text: 'use strict'
  
  module.exports = isJSON;
  isJSON.strict = strict;
  
  function isJSON (str, pass_object) {
    if (pass_object && isObject(str)) return true;
  
    if (!isString(str)) return false;
  
    str = str.replace(/\s/g, '').replace(/\n|\r/, '');
  
    if (/^\{(.*?)\}$/.test(str))
      return /"(.*?)":(.*?)/g.test(str);
  
    if (/^\[(.*?)\]$/.test(str)) {
      return str.replace(/^\[/, '')
        .replace(/\]$/, '')
        .replace(/},{/g, '}\n{')
        .split(/\n/)
        .map(function (s) { return isJSON(s); })
        .reduce(function (prev, curr) { return !!curr; });
    }
  
    return false;
  }
  
  
  function strict (str) {
    if (isObject(str)) {
      return true;
    }
  
    try {
     return JSON.parse(str) && true;
    } catch (ex) {
      return false;
    }
  }
  
  function isString (x) {
    return Object.prototype.toString.call(x) === '[object String]';
  }
  
  function isObject (obj) {
    return Object.prototype.toString.call(obj) === '[object Object]';
  }
  
  