.eslintrc

{
  "parserOptions": {
    "ecmaVersion": 6,
    "sourceType": "module",
    "ecmaFeatures": {
      "jsx": true
    }
  },
  "rules": {
    "array-bracket-spacing": ["error", "never"],
    "block-spacing": "error",
    "brace-style": ["error", "1tbs", { "allowSingleLine": false }],
    "camelcase": "error",
    "comma-dangle": ["error", "always"],
    "comma-spacing":  ["error", { "before": false, "after": true }],
    "comma-style": ["error", "last"],
    "array-callback-return": "error",
    "arrow-body-style": ["error", "as-needed"],
    "no-case-declarations": "error",
    "no-confusing-arrow": "error",
    "no-duplicate-imports": "error",
    "no-useless-constructor": "error",
    "prefer-rest-params": "error",
    "template-curly-spacing": "error",
    "no-var": "error",
    "eqeqeq": ["error", "smart"],
    "curly": ["error", "all"],
    "prefer-arrow-callback": "error",
    "generator-star-spacing": ["error", "before"],
    "prefer-template": "error",
    "prefer-const": "error",
    "func-call-spacing": ["error", "never"],
    "func-style":  ["error", "expression"],
    "id-length": "error",
    "implicit-arrow-linebreak": ["error", "beside"],
    "import/extensions": ["error", "never"],
    "import/first": "error",
    "import/no-mutable-exports": "error",
    "indent": ["error", 2],
    "key-spacing": "error",
    "keyword-spacing": ["error", { "before": true, "after": true}],
    "max-len": "error",
    "new-cap": "error",
    "no-array-constructor": "error",
    "no-cond-assign": "error",
    "no-console": "error",
    "no-constant-condition": "error",
    "no-control-regex": "error",
    "no-debugger": "error",
    "no-dupe-args": "error",
    "no-dupe-keys": "error",
    "no-duplicate-case": "error",
    "no-empty": "error",
    "no-empty-character-class": "error",
    "no-extra-boolean-cast": "error",
    "no-mixed-operators": ["error", {"allowSamePrecedence": true}],
    "no-multi-assign": "error",
    "no-multiple-empty-lines": "error",
    "no-nested-ternary": "error",
    "no-new-object": "error",
    "no-prototype-builtins": "error",
    "no-sparse-arrays": "error",
    "no-template-curly-in-string": "error",
    "no-trailing-spaces": "error",
    "no-undef": "error",
    "no-underscore-dangle": ["error", { "allowAfterThis": true }],
    "no-unneeded-ternary": "error",
    "no-unused-vars": "error",
    "nonblock-statement-body-position": ["error", "beside"],
    "object-curly-newline": ["error", { "consistent": true }],
    "object-curly-spacing": ["error", "never"],
    "object-property-newline": "error",
    "one-var": ["error", "always"],
    "padded-blocks": ["error", "never"],
    "no-new-func": "error",
    "no-loop-func": "error",
    "no-new-wrappers": "error",
    "no-param-reassign": "error",
    "no-dupe-class-members": "error",
    "no-eval": "error",
    "no-const-assign": "error",
    "no-else-return": "error",
    "dot-notation": "error",
    "quotes": ["error", "single", { "allowTemplateLiterals": true, "avoidEscape": true}],
    "wrap-iife":  ["error", "outside"],
    "arrow-parens": ["error", "as-needed"],
    "arrow-spacing": "error",
    "semi":  ["error", "always"],
    "space-before-blocks": "error",
    "space-before-function-paren": "error",
    "space-in-parens": ["error", "never"],
    "space-infix-ops": ["error", { "int32Hint": false }],
    "spaced-comment": ["error", "always"]
  }
}