Update dependencies

Author: wooorm

index.js

@@ -1,6 +1,6 @@
 import bcp47 from 'bcp-47-normalize'
-import u from 'unist-builder'
-import x from 'xastscript'
+import {u} from 'unist-builder'
+import {x} from 'xastscript'
 
 var own = {}.hasOwnProperty
 
@@ -94,8 +94,10 @@ export function sitemap(data) {
           modified = new Date(modified)
         }
 
-        if (isNaN(modified)) {
-          throw new Error('Unexpected incorrect date `' + entry.modified + '`')
+        if (Number.isNaN(modified.valueOf())) {
+          throw new TypeError(
+            'Unexpected incorrect date `' + entry.modified + '`'
+          )
         }
 
         node.children.push(x('lastmod', modified.toISOString()))

package.json

@@ -22,37 +22,36 @@
   "contributors": [
     "Titus Wormer <[email protected]> (https://wooorm.com)"
   ],
+  "sideEffects": false,
   "type": "module",
-  "module": "./index.js",
-  "types": "types",
+  "main": "index.js",
+  "types": "types/",
   "files": [
-    "index.js",
-    "types/index.d.ts"
+    "types/index.d.ts",
+    "index.js"
   ],
   "dependencies": {
     "@types/xast": "^1.0.0",
     "bcp-47-normalize": "^1.0.0",
-    "unist-builder": "^2.0.0",
-    "xastscript": "^2.0.0"
+    "unist-builder": "^3.0.0",
+    "xastscript": "^3.0.0"
   },
   "devDependencies": {
     "c8": "^7.0.0",
     "concat-stream": "^2.0.0",
-    "dtslint": "^4.0.0",
     "prettier": "^2.0.0",
     "regenerate": "^1.0.0",
     "remark-cli": "^9.0.0",
     "remark-preset-wooorm": "^8.0.0",
     "tape": "^5.0.0",
-    "xast-util-to-xml": "^2.0.0",
-    "xo": "^0.38.0"
+    "xast-util-to-xml": "^3.0.0",
+    "xo": "^0.39.0"
   },
   "scripts": {
     "format": "remark . -qfo && prettier . -w --loglevel warn && xo --fix",
     "test-api": "node test.js",
-    "test-coverage": "c8 --check-coverage --branches 100 --functions 100 --lines 100 --statements 100 --reporter lcov node --experimental-modules test.js",
-    "test-types": "dtslint types",
-    "test": "npm run format && npm run test-coverage && npm run test-types"
+    "test-coverage": "c8 --check-coverage --branches 100 --functions 100 --lines 100 --statements 100 --reporter lcov node test.js",
+    "test": "npm run format && npm run test-coverage"
   },
   "prettier": {
     "tabWidth": 2,
@@ -64,7 +63,6 @@
   },
   "xo": {
     "prettier": true,
-    "esnext": false,
     "rules": {
       "complexity": "off",
       "eqeqeq": [
@@ -76,9 +74,8 @@
       ],
       "max-depth": "off",
       "no-eq-null": "off",
-      "no-self-compare": "off",
-      "unicorn/prefer-number-properties": "off",
-      "unicorn/prefer-type-error": "off"
+      "no-var": "off",
+      "prefer-arrow-callback": "off"
     },
     "ignores": [
       "types"

readme.md

@@ -30,26 +30,24 @@ You should place sitemaps in the root of your site and reference them in
 You might also [report](https://support.google.com/webmasters/answer/7451001)
 sitemap changes to Google.
 
-Note that this package is ESM only: Node 12+ is required to use it and it must
-be imported instead of required.
-
 ## Install
 
+This package is [ESM only](https://gist.github.com/sindresorhus/a39789f98801d908bbc7ff3ecc99d99c):
+Node 12+ is needed to use it and it must be `import`ed instead of `require`d.
+
 [npm][]:
 
 ```sh
 npm install xast-util-sitemap
 ```
 
-Note that this package is ESM only: it must be imported instead of required.
-
 ## Use
 
 Say we have the following module, `example.js`
 
 ```js
 import {sitemap} from 'xast-util-sitemap'
-import toXml from 'xast-util-to-xml'
+import {toXml} from 'xast-util-to-xml'
 
 var tree = sitemap([
   'https://example.com/alpha/',
@@ -106,6 +104,9 @@ Now, running `node example.js` yields (pretty printed):
 
 ## API
 
+This package exports the following identifiers: `sitemap`.
+There is no default export.
+
 ### `sitemap(data)`
 
 Build a sitemap.

test.js

@@ -1,5 +1,3 @@
-'use strict'
-
 import test from 'tape'
 import {sitemap} from './index.js'