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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;
};
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