remark-directive/index.js
2021-08-05 15:38:03 +02:00

41 lines
999 B
JavaScript

'use strict'
var syntax = require('micromark-extension-directive')
var fromMarkdown = require('mdast-util-directive/from-markdown')
var toMarkdown = require('mdast-util-directive/to-markdown')
var warningIssued
module.exports = directive
function directive() {
var data = this.data()
// Old remark.
/* c8 ignore next 14 */
if (
!warningIssued &&
((this.Parser &&
this.Parser.prototype &&
this.Parser.prototype.blockTokenizers) ||
(this.Compiler &&
this.Compiler.prototype &&
this.Compiler.prototype.visitors))
) {
warningIssued = true
console.warn(
'[remark-directive] Warning: please upgrade to remark 13 to use this plugin'
)
}
add('micromarkExtensions', syntax())
add('fromMarkdownExtensions', fromMarkdown)
add('toMarkdownExtensions', toMarkdown)
function add(field, value) {
// Other extensions.
/* c8 ignore next */
if (data[field]) data[field].push(value)
else data[field] = [value]
}
}