eslint-plugin-drupal-contrib/src/rc/legacy.js

An ESLint plugin to match the Drupal standard for contrib modules and themes.

export default {
  extends: "eslint:recommended",
  root: true,
  env: {
    browser: true,
  },
  globals: {
    Drupal: true,
    drupalSettings: true,
    drupalTranslations: true,
    domready: true,
    jQuery: true,
    _: true,
    matchMedia: true,
    Backbone: true,
    Modernizr: true,
    CKEDITOR: true,
  },
  rules: {
    "array-bracket-spacing": ["error", "never"],
    "block-scoped-var": "error",
    "brace-style": ["error", "stroustrup", { allowSingleLine: true }],
    "comma-dangle": ["error", "never"],
    "comma-spacing": "error",
    "comma-style": ["error", "last"],
    "computed-property-spacing": ["error", "never"],
    curly: ["error", "all"],
    "eol-last": "error",
    eqeqeq: ["error", "smart"],
    "guard-for-in": "error",
    indent: ["error", 2, { SwitchCase: 1 }],
    "key-spacing": ["error", { beforeColon: false, afterColon: true }],
    "keyword-spacing": ["error", { before: true, after: true }],
    "linebreak-style": ["error", "unix"],
    "lines-around-comment": [
      "error",
      { beforeBlockComment: true, afterBlockComment: false },
    ],
    "new-parens": "error",
    "no-array-constructor": "error",
    "no-caller": "error",
    "no-catch-shadow": "error",
    "no-eval": "error",
    "no-extend-native": "error",
    "no-extra-bind": "error",
    "no-extra-parens": ["error", "functions"],
    "no-implied-eval": "error",
    "no-iterator": "error",
    "no-label-var": "error",
    "no-labels": "error",
    "no-lone-blocks": "error",
    "no-loop-func": "error",
    "no-multi-spaces": "error",
    "no-multi-str": "error",
    "no-native-reassign": "error",
    "no-nested-ternary": "error",
    "no-new-func": "error",
    "no-new-object": "error",
    "no-new-wrappers": "error",
    "no-octal-escape": "error",
    "no-process-exit": "error",
    "no-proto": "error",
    "no-return-assign": "error",
    "no-script-url": "error",
    "no-sequences": "error",
    "no-shadow-restricted-names": "error",
    "no-spaced-func": "error",
    "no-trailing-spaces": "error",
    "no-undef-init": "error",
    "no-undefined": "error",
    "no-unused-expressions": "error",
    "no-unused-vars": ["error", { vars: "all", args: "none" }],
    "no-with": "error",
    "object-curly-spacing": ["error", "never"],
    "one-var": ["error", "never"],
    "quote-props": ["error", "consistent-as-needed"],
    quotes: ["error", "single", "avoid-escape"],
    semi: ["error", "always"],
    "semi-spacing": ["error", { before: false, after: true }],
    "space-before-blocks": ["error", "always"],
    "space-before-function-paren": [
      "error",
      { anonymous: "always", named: "never" },
    ],
    "space-in-parens": ["error", "never"],
    "space-infix-ops": "error",
    "space-unary-ops": ["error", { words: true, nonwords: false }],
    "spaced-comment": ["error", "always"],
    strict: ["error", "function"],
    yoda: ["error", "never"],
    "max-nested-callbacks": ["warn", 3],
    "valid-jsdoc": [
      "warn",
      {
        prefer: {
          returns: "return",
          property: "prop",
        },
        requireReturn: false,
      },
    ],
  },
};