Place nodeType checks inside caretRangeFromPoint function

Checked that it does not un-fix #80
Squelches alerts (but does not fix underlying issue) for #89
This commit is contained in:
Roderic Day 2017-10-13 15:05:51 -04:00
parent ad6ffc54c3
commit 5502bf8aed

View File

@ -76,7 +76,7 @@ function docRangeFromPoint(point) {
if (!document.caretRangeFromPoint) {
document.caretRangeFromPoint = (x, y) => {
const position = document.caretPositionFromPoint(x,y);
if (position && position.offsetNode) {
if (position && position.offsetNode && position.offsetNode.nodeType === Node.TEXT_NODE) {
const range = document.createRange();
range.setStart(position.offsetNode, position.offset);
range.setEnd(position.offsetNode, position.offset);
@ -86,7 +86,7 @@ function docRangeFromPoint(point) {
}
const range = document.caretRangeFromPoint(point.x, point.y);
if (range && range.startContainer.nodeType === 3 && range.endContainer.nodeType === 3) {
if (range) {
return new TextSourceRange(range);
}
}