| 12345678910111213141516171819 | 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); }import assertString from './util/assertString';import merge from './util/merge';var default_json_options = {  allow_primitives: false};export default function isJSON(str, options) {  assertString(str);  try {    options = merge(options, default_json_options);    var primitives = [];    if (options.allow_primitives) {      primitives = [null, false, true];    }    var obj = JSON.parse(str);    return primitives.includes(obj) || !!obj && _typeof(obj) === 'object';  } catch (e) {/* ignore */}  return false;}
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