Remove jshint, add eslint and config

.eslintrc.js

@@ -0,0 +1,22 @@
+module.exports = {
+  env: {
+    commonjs: true,
+    es6: true,
+    node: true,
+    mocha: true
+  },
+  extends: [
+    'standard'
+  ],
+  globals: {
+    Atomics: 'readonly',
+    SharedArrayBuffer: 'readonly'
+  },
+  parserOptions: {
+    ecmaVersion: 2018
+  },
+  rules: {
+    "indent": ["error", 4],
+    "semi": ["error", "always"]
+  }
+}

package.json

@@ -53,8 +53,13 @@
     "yargs": "11.1.0"
   },
   "devDependencies": {
+    "eslint": "^6.5.1",
+    "eslint-config-standard": "^14.1.0",
+    "eslint-plugin-import": "^2.18.2",
+    "eslint-plugin-node": "^10.0.0",
+    "eslint-plugin-promise": "^4.2.1",
+    "eslint-plugin-standard": "^4.0.1",
     "istanbul": "0.4.5",
-    "jshint": "2.9.7",
     "mocha": "5.2.0",
     "moment": "2.22.1",
     "nock": "9.2.6",
@@ -63,7 +68,8 @@
     "strftime": "0.10.0"
   },
   "scripts": {
-    "lint": "jshint lib test app.js",
+    "lint:fix": "eslint --fix app.js \"lib/**/*.js\" \"test/**/*.js\"",
+    "lint": "eslint app.js \"lib/**/*.js\" \"test/**/*.js\"",
     "preinstall": "make pre-install",
     "test": "make test-all",
     "update-internal-deps": "rm -rf node_modules && npm install",