ESLint

$ npm install --save-dev eslint

$ npm install --save-dev @typescript-eslint/parser @typescript-eslint/eslint-plugin

code:package.json

"eslintConfig": {

"parser": "@typescript-eslint/parser",

"plugins": [

"@typescript-eslint"

],

"extends": [

"eslint:recommended",

"plugin:@typescript-eslint/recommended"

]

},

"scripts": {

"lint": "eslint \"**/*.ts\"",

}