module.exports = {
  env: {
    node: true,
    es6: true
  },
  rules: {

    // disallow assignment operators in conditional expressions
    'no-cond-assign': ['error', 'always'],

    // disallow constant expressions in conditions
    'no-constant-condition': 'error',

    // enable only single quotes
    'quotes': ['error', 'single', { 'avoidEscape': true, 'allowTemplateLiterals': true }]
  }
};