.eslintrc.json

{
    "parser": "@babel/eslint-parser",
    "parserOptions": {
        "ecmaVersion": 6,
        "sourceType": "module"
    },
    "env": {
        "browser": true
    },
    "extends": [
        "eslint:recommended",
        "plugin:prettier/recommended",
        "angular",
        "standard",
        "prettier"
    ],
    "overrides": [
        {
            "files": ["app/assets/javascripts/angular/**/*.spec.js"],
            "env": {
                "jasmine": true
            },
            "globals": {
                "inject": false
            },
            "rules": {
                "no-restricted-globals": ["error", "fdescribe", "fit"],
                "no-undefined": "off"
            }
        }
    ],
    "plugins": ["import"],
    "rules": {
        "angular/definedundefined": "off",
        "angular/typecheck-string": "off",
        "angular/no-service-method": "off",
        "angular/window-service": "off",
        "block-scoped-var": "error",
        "camelcase": "off",
        "consistent-this": ["error", "_this", "vm"],
        "dot-notation": "error",
        "eqeqeq": ["error", "smart"],
        "max-len": [
            "error",
            {
              "code": 120,
              "ignoreRegExpLiterals": true,
              "ignoreStrings": true,
              "ignoreTemplateLiterals": true,
              "ignoreTrailingComments": true,
              "ignoreUrls": true
            }
        ],
        "import/order": [
            2,
            {
                "newlines-between": "always"
            }
        ],
        "new-cap": "error",
        "new-parens": "error",
        "no-alert": "warn",
        "no-array-constructor": "error",
        "no-bitwise": "error",
        "no-caller": "error",
        "no-case-declarations": "error",
        "no-continue": "error",
        "no-eval": "error",
        "no-extend-native": "error",
        "no-extra-bind": "error",
        "no-extra-label": "error",
        "no-global-assign": "error",
        "no-implied-eval": "error",
        "no-iterator": "error",
        "no-lonely-if": "error",
        "no-label-var": "error",
        "no-labels": "error",
        "no-lone-blocks": "error",
        "no-loop-func": "error",
        "no-multi-str": "error",
        "no-negated-condition": "error",
        "no-new": "error",
        "no-new-func": "error",
        "no-new-object": "error",
        "no-new-wrappers": "error",
        "no-octal-escape": "error",
        "no-param-reassign": "error",
        "no-proto": "error",
        "no-return-assign": "error",
        "no-self-compare": "error",
        "no-sequences": "error",
        "no-shadow-restricted-names": "error",
        "no-throw-literal": "error",
        "no-unmodified-loop-condition": "error",
        "no-unneeded-ternary": "error",
        "no-unsafe-negation": "error",
        "no-useless-call": "error",
        "no-useless-concat": "error",
        "no-useless-escape": "error",
        "no-useless-return": "error",
        "no-void": "error",
        "no-with": "error",
        "prettier/prettier": [
            "error",
            { "singleQuote": true, "tabWidth": 2 }
        ],
        "radix": "error",
        "strict": ["error", "function"],
        "wrap-iife": ["error", "inside"],
        "yoda": "error"
    }
}