js-on-sx: Number.prototype.toString(radix) avoids rational div-by-zero

2026-05-10 02:23:38 +00:00
parent ad897122d7
commit 1a34cc4456
2 changed files with 5 additions and 3 deletions
--- a/lib/js/runtime.sx
+++ b/lib/js/runtime.sx
@@ -474,9 +474,9 @@
  (fn
    (n radix)
    (cond
-      ((and (number? n) (not (= n n))) "NaN")
-      ((= n (/ 1 0)) "Infinity")
-      ((= n (/ -1 0)) "-Infinity")
+      ((and (number? n) (js-number-is-nan n)) "NaN")
+      ((= n (js-infinity-value)) "Infinity")
+      ((= n (- 0 (js-infinity-value))) "-Infinity")
      ((or (= radix 10) (= radix nil) (js-undefined? radix))
        (js-to-string n))
      (else