lodash/internal/baseWrapperValue.js

define(['./LazyWrapper'], function(LazyWrapper) {

  /** Used for native method references. */
  var arrayProto = Array.prototype;

  /** Native method references. */
  var push = arrayProto.push;

  /**
   * The base implementation of `wrapperValue` which returns the result of
   * performing a sequence of actions on the unwrapped `value`, where each
   * successive action is supplied the return value of the previous.
   *
   * @private
   * @param {*} value The unwrapped value.
   * @param {Array} actions Actions to peform to resolve the unwrapped value.
   * @returns {*} Returns the resolved unwrapped value.
   */
  function baseWrapperValue(value, actions) {
    var result = value;
    if (result instanceof LazyWrapper) {
      result = result.value();
    }
    var index = -1,
        length = actions.length;

    while (++index < length) {
      var args = [result],
          action = actions[index];

      push.apply(args, action.args);
      result = action.func.apply(action.thisArg, args);
    }
    return result;
  }

  return baseWrapperValue;
});