slack-markdown

Slack-markdown aims to be a markdown parser for slack messages.

Installation

npm install --save slack-markdown

const { toHTML } = require("slack-markdown");
console.log(toHTML("This *is* a _test_"));
// outputs: This <strong>is</strong> a <em>test</em>

const { toHTML } = require("slack-markdown");
toHTML("This *is* a _test_", options);

options is an object with the following properties (all are optional):

escapeHTML: boolean (default: true), if HTML should be escaped or not
slackOnly: boolean (default: false), if only slack-specific markdown should be parsed
slackCallbacks: Object of the custom slack callbacks
- user: (id: ID, name: Name) User mentions "<@ID|name>"
- channel: (id: ID, name: Name) Channel mentions "<#ID|name>"
- usergroup: (id: ID, name: Name) User group mentions "<!subteam^ID|name>"
- atHere: (name: Name) At here mentions "<!here|name>"
- atChannel: (name: Name) At channel mentions "<!channel|name>"
- atEveryone: (name: Name) At everyone mentions "<!everyone|name>"
- date: (timestamp: Timestamp, format: Format, link: Optional link, fallback: fallback string) Date mentions "<!date^timestamp^format^link|fallback>"
cssModuleNames: object, name mapping of CSS classes to custom ones
noExtraSpanTags: boolean (default: false) Disable the addition of extra span tags on slack-specific parsing
noExtraEmojiSpanTags: boolean (default: false) Disable the addition of extra span tags around emojis
hrefTarget: string (default: empty) The target for hyperlinks, e.g. "_blank" for a new tab