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authortoasted-nutbread <toasted-nutbread@users.noreply.github.com>2019-02-20 21:47:31 -0500
committertoasted-nutbread <toasted-nutbread@users.noreply.github.com>2019-02-20 21:47:31 -0500
commitdd52a1c01af117d69c953241fc9380596e7bab20 (patch)
treec501d214ca847d29b62ba776e213d0054ecdc8b5 /ext
parentba972d8547089d8f2c8e19749ee0a0ab93d36233 (diff)
Improve handling of null values from caretRangeFromPoint
Diffstat (limited to 'ext')
-rw-r--r--ext/fg/js/document.js12
1 files changed, 5 insertions, 7 deletions
diff --git a/ext/fg/js/document.js b/ext/fg/js/document.js
index 73e89d99..13acb036 100644
--- a/ext/fg/js/document.js
+++ b/ext/fg/js/document.js
@@ -85,20 +85,18 @@ function docRangeFromPoint(point) {
range.setEnd(position.offsetNode, position.offset);
return range;
}
+ return null;
};
}
const range = document.caretRangeFromPoint(point.x, point.y);
+ if (range === null) {
+ return;
+ }
if(imposter !== null) imposter.style.zIndex = -2147483646;
- let rects;
- try {
- rects = range.getClientRects();
- }
- catch (e) {
- return;
- }
+ const rects = range.getClientRects();
if (rects.length === 0) {
return;