'use strict';
exports.__esModule = true;
exports['default'] = elementAt;
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }
function _inherits(subClass, superClass) { Iif (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); Eif (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
function _classCallCheck(instance, Constructor) { Iif (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
var _Subscriber2 = require('../../Subscriber');
var _Subscriber3 = _interopRequireDefault(_Subscriber2);
var _utilArgumentOutOfRangeError = require('../../util/ArgumentOutOfRangeError');
var _utilArgumentOutOfRangeError2 = _interopRequireDefault(_utilArgumentOutOfRangeError);
function elementAt(index, defaultValue) {
return this.lift(new ElementAtOperator(index, defaultValue));
}
var ElementAtOperator = (function () {
function ElementAtOperator(index, defaultValue) {
_classCallCheck(this, ElementAtOperator);
this.index = index;
this.defaultValue = defaultValue;
if (index < 0) {
throw new _utilArgumentOutOfRangeError2['default']();
}
}
ElementAtOperator.prototype.call = function call(subscriber) {
return new ElementAtSubscriber(subscriber, this.index, this.defaultValue);
};
return ElementAtOperator;
})();
var ElementAtSubscriber = (function (_Subscriber) {
_inherits(ElementAtSubscriber, _Subscriber);
function ElementAtSubscriber(destination, index, defaultValue) {
_classCallCheck(this, ElementAtSubscriber);
_Subscriber.call(this, destination);
this.index = index;
this.defaultValue = defaultValue;
}
//# sourceMappingURL=elementAt.js.map
ElementAtSubscriber.prototype._next = function _next(x) {
if (this.index-- === 0) {
this.destination.next(x);
this.destination.complete();
}
};
ElementAtSubscriber.prototype._complete = function _complete() {
var destination = this.destination;
Eif (this.index >= 0) {
if (typeof this.defaultValue !== 'undefined') {
destination.next(this.defaultValue);
} else {
destination.error(new _utilArgumentOutOfRangeError2['default']());
}
}
destination.complete();
};
return ElementAtSubscriber;
})(_Subscriber3['default']);
module.exports = exports['default'];
//# sourceMappingURL=elementAt.js.map |