Eve-Project/node_modules/rxjs/dist/esm5/internal/ReplaySubject.js

import { __extends } from "tslib";
import { Subject } from './Subject';
import { dateTimestampProvider } from './scheduler/dateTimestampProvider';
var ReplaySubject = (function (_super) {
    __extends(ReplaySubject, _super);
    function ReplaySubject(_bufferSize, _windowTime, _timestampProvider) {
        if (_bufferSize === void 0) { _bufferSize = Infinity; }
        if (_windowTime === void 0) { _windowTime = Infinity; }
        if (_timestampProvider === void 0) { _timestampProvider = dateTimestampProvider; }
        var _this = _super.call(this) || this;
        _this._bufferSize = _bufferSize;
        _this._windowTime = _windowTime;
        _this._timestampProvider = _timestampProvider;
        _this._buffer = [];
        _this._infiniteTimeWindow = true;
        _this._infiniteTimeWindow = _windowTime === Infinity;
        _this._bufferSize = Math.max(1, _bufferSize);
        _this._windowTime = Math.max(1, _windowTime);
        return _this;
    }
    ReplaySubject.prototype.next = function (value) {
        var _a = this, isStopped = _a.isStopped, _buffer = _a._buffer, _infiniteTimeWindow = _a._infiniteTimeWindow, _timestampProvider = _a._timestampProvider, _windowTime = _a._windowTime;
        if (!isStopped) {
            _buffer.push(value);
            !_infiniteTimeWindow && _buffer.push(_timestampProvider.now() + _windowTime);
        }
        this._trimBuffer();
        _super.prototype.next.call(this, value);
    };
    ReplaySubject.prototype._subscribe = function (subscriber) {
        this._throwIfClosed();
        this._trimBuffer();
        var subscription = this._innerSubscribe(subscriber);
        var _a = this, _infiniteTimeWindow = _a._infiniteTimeWindow, _buffer = _a._buffer;
        var copy = _buffer.slice();
        for (var i = 0; i < copy.length && !subscriber.closed; i += _infiniteTimeWindow ? 1 : 2) {
            subscriber.next(copy[i]);
        }
        this._checkFinalizedStatuses(subscriber);
        return subscription;
    };
    ReplaySubject.prototype._trimBuffer = function () {
        var _a = this, _bufferSize = _a._bufferSize, _timestampProvider = _a._timestampProvider, _buffer = _a._buffer, _infiniteTimeWindow = _a._infiniteTimeWindow;
        var adjustedBufferSize = (_infiniteTimeWindow ? 1 : 2) * _bufferSize;
        _bufferSize < Infinity && adjustedBufferSize < _buffer.length && _buffer.splice(0, _buffer.length - adjustedBufferSize);
        if (!_infiniteTimeWindow) {
            var now = _timestampProvider.now();
            var last = 0;
            for (var i = 1; i < _buffer.length && _buffer[i] <= now; i += 2) {
                last = i;
            }
            last && _buffer.splice(0, last + 1);
        }
    };
    return ReplaySubject;
}(Subject));
export { ReplaySubject };
//# sourceMappingURL=ReplaySubject.js.map