1 import { Injectable } from '@angular/core'
3 import * as MarkdownIt from 'markdown-it'
6 export class MarkdownService {
7 private markdownIt: MarkdownIt.MarkdownIt
10 this.markdownIt = new MarkdownIt('zero', { linkify: true })
17 // Snippet from markdown-it documentation: https://github.com/markdown-it/markdown-it/blob/master/docs/architecture.md#renderer
18 const defaultRender = this.markdownIt.renderer.rules.link_open || function (tokens, idx, options, env, self) {
19 return self.renderToken(tokens, idx, options)
22 this.markdownIt.renderer.rules.link_open = function (tokens, idx, options, env, self) {
23 // If you are sure other plugins can't add `target` - drop check below
24 const aIndex = tokens[idx].attrIndex('target')
27 tokens[idx].attrPush(['target', '_blank']) // add new attribute
29 tokens[idx].attrs[aIndex][1] = '_blank' // replace value of existing attr
32 // pass token to default renderer.
33 return defaultRender(tokens, idx, options, env, self)
37 markdownToHTML (markdown: string) {
38 return this.markdownIt.render(markdown)