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const highlight = require('./highlight')
const highlightLines = require('./highlightLines')
const preWrapper = require('./preWrapper')
const lineNumbers = require('./lineNumbers')
const component = require('./component')
const hoistScriptStyle = require('./hoist')
const convertRouterLink = require('./link')
const containers = require('./containers')
const snippet = require('./snippet')
const emoji = require('markdown-it-emoji')
const anchor = require('markdown-it-anchor')
const toc = require('markdown-it-table-of-contents')
const _slugify = require('./slugify')
const { parseHeaders } = require('../util/parseHeaders')
module.exports = ({ markdown = {}} = {}) => {
// allow user config slugify
const slugify = markdown.slugify || _slugify
const md = require('markdown-it')({
html: true,
highlight
})
// custom plugins
.use(component)
.use(highlightLines)
.use(preWrapper)
.use(snippet)
.use(convertRouterLink, Object.assign({
target: '_blank',
rel: 'noopener noreferrer'
}, markdown.externalLinks))
.use(hoistScriptStyle)
.use(containers)
// 3rd party plugins
.use(emoji)
.use(anchor, Object.assign({
slugify,
permalink: true,
permalinkBefore: true,
permalinkSymbol: '#'
}, markdown.anchor))
.use(toc, Object.assign({
slugify,
includeLevel: [2, 3],
format: parseHeaders
}, markdown.toc))
// apply user config
if (markdown.config) {
markdown.config(md)
}
if (markdown.lineNumbers) {
md.use(lineNumbers)
}
module.exports.dataReturnable(md)
// expose slugify
md.slugify = slugify
return md
}
module.exports.dataReturnable = function dataReturnable (md) {
// override render to allow custom plugins return data
const render = md.render
md.render = (...args) => {
md.__data = {}
const html = render.call(md, ...args)
return {
html,
data: md.__data
}
}
}
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