'use strict';
exports.__esModule = true;
exports['default'] = reduce;
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 _utilTryCatch = require('../util/tryCatch');
var _utilTryCatch2 = _interopRequireDefault(_utilTryCatch);
var _utilErrorObject = require('../util/errorObject');
function reduce(project, acc) {
return this.lift(new ReduceOperator(project, acc));
}
var ReduceOperator = (function () {
function ReduceOperator(project, acc) {
_classCallCheck(this, ReduceOperator);
this.acc = acc;
this.project = project;
}
ReduceOperator.prototype.call = function call(subscriber) {
return new ReduceSubscriber(subscriber, this.project, this.acc);
};
return ReduceOperator;
})();
var ReduceSubscriber = (function (_Subscriber) {
_inherits(ReduceSubscriber, _Subscriber);
function ReduceSubscriber(destination, project, acc) {
_classCallCheck(this, ReduceSubscriber);
_Subscriber.call(this, destination);
this.hasValue = false;
this.acc = acc;
this.project = project;
this.hasSeed = typeof acc !== 'undefined';
}
ReduceSubscriber.prototype._next = function _next(x) {
if (this.hasValue || (this.hasValue = this.hasSeed)) {
var result = _utilTryCatch2['default'](this.project).call(this, this.acc, x);
if (result === _utilErrorObject.errorObject) {
this.destination.error(_utilErrorObject.errorObject.e);
} else {
this.acc = result;
}
} else {
this.acc = x;
this.hasValue = true;
}
};
ReduceSubscriber.prototype._complete = function _complete() {
if (this.hasValue || this.hasSeed) {
this.destination.next(this.acc);
}
this.destination.complete();
};
return ReduceSubscriber;
})(_Subscriber3['default']);
module.exports = exports['default']; |