only-changed-jest-watch-plugin/example/node_modules/lodash/_wrapperClone.js

Jest watch plugin for running either only the modified test (for TDD), or tests of dependant modules

var LazyWrapper = require('./_LazyWrapper'),
    LodashWrapper = require('./_LodashWrapper'),
    copyArray = require('./_copyArray');

/**
 * Creates a clone of `wrapper`.
 *
 * @private
 * @param {Object} wrapper The wrapper to clone.
 * @returns {Object} Returns the cloned wrapper.
 */
function wrapperClone(wrapper) {
  if (wrapper instanceof LazyWrapper) {
    return wrapper.clone();
  }
  var result = new LodashWrapper(wrapper.__wrapped__, wrapper.__chain__);
  result.__actions__ = copyArray(wrapper.__actions__);
  result.__index__  = wrapper.__index__;
  result.__values__ = wrapper.__values__;
  return result;
}

module.exports = wrapperClone;