.eslintrc.cjs

module.exports = {
  env: {
    browser: true,
    es2021: true,
    es6: true,
    jquery: true,
    node: true,
  },
  extends: 'eslint:recommended',
  parserOptions: {
    ecmaVersion: 'latest',
    sourceType: 'module',
  },
  rules: {
    'prefer-const': [
      'error',
      {
        destructuring: 'any',
        ignoreReadBeforeAssign: false,
      },
    ],
    'no-new-object': 'error',
    'no-var': 'error',
    'no-array-constructor': 'error',
    'object-shorthand': ['error', 'always'],
    'quote-props': ['error', 'as-needed'],
    'prefer-object-spread': 'error',
    'prefer-destructuring': [
      'error',
      {
        VariableDeclarator: {
          array: false,
          object: true,
        },
        AssignmentExpression: {
          array: true,
          object: true,
        },
      },
      {
        enforceForRenamedProperties: false,
      },
    ],
    quotes: ['error', 'single'],
    'max-len': [
      'error',
      {
        code: 80,
      },
    ],
    semi: ['error', 'always'],
    'no-multi-spaces': 'error',
    'space-infix-ops': [
      'error',
      {
        int32Hint: false,
      },
    ],
    'eol-last': ['error', 'always'],
    'array-callback-return': 'error',
    'prefer-template': 'error',
    'template-curly-spacing': 'error',
    'no-eval': 'error',
    'func-style': ['error', 'expression'],
    'wrap-iife': ['error', 'outside'],
    'no-loop-func': 'error',
    'prefer-rest-params': 'error',
    'default-param-last': ['error'],
    'no-new-func': 'error',
    'space-before-function-paren': [
      'error',
      {
        anonymous: 'always',
        named: 'never',
        asyncArrow: 'always',
      },
    ],
    'space-before-blocks': 'error',
    'no-param-reassign': 'error',
    'prefer-spread': 'error',
    'function-paren-newline': ['error'],
    'prefer-arrow-callback': 'error',
    'arrow-spacing': 'error',
    'arrow-parens': ['error', 'always'],
    'arrow-body-style': ['error'],
    'no-confusing-arrow': 'error',
    'implicit-arrow-linebreak': ['error', 'beside'],
    'no-useless-constructor': 'error',
    'class-methods-use-this': 'error',
    'no-duplicate-imports': 'error',
    'object-curly-newline': ['error'],
    'no-iterator': 'error',
    'no-restricted-syntax': ['error'],
    'dot-notation': 'error',
    'one-var': ['error', 'never'],
    'no-multi-assign': 'error',
    'no-plusplus': 'error',
    eqeqeq: ['error', 'always'],
    'no-nested-ternary': 'error',
    'no-unneeded-ternary': 'error',
    'no-mixed-operators': 'error',
    'nonblock-statement-body-position': ['error', 'beside'],
    'brace-style': 'error',
    'no-else-return': 'error',
    'spaced-comment': ['error', 'always'],
    indent: [
      'error',
      2,
      {
        SwitchCase: 1,
      },
    ],
    'keyword-spacing': ['error'],
    'newline-per-chained-call': ['error'],
    'no-whitespace-before-property': 'error',
    'padded-blocks': ['error', 'never'],
    'no-multiple-empty-lines': 'error',
    'space-in-parens': ['error', 'never'],
    'array-bracket-spacing': ['error', 'never'],
    'object-curly-spacing': ['error', 'always'],
    'block-spacing': 'error',
    'comma-spacing': ['error'],
    'computed-property-spacing': ['error', 'never'],
    'func-call-spacing': ['error', 'never'],
    'key-spacing': ['error'],
    'no-trailing-spaces': 'error',
    'comma-style': ['error', 'last'],
    'comma-dangle': ['error', 'always-multiline'],
    'no-new-wrappers': 'error',
    radix: 'error',
  },
};