diff options
author | GitLab Bot <gitlab-bot@gitlab.com> | 2022-04-02 03:08:34 +0300 |
---|---|---|
committer | GitLab Bot <gitlab-bot@gitlab.com> | 2022-04-02 03:08:34 +0300 |
commit | d5c627d3cc6dee1b93be26898800088c0c3e71a9 (patch) | |
tree | b5a5f4527708462a347a599e15b03e7846ba542e /app/assets/javascripts/lib | |
parent | 039bf0d863d2137484f7d89361352e2c20d142e9 (diff) |
Add latest changes from gitlab-org/gitlab@master
Diffstat (limited to 'app/assets/javascripts/lib')
-rw-r--r-- | app/assets/javascripts/lib/gfm/index.js | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/app/assets/javascripts/lib/gfm/index.js b/app/assets/javascripts/lib/gfm/index.js new file mode 100644 index 00000000000..07388f1fdfa --- /dev/null +++ b/app/assets/javascripts/lib/gfm/index.js @@ -0,0 +1,38 @@ +import { unified } from 'unified'; +import remarkParse from 'remark-parse'; +import remarkRehype from 'remark-rehype'; +import rehypeRaw from 'rehype-raw'; + +const createParser = () => { + return unified().use(remarkParse).use(remarkRehype, { allowDangerousHtml: true }).use(rehypeRaw); +}; + +const compilerFactory = (renderer) => + function compiler() { + Object.assign(this, { + Compiler(tree) { + return renderer(tree); + }, + }); + }; + +/** + * Parses a Markdown string and provides the result Abstract + * Syntax Tree (AST) to a renderer function to convert the + * tree in any desired representation + * + * @param {String} params.markdown Markdown to parse + * @param {(tree: MDast -> any)} params.renderer A function that accepts mdast + * AST tree and returns an object of any type that represents the result of + * rendering the tree. See the references below to for more information + * about MDast. + * + * MDastTree documentation https://github.com/syntax-tree/mdast + * @returns {Promise<any>} Returns a promise with the result of rendering + * the MDast tree + */ +export const render = async ({ markdown, renderer }) => { + const { value } = await createParser().use(compilerFactory(renderer)).process(markdown); + + return value; +}; |