isJSON.js 846 B

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  1. function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
  2. import assertString from './util/assertString';
  3. import merge from './util/merge';
  4. var default_json_options = {
  5. allow_primitives: false
  6. };
  7. export default function isJSON(str, options) {
  8. assertString(str);
  9. try {
  10. options = merge(options, default_json_options);
  11. var primitives = [];
  12. if (options.allow_primitives) {
  13. primitives = [null, false, true];
  14. }
  15. var obj = JSON.parse(str);
  16. return primitives.includes(obj) || !!obj && _typeof(obj) === 'object';
  17. } catch (e) {/* ignore */}
  18. return false;
  19. }