ensure lineNumbers method always returns an array with two integers

This commit is contained in:
Mike Greiling 2017-03-22 02:57:31 -05:00
parent 324fb74304
commit 670d9a8bb6

View file

@ -33,7 +33,6 @@ class Diff {
handleClickUnfold(e) {
const $target = $(e.target);
// current babel config relies on iterators implementation, so we cannot simply do:
const [oldLineNumber, newLineNumber] = this.lineNumbers($target.parent());
const offset = newLineNumber - oldLineNumber;
const bottom = $target.hasClass('js-unfold-bottom');
@ -102,10 +101,11 @@ class Diff {
}
lineNumbers(line) {
if (!line.children().length) {
const children = line.find('.diff-line-num').toArray();
if (children.length !== 2) {
return [0, 0];
}
return line.find('.diff-line-num').map((i, elm) => parseInt($(elm).data('linenumber'), 10));
return children.map(elm => parseInt($(elm).data('linenumber'), 10) || 0);
}
highlightSelectedLine() {