windowCount.js
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"use strict";
var __values = (this && this.__values) || function(o) {
var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
if (m) return m.call(o);
if (o && typeof o.length === "number") return {
next: function () {
if (o && i >= o.length) o = void 0;
return { value: o && o[i++], done: !o };
}
};
throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.windowCount = void 0;
var Subject_1 = require("../Subject");
var lift_1 = require("../util/lift");
var OperatorSubscriber_1 = require("./OperatorSubscriber");
function windowCount(windowSize, startWindowEvery) {
if (startWindowEvery === void 0) { startWindowEvery = 0; }
var startEvery = startWindowEvery > 0 ? startWindowEvery : windowSize;
return lift_1.operate(function (source, subscriber) {
var windows = [new Subject_1.Subject()];
var starts = [];
var count = 0;
subscriber.next(windows[0].asObservable());
source.subscribe(OperatorSubscriber_1.createOperatorSubscriber(subscriber, function (value) {
var e_1, _a;
try {
for (var windows_1 = __values(windows), windows_1_1 = windows_1.next(); !windows_1_1.done; windows_1_1 = windows_1.next()) {
var window_1 = windows_1_1.value;
window_1.next(value);
}
}
catch (e_1_1) { e_1 = { error: e_1_1 }; }
finally {
try {
if (windows_1_1 && !windows_1_1.done && (_a = windows_1.return)) _a.call(windows_1);
}
finally { if (e_1) throw e_1.error; }
}
var c = count - windowSize + 1;
if (c >= 0 && c % startEvery === 0) {
windows.shift().complete();
}
if (++count % startEvery === 0) {
var window_2 = new Subject_1.Subject();
windows.push(window_2);
subscriber.next(window_2.asObservable());
}
}, function () {
while (windows.length > 0) {
windows.shift().complete();
}
subscriber.complete();
}, function (err) {
while (windows.length > 0) {
windows.shift().error(err);
}
subscriber.error(err);
}, function () {
starts = null;
windows = null;
}));
});
}
exports.windowCount = windowCount;
//# sourceMappingURL=windowCount.js.map