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get_{next,prev}_visible: Handle undefined argument

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(imported from commit 07956fb7595e8c39fd052aaf0a16df4c3e574f8d)
This commit is contained in:
Keegan McAllister 2012-09-26 13:39:37 -04:00
parent bffae8d550
commit ee75f7ae8d
1 changed files with 4 additions and 0 deletions
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4
zephyr/static/js/zephyr.js
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@ -316,10 +316,14 @@ function get_all_zephyr_rows() {
}
function get_next_visible(zephyr_row) {
if (zephyr_row === undefined)
return [];
return zephyr_row.nextAll('.zephyr_row:first');
}
function get_prev_visible(zephyr_row) {
if (zephyr_row === undefined)
return [];
return zephyr_row.prevAll('.zephyr_row:first');
}