int width, int prec) {
+ // These are the only values for "base" that are required to be supported by this
+ // function, since Python only allows the user to format integers in these bases.
+ // If needed this function could be generalised to handle other values.
+ assert(base == 2 || base == 8 || base == 10 || base == 16);
+
if (!MP_OBJ_IS_INT(x)) {
// This will convert booleans to int, or raise an error for
// non-integer types.