eslint config

.eslintrc

{
   "parserOptions":{
      "ecmaVersion":2018
   },
   "env":{
      "es6":true,
      "node":true,
      "mocha":true
   },
   "extends":"eslint:recommended",
   "rules":{
      "indent":[
         "error",
         4,
         {
            "SwitchCase":1
         }
      ],
      "quotes":[
         "error",
         "single"
      ],
      "semi":[
         "error",
         "always",
         {
            "omitLastInOneLineBlock":true
         }
      ],
      "comma-dangle":[
         "off",
         "always-multiline"
      ],
      "space-before-function-paren":[
         "error",
         "always"
      ],
      "valid-jsdoc":[
         "error",
         {
            "requireReturn":false,
            "prefer":{
               "returns":"return"
            }
         }
      ],
      "require-jsdoc":"warn",
      "no-var":"error",
      "object-curly-spacing":[
         "error",
         "never"
      ],
      "key-spacing":[
         "error",
         {
            "align":"colon"
         }
      ],
      "no-constant-condition":0,
      "no-trailing-spaces":[
         2,
         {
            "skipBlankLines":false
         }
      ]
   }
}