_cloneMap.js 596 B

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  1. var addMapEntry = require('./_addMapEntry'),
  2. arrayReduce = require('./_arrayReduce'),
  3. mapToArray = require('./_mapToArray');
  4. /**
  5. * Creates a clone of `map`.
  6. *
  7. * @private
  8. * @param {Object} map The map to clone.
  9. * @param {Function} cloneFunc The function to clone values.
  10. * @param {boolean} [isDeep] Specify a deep clone.
  11. * @returns {Object} Returns the cloned map.
  12. */
  13. function cloneMap(map, isDeep, cloneFunc) {
  14. var array = isDeep ? cloneFunc(mapToArray(map), true) : mapToArray(map);
  15. return arrayReduce(array, addMapEntry, new map.constructor);
  16. }
  17. module.exports = cloneMap;