2022-08-10 15:06:31 +00:00
|
|
|
import { gfmFromMarkdown } from 'mdast-util-gfm'
|
|
|
|
import { visit } from 'unist-util-visit'
|
2023-07-25 18:59:07 +00:00
|
|
|
import { gfm } from 'micromark-extension-gfm'
|
|
|
|
import { fromMarkdown } from 'mdast-util-from-markdown'
|
2022-08-10 15:06:31 +00:00
|
|
|
|
|
|
|
export function mdHas (md, test) {
|
2023-07-25 18:32:48 +00:00
|
|
|
if (!md) return []
|
2022-08-10 15:06:31 +00:00
|
|
|
const tree = fromMarkdown(md, {
|
2023-07-25 18:59:07 +00:00
|
|
|
extensions: [gfm()],
|
2022-08-10 15:06:31 +00:00
|
|
|
mdastExtensions: [gfmFromMarkdown()]
|
|
|
|
})
|
|
|
|
|
|
|
|
let found = false
|
|
|
|
visit(tree, test, () => {
|
|
|
|
found = true
|
|
|
|
return false
|
|
|
|
})
|
|
|
|
|
|
|
|
return found
|
|
|
|
}
|
2023-07-13 00:10:01 +00:00
|
|
|
|
2023-10-23 22:14:37 +00:00
|
|
|
export function rehypeInlineCodeProperty () {
|
|
|
|
return function (tree) {
|
|
|
|
visit(tree, { tagName: 'code' }, function (node, index, parent) {
|
|
|
|
if (parent && parent.tagName === 'pre') {
|
|
|
|
node.properties.inline = false
|
|
|
|
} else {
|
|
|
|
node.properties.inline = true
|
|
|
|
}
|
|
|
|
})
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2024-06-25 22:18:21 +00:00
|
|
|
export function rehypeStyler (startTag, endTag, className) {
|
2024-06-25 19:23:18 +00:00
|
|
|
return function (tree) {
|
|
|
|
visit(tree, 'element', (node) => {
|
|
|
|
for (let i = 0; i < node.children.length; i += 1) {
|
|
|
|
const start = node.children[i]
|
|
|
|
const text = node.children[i + 1]
|
|
|
|
const end = node.children[i + 2]
|
|
|
|
|
|
|
|
// is this a children slice wrapped with the tags we're looking for?
|
|
|
|
const isWrapped =
|
|
|
|
start?.type === 'raw' && start?.value === startTag &&
|
|
|
|
text?.type === 'text' &&
|
|
|
|
end?.type === 'raw' && end?.value === endTag
|
|
|
|
if (!isWrapped) continue
|
|
|
|
|
|
|
|
const newChildren = {
|
|
|
|
type: 'element',
|
|
|
|
tagName: 'span',
|
|
|
|
properties: { className: [className] },
|
|
|
|
children: [{ type: 'text', value: text.value }]
|
|
|
|
}
|
|
|
|
node.children.splice(i, 3, newChildren)
|
|
|
|
}
|
|
|
|
})
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2023-07-13 00:10:01 +00:00
|
|
|
export function extractUrls (md) {
|
|
|
|
if (!md) return []
|
|
|
|
const tree = fromMarkdown(md, {
|
2023-07-25 18:59:07 +00:00
|
|
|
extensions: [gfm()],
|
2023-07-13 00:10:01 +00:00
|
|
|
mdastExtensions: [gfmFromMarkdown()]
|
|
|
|
})
|
|
|
|
|
|
|
|
const urls = new Set()
|
|
|
|
visit(tree, ({ type }) => {
|
2023-07-13 20:18:04 +00:00
|
|
|
return type === 'link' || type === 'image'
|
2023-07-13 00:10:01 +00:00
|
|
|
}, ({ url }) => {
|
|
|
|
urls.add(url)
|
|
|
|
})
|
|
|
|
|
|
|
|
return Array.from(urls)
|
|
|
|
}
|
2023-10-04 01:12:12 +00:00
|
|
|
|
|
|
|
export const quote = (orig) =>
|
|
|
|
orig.split('\n')
|
|
|
|
.map(line => `> ${line}`)
|
|
|
|
.join('\n') + '\n'
|