Use ESM

index.js

@@ -1,16 +1,14 @@
-var visit = require('unist-util-visit')
-var definitions = require('mdast-util-definitions')
-var spaceSeparated = require('space-separated-tokens').parse
-var absolute = require('is-absolute-url')
-var extend = require('extend')
-
-module.exports = externalLinks
+import visit from 'unist-util-visit'
+import definitions from 'mdast-util-definitions'
+import spaceSeparated from 'space-separated-tokens'
+import absolute from 'is-absolute-url'
+import extend from 'extend'
 
 var defaultTarget = '_blank'
 var defaultRel = ['nofollow', 'noopener', 'noreferrer']
 var defaultProtocols = ['http', 'https']
 
-function externalLinks(options) {
+export default function remarkExternalLinks(options) {
   var settings = options || {}
   var target = settings.target
   var rel = settings.rel
@@ -19,7 +17,7 @@ function externalLinks(options) {
   var contentProperties = settings.contentProperties || {}
 
   if (typeof rel === 'string') {
-    rel = spaceSeparated(rel)
+    rel = spaceSeparated.parse(rel)
   }
 
   if (content && typeof content === 'object' && !('length' in content)) {

package.json

@@ -30,10 +30,11 @@
     "Tsuyusato Kitsune <make.just.on@gmail.com>",
     "Matsuko Friedland <info@matsuko.ca>"
   ],
-  "types": "types/index.d.ts",
+  "sideEffects": false,
+  "type": "module",
+  "main": "index.js",
   "files": [
-    "index.js",
-    "types/index.d.ts"
+    "index.js"
   ],
   "dependencies": {
     "extend": "^3.0.0",
@@ -72,9 +73,14 @@
     "prettier": true,
     "esnext": false,
     "rules": {
+      "no-var": "off",
+      "prefer-arrow-callback": "off",
       "unicorn/prefer-includes": "off",
       "import/no-extraneous-dependencies": "off"
-    }
+    },
+    "ignore": [
+      "types/"
+    ]
   },
   "remarkConfig": {
     "plugins": [

test.js

@@ -1,7 +1,7 @@
-var test = require('tape')
-var remark = require('remark')
-var html = require('remark-html')
-var externalLinks = require('.')
+import test from 'tape'
+import remark from 'remark'
+import html from 'remark-html'
+import externalLinks from './index.js'
 
 var input = [
   '[remark](https://github.com/remarkjs/remark)',