Fix negative indexed arrays for JS, refs #13966 (#14152)

* Fix negative arrays for JS, refs #13966 * small extra fix: no need to .slice() cstring in JS
2020-04-29 09:59:08 +03:00 · 2020-04-29 09:59:08 +03:00 · 800ce5b950
commit 800ce5b950
parent 3b5a504692
2 changed files with 10 additions and 4 deletions
--- a/tests/js/tarrayboundscheck.nim
+++ b/tests/js/tarrayboundscheck.nim
@ -39,6 +39,12 @@ proc test_arrayboundscheck() =
        echo "month out of bounds: ", idx
    except:
      echo "idx out of bounds: ", i
+  
+  # #13966
+  var negativeIndexed: array[-2..2, int] = [0, 1, 2, 3, 4]
+  negativeIndexed[-1] = 2
+  negativeIndexed[1] = 2
+  doAssert negativeIndexed == [0, 2, 2, 2, 4]

 test_arrayboundscheck()
 {.pop.}