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[site/toc][s]: fix headings observer for null values

This commit is contained in:
khalilcodes 2022-06-20 20:17:35 +03:00
parent c5ca269f04
commit 5182148867
1 changed files with 2 additions and 1 deletions
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3
site/components/Heading.js
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@ -8,7 +8,8 @@ export const Heading = ({ level, observer }) => (props) => {
if (!observer) { if (!observer) {
return return
} }
observer.observe(document.getElementById(props.id)); const heading = document.getElementById(props.id)
if (heading) observer.observe(heading);
}); });
return React.createElement(`h${level}`, { return React.createElement(`h${level}`, {