.eslintrc.js

module.exports = {
    env: {
        browser: true,
        es2017: true,
        greasemonkey: true,
        jquery: true,
    },
    extends: ['eslint:recommended', 'plugin:prettier/recommended'],
    globals: {
        LOGGER: true,
        MBImportStyle: true,
        MBImport: true,
        MBLinks: true,
        MBSearchItStyle: true,
    },
    rules: {
        'prettier/prettier': 'error',
        'prefer-template': 'error',
        'no-console': 'off',
        'no-inner-declarations': 'warn',
        'no-global-assign': 'warn',
        'no-redeclare': 'warn',
        'no-self-assign': 'warn',
        'no-undef': 'warn',
        'no-useless-concat': 'warn',
        'no-useless-escape': 'warn',
        'no-unused-vars': 'warn',
        'no-var': 'warn',
    },
};