77 lines
2.8 KiB
JavaScript
77 lines
2.8 KiB
JavaScript
import { unified } from 'unified'
|
|
import markdown from 'remark-parse-no-trim'
|
|
import markdownNext from 'remark-parse'
|
|
import gfm from 'remark-gfm'
|
|
import emoji from 'remark-gemoji-to-emoji'
|
|
import remark2rehype from 'remark-rehype'
|
|
import raw from 'rehype-raw'
|
|
import slug from 'rehype-slug'
|
|
import autolinkHeadings from 'rehype-autolink-headings'
|
|
import highlight from 'rehype-highlight'
|
|
import dockerfile from 'highlight.js/lib/languages/dockerfile'
|
|
import http from 'highlight.js/lib/languages/http'
|
|
import groovy from 'highlight.js/lib/languages/groovy'
|
|
import erb from 'highlight.js/lib/languages/erb'
|
|
import powershell from 'highlight.js/lib/languages/powershell'
|
|
import graphql from 'highlight.js/lib/languages/graphql'
|
|
import html from 'rehype-stringify'
|
|
import remarkCodeExtra from 'remark-code-extra'
|
|
import codeHeader from './plugins/code-header.js'
|
|
import rewriteLocalLinks from './plugins/rewrite-local-links.js'
|
|
import rewriteImgSources from './plugins/rewrite-asset-urls.js'
|
|
import rewriteAssetImgTags from './plugins/rewrite-asset-img-tags.js'
|
|
import useEnglishHeadings from './plugins/use-english-headings.js'
|
|
import wrapInElement from './plugins/wrap-in-element.js'
|
|
import doctocatLinkIcon from './doctocat-link-icon.js'
|
|
|
|
// plugins aren't designed to be used more than once,
|
|
// this workaround lets us do that
|
|
// see https://github.com/unifiedjs/unified/issues/79
|
|
const wrapperForImages = () =>
|
|
wrapInElement({ selector: 'ol > li img', wrapper: 'span.procedural-image-wrapper' })
|
|
const wrapperForTables = () =>
|
|
wrapInElement({
|
|
selector: '.rowheaders tbody tr td:first-child',
|
|
wrapper: 'th',
|
|
// This moves what it finds in the selector inside the wrapper.
|
|
rewrite: true,
|
|
})
|
|
|
|
export default function createProcessor(context) {
|
|
return unified()
|
|
.use(process.env.COMMONMARK ? markdownNext : markdown)
|
|
.use(process.env.COMMONMARK ? gfm : null)
|
|
.use(remarkCodeExtra, { transform: codeHeader })
|
|
.use(emoji)
|
|
.use(remark2rehype, { allowDangerousHtml: true })
|
|
.use(slug)
|
|
.use(useEnglishHeadings, context)
|
|
.use(autolinkHeadings, {
|
|
behavior: 'prepend',
|
|
properties: { ariaHidden: true, tabIndex: -1, class: 'doctocat-link' },
|
|
content: doctocatLinkIcon,
|
|
})
|
|
.use(highlight, {
|
|
languages: { graphql, dockerfile, http, groovy, erb, powershell },
|
|
subset: false,
|
|
})
|
|
.use(raw)
|
|
.use(wrapperForImages)
|
|
.use(wrapperForTables)
|
|
.use(rewriteImgSources)
|
|
.use(rewriteAssetImgTags)
|
|
.use(rewriteLocalLinks, context)
|
|
.use(html)
|
|
}
|
|
|
|
export function createMinimalProcessor(context) {
|
|
return unified()
|
|
.use(process.env.COMMONMARK ? markdownNext : markdown)
|
|
.use(process.env.COMMONMARK ? gfm : null)
|
|
.use(remark2rehype, { allowDangerousHtml: true })
|
|
.use(slug)
|
|
.use(raw)
|
|
.use(rewriteLocalLinks, context)
|
|
.use(html)
|
|
}
|