javascript-decorators/lib/@executors.js

Decorator Helpers

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports._timesCalled = exports._once = exports._times = undefined;

var _helpers = require('./helpers');

/**
 * Executes a function n times, any repeat call returns
 * the value of the nth call
 *
 * @method __times
 *
 *
 * @return { function }  decorator function
 */
var __times = function __times() {
  var times = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 1;

  var timescalled = 0;
  var res = void 0;
  return function (target, key, descriptor) {
    var func = descriptor.value;
    (0, _helpers.descriptorIsFunc)(key, func);
    descriptor.value = function () {
      if (timescalled !== times) {
        timescalled++;

        for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
          args[_key] = arguments[_key];
        }

        res = func.apply(this, args);
      }

      return res;
    };
    return descriptor;
  };
};

/**
 * Attaches a property on the function indicating how many times
 * has been called
 *
 * @method __times
 *
 *
 * @return { function }  decorator function
 */
/**
* Execution related decorators
*
* @author  Avraam Mavridis      <avr.mav@gmail.com>
*
*/

var __timesCalled = function __timesCalled() {
  return function (target, key, descriptor) {
    var func = descriptor.value;
    (0, _helpers.descriptorIsFunc)(key, func);
    descriptor.value = function () {
      descriptor.value.timesCalled = descriptor.value.timesCalled || 0;
      descriptor.value.timesCalled++;

      for (var _len2 = arguments.length, args = Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
        args[_key2] = arguments[_key2];
      }

      return func.apply(this, args);
    };
    return descriptor;
  };
};

var _times = exports._times = __times;
var _once = exports._once = __times.bind({}, 1);
var _timesCalled = exports._timesCalled = __timesCalled;