Created
May 23, 2020 23:22
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{ | |
"presets": ["next/babel", "@emotion/babel-preset-css-prop"], | |
"plugins": [ | |
[ | |
"prismjs", | |
{ | |
"languages": [ | |
"javascript", | |
"css", | |
"markup", | |
"swift", | |
"typescript", | |
"graphql", | |
"sql", | |
"bash", | |
"json", | |
"jsx", | |
"tsx" | |
], | |
"plugins": ["line-numbers", "show-language"], | |
"css": false | |
} | |
] | |
] | |
} |
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import React, { Fragment, useEffect, useRef } from "react"; | |
import unified from "unified"; | |
import markdown from "remark-parse"; | |
import slug from "remark-slug"; | |
// import toc from "remark-toc"; | |
import remark2rehype from "remark-rehype"; | |
import highlightCode from "rehype-prism"; | |
import rehype2react from "rehype-react"; | |
import Prism from "prismjs"; | |
const processor = unified() | |
.use(markdown) | |
.use(slug) | |
.use(remark2rehype) | |
.use(highlightCode) | |
.use(rehype2react, { | |
createElement: React.createElement, | |
Fragment: Fragment, | |
components: { | |
pre: (props) => { | |
return <pre {...props} className={`${props.className} line-numbers`} />; | |
}, | |
}, | |
}); | |
interface Props { | |
source: string; | |
} | |
const Markdown: React.FC<Props> = ({ source }) => { | |
const ref = useRef(); | |
useEffect(() => { | |
Prism.highlightAllUnder(ref.current); | |
}, []); | |
//@ts-ignore | |
return <div ref={ref}>{processor.processSync(source).result}</div>; | |
}; | |
export default Markdown; |
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