text: 'use strict';
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports.default = isUppercase;
  
  var _assertString = require('./util/assertString');
  
  var _assertString2 = _interopRequireDefault(_assertString);
  
  function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
  
  function isUppercase(str) {
    (0, _assertString2.default)(str);
    return str === str.toUpperCase();
  }
  module.exports = exports['default'];