isNull.js 442 B

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  1. 'use strict';
  2. Object.defineProperty(exports, "__esModule", {
  3. value: true
  4. });
  5. exports.default = isNull;
  6. var _assertString = require('./util/assertString');
  7. var _assertString2 = _interopRequireDefault(_assertString);
  8. function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
  9. function isNull(str) {
  10. (0, _assertString2.default)(str);
  11. return str.length === 0;
  12. }
  13. module.exports = exports['default'];