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"use strict"; |
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var __extends = (this && this.__extends) || (function () { |
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var extendStatics = function (d, b) { |
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extendStatics = Object.setPrototypeOf || |
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) || |
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function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; }; |
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return extendStatics(d, b); |
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}; |
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return function (d, b) { |
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if (typeof b !== "function" && b !== null) |
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throw new TypeError("Class extends value " + String(b) + " is not a constructor or null"); |
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extendStatics(d, b); |
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function __() { this.constructor = d; } |
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); |
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}; |
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})(); |
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Object.defineProperty(exports, "__esModule", { value: true }); |
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exports.ReplaySubject = void 0; |
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var Subject_1 = require("./Subject"); |
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var dateTimestampProvider_1 = require("./scheduler/dateTimestampProvider"); |
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var ReplaySubject = (function (_super) { |
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__extends(ReplaySubject, _super); |
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function ReplaySubject(_bufferSize, _windowTime, _timestampProvider) { |
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if (_bufferSize === void 0) { _bufferSize = Infinity; } |
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if (_windowTime === void 0) { _windowTime = Infinity; } |
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if (_timestampProvider === void 0) { _timestampProvider = dateTimestampProvider_1.dateTimestampProvider; } |
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var _this = _super.call(this) || this; |
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_this._bufferSize = _bufferSize; |
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_this._windowTime = _windowTime; |
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_this._timestampProvider = _timestampProvider; |
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_this._buffer = []; |
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_this._infiniteTimeWindow = true; |
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_this._infiniteTimeWindow = _windowTime === Infinity; |
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_this._bufferSize = Math.max(1, _bufferSize); |
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_this._windowTime = Math.max(1, _windowTime); |
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return _this; |
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} |
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ReplaySubject.prototype.next = function (value) { |
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var _a = this, isStopped = _a.isStopped, _buffer = _a._buffer, _infiniteTimeWindow = _a._infiniteTimeWindow, _timestampProvider = _a._timestampProvider, _windowTime = _a._windowTime; |
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if (!isStopped) { |
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_buffer.push(value); |
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!_infiniteTimeWindow && _buffer.push(_timestampProvider.now() + _windowTime); |
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} |
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this._trimBuffer(); |
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_super.prototype.next.call(this, value); |
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}; |
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ReplaySubject.prototype._subscribe = function (subscriber) { |
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this._throwIfClosed(); |
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this._trimBuffer(); |
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var subscription = this._innerSubscribe(subscriber); |
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var _a = this, _infiniteTimeWindow = _a._infiniteTimeWindow, _buffer = _a._buffer; |
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var copy = _buffer.slice(); |
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for (var i = 0; i < copy.length && !subscriber.closed; i += _infiniteTimeWindow ? 1 : 2) { |
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subscriber.next(copy[i]); |
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} |
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this._checkFinalizedStatuses(subscriber); |
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return subscription; |
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}; |
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ReplaySubject.prototype._trimBuffer = function () { |
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var _a = this, _bufferSize = _a._bufferSize, _timestampProvider = _a._timestampProvider, _buffer = _a._buffer, _infiniteTimeWindow = _a._infiniteTimeWindow; |
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var adjustedBufferSize = (_infiniteTimeWindow ? 1 : 2) * _bufferSize; |
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_bufferSize < Infinity && adjustedBufferSize < _buffer.length && _buffer.splice(0, _buffer.length - adjustedBufferSize); |
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if (!_infiniteTimeWindow) { |
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var now = _timestampProvider.now(); |
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var last = 0; |
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for (var i = 1; i < _buffer.length && _buffer[i] <= now; i += 2) { |
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last = i; |
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} |
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last && _buffer.splice(0, last + 1); |
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} |
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}; |
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return ReplaySubject; |
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}(Subject_1.Subject)); |
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exports.ReplaySubject = ReplaySubject; |
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