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| 'use strict';
exports.__esModule = true;
exports.groupBy = groupBy;
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }
function _classCallCheck(instance, Constructor) { Iif (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
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; }
var _Subscriber3 = require('../Subscriber');
var _Subscriber4 = _interopRequireDefault(_Subscriber3);
var _Observable2 = require('../Observable');
var _Observable3 = _interopRequireDefault(_Observable2);
var _Subject = require('../Subject');
var _Subject2 = _interopRequireDefault(_Subject);
var _utilMap = require('../util/Map');
var _utilMap2 = _interopRequireDefault(_utilMap);
var _utilFastMap = require('../util/FastMap');
var _utilFastMap2 = _interopRequireDefault(_utilFastMap);
var _groupBySupport = require('./groupBy-support');
var _utilTryCatch = require('../util/tryCatch');
var _utilTryCatch2 = _interopRequireDefault(_utilTryCatch);
var _utilErrorObject = require('../util/errorObject');
function groupBy(keySelector, elementSelector, durationSelector) {
return new GroupByObservable(this, keySelector, elementSelector, durationSelector);
}
var GroupByObservable = (function (_Observable) {
_inherits(GroupByObservable, _Observable);
function GroupByObservable(source, keySelector, elementSelector, durationSelector) {
_classCallCheck(this, GroupByObservable);
_Observable.call(this);
this.source = source;
this.keySelector = keySelector;
this.elementSelector = elementSelector;
this.durationSelector = durationSelector;
}
GroupByObservable.prototype._subscribe = function _subscribe(subscriber) {
var refCountSubscription = new _groupBySupport.RefCountSubscription();
var groupBySubscriber = new GroupBySubscriber(subscriber, refCountSubscription, this.keySelector, this.elementSelector, this.durationSelector);
refCountSubscription.setPrimary(this.source.subscribe(groupBySubscriber));
return refCountSubscription;
};
return GroupByObservable;
})(_Observable3['default']);
exports.GroupByObservable = GroupByObservable;
var GroupBySubscriber = (function (_Subscriber) {
_inherits(GroupBySubscriber, _Subscriber);
function GroupBySubscriber(destination, refCountSubscription, keySelector, elementSelector, durationSelector) {
_classCallCheck(this, GroupBySubscriber);
_Subscriber.call(this);
this.refCountSubscription = refCountSubscription;
this.keySelector = keySelector;
this.elementSelector = elementSelector;
this.durationSelector = durationSelector;
this.groups = null;
this.destination = destination;
this.add(destination);
}
GroupBySubscriber.prototype._next = function _next(x) {
var key = _utilTryCatch2['default'](this.keySelector)(x);
if (key === _utilErrorObject.errorObject) {
this.error(key.e);
} else {
var groups = this.groups;
var elementSelector = this.elementSelector;
var durationSelector = this.durationSelector;
if (!groups) {
groups = this.groups = typeof key === 'string' ? new _utilFastMap2['default']() : new _utilMap2['default']();
}
var group = groups.get(key);
if (!group) {
groups.set(key, group = new _Subject2['default']());
var groupedObservable = new _groupBySupport.GroupedObservable(key, group, this.refCountSubscription);
if (durationSelector) {
var duration = _utilTryCatch2['default'](durationSelector)(new _groupBySupport.GroupedObservable(key, group));
if (duration === _utilErrorObject.errorObject) {
this.error(duration.e);
} else {
this.add(duration._subscribe(new GroupDurationSubscriber(key, group, this)));
}
}
this.destination.next(groupedObservable);
}
if (elementSelector) {
var value = _utilTryCatch2['default'](elementSelector)(x);
if (value === _utilErrorObject.errorObject) {
this.error(value.e);
} else {
group.next(value);
}
} else {
group.next(x);
}
}
};
GroupBySubscriber.prototype._error = function _error(err) {
var _this = this;
var groups = this.groups;
if (groups) {
groups.forEach(function (group, key) {
group.error(err);
_this.removeGroup(key);
});
}
this.destination.error(err);
};
GroupBySubscriber.prototype._complete = function _complete() {
var _this2 = this;
var groups = this.groups;
if (groups) {
groups.forEach(function (group, key) {
group.complete();
_this2.removeGroup(group);
});
}
this.destination.complete();
};
GroupBySubscriber.prototype.removeGroup = function removeGroup(key) {
this.groups['delete'](key);
};
return GroupBySubscriber;
})(_Subscriber4['default']);
var GroupDurationSubscriber = (function (_Subscriber2) {
_inherits(GroupDurationSubscriber, _Subscriber2);
function GroupDurationSubscriber(key, group, parent) {
_classCallCheck(this, GroupDurationSubscriber);
_Subscriber2.call(this, null);
this.key = key;
this.group = group;
this.parent = parent;
}
//# sourceMappingURL=groupBy.js.map
GroupDurationSubscriber.prototype._next = function _next(value) {
this.group.complete();
this.parent.removeGroup(this.key);
};
GroupDurationSubscriber.prototype._error = function _error(err) {
this.group.error(err);
this.parent.removeGroup(this.key);
};
GroupDurationSubscriber.prototype._complete = function _complete() {
this.group.complete();
this.parent.removeGroup(this.key);
};
return GroupDurationSubscriber;
})(_Subscriber4['default']);
//# sourceMappingURL=groupBy.js.map |