Update dev-dependencies

build.js

@@ -1,9 +1,9 @@
-import fs from 'fs'
-import path from 'path'
-import https from 'https'
+import fs from 'node:fs'
+import path from 'node:path'
+import https from 'node:https'
 import concat from 'concat-stream'
 import yauzl from 'yauzl'
-import dsv from 'd3-dsv'
+import {tsvParse} from 'd3-dsv'
 import {bail} from 'bail'
 
 /**
@@ -18,16 +18,16 @@ import {bail} from 'bail'
  */
 
 /** @type {string[]} */
-var other = []
-var found = false
+const other = []
+let found = false
 
-var scopes = {
+const scopes = {
   I: 'individual',
   M: 'macrolanguage',
   S: 'special'
 }
 
-var types = {
+const types = {
   A: 'ancient',
   C: 'constructed',
   E: 'extinct',
@@ -40,9 +40,9 @@ var types = {
 // You can find download links here:
 // <https://iso639-3.sil.org/code_tables/download_tables>
 // Just get the complete code tables in UTF-8.
-var url =
+const url =
   'https://iso639-3.sil.org/sites/iso639-3/files/downloads/iso-639-3_Code_Tables_20200515.zip'
-var expectedName = 'iso-639-3_20200515.tab'
+const expectedName = 'iso-639-3_20200515.tab'
 
 https.request(url, onrequest).end()
 
@@ -76,7 +76,7 @@ function onopen(error, archive) {
    * @param {import('yauzl').Entry} entry
    */
   function onentry(entry) {
-    var name = path.basename(entry.fileName)
+    const name = path.basename(entry.fileName)
 
     if (name !== expectedName) {
       other.push(name)
@@ -112,19 +112,19 @@ function onend() {
  * @param {Buffer} body
  */
 function onconcat(body) {
-  var data = dsv.tsvParse(String(body)).map(
+  const data = tsvParse(String(body)).map(
     // @ts-ignore
     (d) => map(d)
   )
   /** @type {Object.<string, string>} */
-  var toB = {}
+  const toB = {}
   /** @type {Object.<string, string>} */
-  var toT = {}
+  const toT = {}
   /** @type {Object.<string, string>} */
-  var to1 = {}
-  var index = -1
+  const to1 = {}
+  let index = -1
   /** @type {Language} */
-  var d
+  let d
 
   while (++index < data.length) {
     d = data[index]
@@ -135,22 +135,22 @@ function onconcat(body) {
 
   fs.writeFile(
     'iso6393.js',
-    'export var iso6393 = ' + JSON.stringify(data, null, 2) + '\n',
+    'export const iso6393 = ' + JSON.stringify(data, null, 2) + '\n',
     bail
   )
   fs.writeFile(
     'iso6393-to-1.js',
-    'export var iso6393To1 = ' + JSON.stringify(to1, null, 2) + '\n',
+    'export const iso6393To1 = ' + JSON.stringify(to1, null, 2) + '\n',
     bail
   )
   fs.writeFile(
     'iso6393-to-2b.js',
-    'export var iso6393To2B = ' + JSON.stringify(toB, null, 2) + '\n',
+    'export const iso6393To2B = ' + JSON.stringify(toB, null, 2) + '\n',
     bail
   )
   fs.writeFile(
     'iso6393-to-2t.js',
-    'export var iso6393To2T = ' + JSON.stringify(toT, null, 2) + '\n',
+    'export const iso6393To2T = ' + JSON.stringify(toT, null, 2) + '\n',
     bail
   )
 }
@@ -160,12 +160,12 @@ function onconcat(body) {
  * @returns {Language}
  */
 function map(d) {
-  var name = d.Ref_Name
-  var id = d.Id
+  const name = d.Ref_Name
+  const id = d.Id
   /** @type {string?} */
-  var type = types[d.Language_Type]
+  const type = types[d.Language_Type]
   /** @type {string?} */
-  var scope = scopes[d.Scope]
+  const scope = scopes[d.Scope]
 
   if (!name) {
     console.error('Cannot handle language w/o name', d)

iso6393-to-1.js

@@ -1,4 +1,4 @@
-export var iso6393To1 = {
+export const iso6393To1 = {
   aar: 'aa',
   abk: 'ab',
   afr: 'af',

iso6393-to-2b.js

@@ -1,4 +1,4 @@
-export var iso6393To2B = {
+export const iso6393To2B = {
   aar: 'aar',
   abk: 'abk',
   ace: 'ace',

iso6393-to-2t.js

@@ -1,4 +1,4 @@
-export var iso6393To2T = {
+export const iso6393To2T = {
   aar: 'aar',
   abk: 'abk',
   ace: 'ace',

iso6393.js

@@ -1,4 +1,4 @@
-export var iso6393 = [
+export const iso6393 = [
   {
     name: 'Ghotuo',
     type: 'living',

package.json

@@ -41,22 +41,22 @@
   ],
   "devDependencies": {
     "@types/concat-stream": "^1.0.0",
-    "@types/d3-dsv": "^2.0.0",
-    "@types/node": "^14.0.0",
+    "@types/d3-dsv": "^3.0.0",
+    "@types/node": "^16.0.0",
     "@types/tape": "^4.0.0",
     "@types/yauzl": "^2.0.0",
     "bail": "^2.0.0",
     "c8": "^7.0.0",
     "concat-stream": "^2.0.0",
-    "d3-dsv": "^2.0.0",
+    "d3-dsv": "^3.0.0",
     "prettier": "^2.0.0",
-    "remark-cli": "^9.0.0",
-    "remark-preset-wooorm": "^8.0.0",
+    "remark-cli": "^10.0.0",
+    "remark-preset-wooorm": "^9.0.0",
     "rimraf": "^3.0.0",
     "tape": "^5.0.0",
     "type-coverage": "^2.0.0",
     "typescript": "^4.0.0",
-    "xo": "^0.38.0",
+    "xo": "^0.46.0",
     "yauzl": "^2.0.0"
   },
   "scripts": {
@@ -77,12 +77,7 @@
     "trailingComma": "none"
   },
   "xo": {
-    "prettier": true,
-    "rules": {
-      "import/no-mutable-exports": "off",
-      "no-var": "off",
-      "prefer-arrow-callback": "off"
-    }
+    "prettier": true
   },
   "remarkConfig": {
     "plugins": [

test.js

@@ -2,7 +2,7 @@ import test from 'tape'
 import {iso6393} from './index.js'
 
 test('iso6393', function (t) {
-  var index = -1
+  let index = -1
 
   t.plan(8)