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fix(theme): Restore former globalThis.Prism #10618

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merged 1 commit into from
Oct 25, 2024
Merged

fix(theme): Restore former globalThis.Prism #10618

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6 changes: 6 additions & 0 deletions packages/docusaurus-theme-classic/src/theme/prism-include-languages.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,8 @@ export default function prismIncludeLanguages(
// avoid polluting global namespace.
// You can mutate PrismObject: registering plugins, deleting languages... As
// long as you don't re-assign it

const PrismBefore = globalThis.Prism;
globalThis.Prism = PrismObject;

additionalLanguages.forEach((lang) => {
Expand All @@ -34,5 +36,9 @@ export default function prismIncludeLanguages(
require(`prismjs/components/prism-${lang}`);
});

// Clean up and eventually restore former globalThis.Prism object (if any)
delete (globalThis as Optional<typeof globalThis, 'Prism'>).Prism;
if (typeof PrismBefore !== 'undefined') {
globalThis.Prism = PrismObject;
}
}
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