diff options
Diffstat (limited to 'chess-pos.el')
| -rw-r--r-- | chess-pos.el | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/chess-pos.el b/chess-pos.el index 8dba92e..63e29ee 100644 --- a/chess-pos.el +++ b/chess-pos.el @@ -278,8 +278,8 @@ color will do." (defsubst chess-rf-to-index (rank file) "Convert RANK and FILE coordinates into an octal index." - (cl-assert (or (>= rank 0) (< rank 8))) - (cl-assert (or (>= file 0) (< file 8))) + (cl-check-type rank (integer 0 7)) + (cl-check-type file (integer 0 7)) (+ (* 8 rank) file)) (defsubst chess-coord-to-index (coord) |