Code coverage report for lib/utils/clone.js

Statements: 80.95% (17 / 21)      Branches: 75% (9 / 12)      Functions: 100% (1 / 1)      Lines: 80.95% (17 / 21)     

All files » lib/utils/ » clone.js
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module.exports = clone;
 
// via http://stackoverflow.com/a/728694/22617
function clone(obj) {
  // Handle the 3 simple types, and null or undefined
  if (null === obj || "object" !== typeof obj) {
    return obj;
  }
 
  var copy;
 
  // Handle Date
  Iif (obj instanceof Date) {
    copy = new Date();
    copy.setTime(obj.getTime());
    return copy;
  }
 
  // Handle Array
  if (obj instanceof Array) {
    copy = [];
    for (var i = 0, len = obj.length; i < len; i++) {
      copy[i] = clone(obj[i]);
    }
    return copy;
  }
 
  // Handle Object
  Eif (obj instanceof Object) {
    copy = {};
    for (var attr in obj) {
      Eif (obj.hasOwnProperty(attr)) {
        copy[attr] = clone(obj[attr]);
      }
    }
    return copy;
  }
 
  throw new Error('Unable to copy obj! Its type isn\'t supported.');
}