Replace standard with prettier + eslint

.eslintignore

@@ -0,0 +1,2 @@
+/lib
+/node_modules

.eslintrc.json

@@ -0,0 +1,7 @@
+{
+  "extends": ["standard-kit/lint"],
+  "plugins": ["prettier"],
+  "rules": {
+    "prettier/prettier": "error"
+  }
+}

.prettierrc.json

@@ -0,0 +1,5 @@
+{
+  "tabWidth": 2,
+  "semi": false,
+  "singleQuote": true
+}

package.json

@@ -26,7 +26,8 @@
   "module": "lib/index.js",
   "scripts": {
     "build": "rimraf lib && rollup -c",
-    "lint": "standard '*.js' 'src/**/*.js' 'test/**/*.js'",
+    "format": "eslint . --fix",
+    "lint": "eslint .",
     "precommit": "npm run lint && npm test",
     "prepare": "npm run build",
     "pretest": "npm run build",
@@ -38,17 +39,23 @@
     }
   },
   "devDependencies": {
-    "@babel/core": "^7.4.3",
-    "@babel/preset-env": "^7.4.3",
+    "@babel/core": "^7.6.2",
+    "@babel/preset-env": "^7.6.2",
     "chai": "^4.2.0",
-    "husky": "^2.3.0",
-    "mocha": "^5.0.5",
-    "nyc": "^11.6.0",
-    "rimraf": "^2.6.3",
-    "rollup": "^1.9.0",
-    "rollup-plugin-babel": "^4.3.2",
-    "rollup-plugin-filesize": "^6.0.1",
-    "rollup-plugin-uglify": "^6.0.2",
-    "standard": "^11.0.1"
+    "eslint": "^6.4.0",
+    "eslint-config-standard-kit": "^0.14.0",
+    "eslint-plugin-import": "^2.18.2",
+    "eslint-plugin-prettier": "^3.1.1",
+    "eslint-plugin-promise": "^4.2.1",
+    "eslint-plugin-standard": "^4.0.1",
+    "husky": "^3.0.5",
+    "mocha": "^6.2.0",
+    "nyc": "^14.1.1",
+    "prettier": "^1.18.2",
+    "rimraf": "^3.0.0",
+    "rollup": "^1.21.4",
+    "rollup-plugin-babel": "^4.3.3",
+    "rollup-plugin-filesize": "^6.2.0",
+    "rollup-plugin-uglify": "^6.0.3"
   }
 }

src/codec.js

@@ -33,7 +33,7 @@ export function parse (string, encoding, opts = {}) {
   for (let i = 0; i < end; ++i) {
     // Read one character from the string:
     const value = encoding.codes[string[i]]
-    if (value === void 0) {
+    if (value === undefined) {
       throw new SyntaxError('Invalid character ' + string[i])
     }
 

test/tests.js

@@ -1,4 +1,5 @@
-/* global describe, it */
+/* global describe, it, require */
+
 const { expect } = require('chai')
 const {
   base16,