| /** | |
| * Currently it's not possible to export data fetching functions from MDX pages | |
| * because MDX includes them in `layoutProps`, and Next.js removes them at some | |
| * point, causing a `ReferenceError`. | |
| * | |
| * https://github.com/mdx-js/mdx/issues/742#issuecomment-612652071 | |
| * | |
| * This plugin can be removed once MDX removes `layoutProps`, at least that | |
| * seems to be the current plan. | |
| */ | |
| // https://nextjs.org/docs/basic-features/data-fetching | |
| const DATA_FETCH_FNS = ['getStaticPaths', 'getStaticProps', 'getServerProps'] | |
| module.exports = () => { | |
| return { | |
| visitor: { | |
| ObjectProperty(path) { | |
| if ( | |
| DATA_FETCH_FNS.includes(path.node.value.name) && | |
| path.findParent( | |
| (path) => | |
| path.isVariableDeclarator() && | |
| path.node.id.name === 'layoutProps', | |
| ) | |
| ) { | |
| path.remove() | |
| } | |
| }, | |
| }, | |
| } | |
| } | |
| // https://github.com/vercel/next.js/issues/12053#issuecomment-622939046 | |