.eslintrc.json

{
  "parserOptions": {
    "ecmaVersion": 2018,
    "requireConfigFile": false,
    "sourceType": "module",
    "babelOptions": {
      "presets": ["@babel/preset-react"]
    }
  },
  "parser": "@babel/eslint-parser",
  "extends": [
    "eslint:recommended",
    "plugin:react/recommended"
  ],
  "plugins": [
    "jest",
    "no-unsanitized"
  ],
  "env": {
    "browser": true,
    "es6": true,
    "amd": true,
    "webextensions": true,
    "jest": true,
    "node": true
  },
  "globals": {
    "global": true,
    "__": true,
    "secretComplexity": true,
    "port": true,
    "Validator": true,
    "openpgp": true,
    "PapaParse": true,
    "kdbxweb": true,
    "storage": true,
    "jsSHA": true,
    "XRegExp": true,
    "stripslashes": true,
    "urldecode": true,
    "OpenpgpkeyEntity": true
  },
  "settings": {
    "react": {
      "version": "detect"
    }
  },
  "rules": {
    "strict": [
      "error",
      "never"
    ],
    /* possible errors */
    "no-console": 0,
    "no-empty": [
      "error",
      {
        "allowEmptyCatch": true
      }
    ],
    // disallow empty block statements
    /* best practices */
    "curly": 2,
    // enforce consistent brace style for all control statements
    "no-eval": 2,
    // disallow the use of eval()
    "no-extend-native": [
      "error",
      {
        "exceptions": ["Error"]
      }
    ],
    // disallow extending native types
    "no-global-assign": 2,
    // disallow assignments to native objects or read-only global variables
    "no-implicit-coercion": 2,
    // disallow shorthand type conversions
    "no-implicit-globals": 2,
    // disallow var and named function declarations in the global scope
    "no-implied-eval": 2,
    // disallow the use of eval()-like methods
    "no-lone-blocks": 2,
    // disallow unnecessary nested blocks
    "no-useless-escape": 0,
    // disallow unnecessary escape characters
    /* Stylistic Issues */
    "array-bracket-spacing": 1,
    // enforce consistent spacing inside array brackets
    "block-spacing": 1,
    // enforce consistent spacing inside single-line blocks
    "brace-style": [
      "warn",
      "1tbs",
      {
        "allowSingleLine": true
      }
    ],
    // enforce consistent brace style for blocks
    "comma-spacing": 1,
    // enforce consistent spacing before and after commas
    "computed-property-spacing": 1,
    // enforce consistent spacing inside computed property brackets
    "eol-last": 1,
    // enforce at least one newline at the end of files
    "func-call-spacing": 1,
    // enforce consistent indentation
    "key-spacing": [
      "warn",
      {
        "mode": "minimum"
      }
    ],
    // enforce consistent spacing before and after keywords
    "keyword-spacing": 1,
    // enforce consistent spacing between keys and values in object literal properties
    "linebreak-style": 1,
    // enforce consistent linebreak style
    "no-trailing-spaces": 1,
    // disallow trailing whitespace at the end of lines
    "no-var": 1,
    // require let or const instead of var
    "object-curly-spacing": [
      "warn",
      "never"
    ],
    // enforce consistent spacing inside braces
    "one-var": [
      "warn",
      "never"
    ],
    // enforce variables to be declared either together or separately in functions
    "padded-blocks": [
      "warn",
      "never"
    ],
    // require or disallow padding within blocks
    "semi": [
      "warn",
      "always"
    ],
    // require or disallow semicolons instead of ASI
    "semi-spacing": 1,
    // enforce consistent spacing before and after semicolons
    "space-before-blocks": 1,
    // enforce consistent spacing before blocks
    "space-before-function-paren": [
      "warn",
      "never"
    ],
    // enforce consistent spacing before function definition opening parenthesis
    "space-in-parens": [
      "warn",
      "never"
    ],
    // enforce consistent spacing inside parentheses
    "space-infix-ops": 1,
    // require spacing around operators
    /* ES6 */
    "arrow-body-style": [
      "warn",
      "as-needed"
    ],
    // require braces around arrow function bodies
    "arrow-parens": [
      "warn",
      "as-needed"
    ],
    // require parentheses around arrow function arguments
    "arrow-spacing": 1,
    // enforce consistent spacing before and after the arrow in arrow functions
    "no-useless-constructor": 1,
    // disallow unnecessary constructors
    //"object-shorthand": ["warn", "always", {"avoidQuotes": true}], // require or disallow method and property shorthand syntax for object literals
    "prefer-arrow-callback": [
      "warn",
      {
        "allowNamedFunctions": true
      }
    ],
    // require arrow functions as callbacks
    "prefer-const": 1,
    // require const declarations for variables that are never reassigned after declared
    "prefer-template": 1,
    // require template literals instead of string concatenation
    "template-curly-spacing": [
      "warn",
      "never"
    ],
    // require or disallow spacing around embedded expressions of template strings
    /* PASSBOLT EXTENDED RULES */
    "prefer-const": [
      "error"
    ],
    "func-names": [
      "error",
      "never"
    ],
    "object-shorthand": [
      "error",
      "consistent"
    ],
    "multiline-comment-style": [
      "error",
      "starred-block"
    ],
    // enforce multiple comment block line to follow indentation
    "one-var": [
      "error",
      {
        "initialized": "never",
        "uninitialized": "always"
      }
    ],
    /*
     * require or disallow spacing between function identifiers and their invocations
     * enforce variables to be declared either together or separately in functions
     */
    "indent": [
      "warn",
      2,
      {
        "MemberExpression": 1,
        "SwitchCase": 1
      }
    ],
    // enforce consistent indentation
    // Mozilla unsanitized rules
    "no-unsanitized/method": "error",
    "no-unsanitized/property": "error"
  }
}