.eslintrc

{
  "root": true,
  "parser": "babel-eslint",
  "env": {
    "es6": true,
    "node": true,
    "jest": true
  },
  "extends": ["prettier"],
  "parserOptions": {
    "sourceType": "module"
  },
  "rules": {
    "class-methods-use-this": 0,
    "import/no-extraneous-dependencies": 0,
    "import/no-dynamic-require": 0,
    "import/no-unresolved": 0,
    "import/extensions": 0,
    "no-param-reassign": 0,
    "global-require": 0,
    "linebreak-style": 0,
    "key-spacing": [
      2,
      {
        "singleLine": {
          "beforeColon": false,
          "afterColon": true
        },
        "multiLine": {
          "beforeColon": true,
          "afterColon": true,
          "align": "colon"
        }
      }
    ],
    "comma-spacing": [
      "error",
      {
        "before": false,
        "after": true
      }
    ],
    "comma-dangle": ["error", "never"],
    "brace-style": [
      "error",
      "1tbs",
      {
        "allowSingleLine": true
      }
    ],
    "switch-colon-spacing": [
      "error",
      {
        "after": true,
        "before": false
      }
    ],
    "array-bracket-spacing": [
      "error",
      "always",
      {
        "arraysInArrays": false
      }
    ],
    "no-unexpected-multiline": "error",
    "indent": [
      2,
      2,
      {
        "VariableDeclarator": { "var": 2, "let": 2, "const": 3 },
        "FunctionDeclaration": { "parameters": "first" },
        "FunctionExpression": { "parameters": "first" },
        "CallExpression": { "arguments": "first" },
        "ArrayExpression": 1,
        "ObjectExpression": 1
      }
    ],
    "object-curly-newline": [
      "error",
      {
        "consistent": true
      }
    ],
    "max-len": ["error", { "code": 230 }],
    // "function-paren-newline": ["error", "never"],
    "no-multi-spaces": ["error", { "exceptions": { "BinaryExpression": true, "VariableDeclarator": true, "ImportDeclaration": true } }]
  }
}