feat: initial commit
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162
node_modules/rxjs/internal/operators/bufferTime.js
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vendored
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162
node_modules/rxjs/internal/operators/bufferTime.js
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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 (b.hasOwnProperty(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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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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var async_1 = require("../scheduler/async");
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var Subscriber_1 = require("../Subscriber");
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var isScheduler_1 = require("../util/isScheduler");
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function bufferTime(bufferTimeSpan) {
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var length = arguments.length;
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var scheduler = async_1.async;
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if (isScheduler_1.isScheduler(arguments[arguments.length - 1])) {
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scheduler = arguments[arguments.length - 1];
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length--;
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}
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var bufferCreationInterval = null;
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if (length >= 2) {
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bufferCreationInterval = arguments[1];
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}
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var maxBufferSize = Number.POSITIVE_INFINITY;
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if (length >= 3) {
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maxBufferSize = arguments[2];
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}
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return function bufferTimeOperatorFunction(source) {
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return source.lift(new BufferTimeOperator(bufferTimeSpan, bufferCreationInterval, maxBufferSize, scheduler));
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};
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}
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exports.bufferTime = bufferTime;
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var BufferTimeOperator = (function () {
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function BufferTimeOperator(bufferTimeSpan, bufferCreationInterval, maxBufferSize, scheduler) {
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this.bufferTimeSpan = bufferTimeSpan;
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this.bufferCreationInterval = bufferCreationInterval;
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this.maxBufferSize = maxBufferSize;
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this.scheduler = scheduler;
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}
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BufferTimeOperator.prototype.call = function (subscriber, source) {
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return source.subscribe(new BufferTimeSubscriber(subscriber, this.bufferTimeSpan, this.bufferCreationInterval, this.maxBufferSize, this.scheduler));
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};
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return BufferTimeOperator;
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}());
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var Context = (function () {
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function Context() {
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this.buffer = [];
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}
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return Context;
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}());
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var BufferTimeSubscriber = (function (_super) {
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__extends(BufferTimeSubscriber, _super);
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function BufferTimeSubscriber(destination, bufferTimeSpan, bufferCreationInterval, maxBufferSize, scheduler) {
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var _this = _super.call(this, destination) || this;
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_this.bufferTimeSpan = bufferTimeSpan;
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_this.bufferCreationInterval = bufferCreationInterval;
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_this.maxBufferSize = maxBufferSize;
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_this.scheduler = scheduler;
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_this.contexts = [];
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var context = _this.openContext();
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_this.timespanOnly = bufferCreationInterval == null || bufferCreationInterval < 0;
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if (_this.timespanOnly) {
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var timeSpanOnlyState = { subscriber: _this, context: context, bufferTimeSpan: bufferTimeSpan };
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_this.add(context.closeAction = scheduler.schedule(dispatchBufferTimeSpanOnly, bufferTimeSpan, timeSpanOnlyState));
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}
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else {
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var closeState = { subscriber: _this, context: context };
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var creationState = { bufferTimeSpan: bufferTimeSpan, bufferCreationInterval: bufferCreationInterval, subscriber: _this, scheduler: scheduler };
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_this.add(context.closeAction = scheduler.schedule(dispatchBufferClose, bufferTimeSpan, closeState));
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_this.add(scheduler.schedule(dispatchBufferCreation, bufferCreationInterval, creationState));
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}
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return _this;
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}
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BufferTimeSubscriber.prototype._next = function (value) {
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var contexts = this.contexts;
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var len = contexts.length;
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var filledBufferContext;
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for (var i = 0; i < len; i++) {
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var context_1 = contexts[i];
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var buffer = context_1.buffer;
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buffer.push(value);
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if (buffer.length == this.maxBufferSize) {
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filledBufferContext = context_1;
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}
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}
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if (filledBufferContext) {
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this.onBufferFull(filledBufferContext);
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}
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};
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BufferTimeSubscriber.prototype._error = function (err) {
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this.contexts.length = 0;
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_super.prototype._error.call(this, err);
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};
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BufferTimeSubscriber.prototype._complete = function () {
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var _a = this, contexts = _a.contexts, destination = _a.destination;
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while (contexts.length > 0) {
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var context_2 = contexts.shift();
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destination.next(context_2.buffer);
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}
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_super.prototype._complete.call(this);
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};
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BufferTimeSubscriber.prototype._unsubscribe = function () {
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this.contexts = null;
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};
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BufferTimeSubscriber.prototype.onBufferFull = function (context) {
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this.closeContext(context);
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var closeAction = context.closeAction;
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closeAction.unsubscribe();
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this.remove(closeAction);
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if (!this.closed && this.timespanOnly) {
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context = this.openContext();
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var bufferTimeSpan = this.bufferTimeSpan;
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var timeSpanOnlyState = { subscriber: this, context: context, bufferTimeSpan: bufferTimeSpan };
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this.add(context.closeAction = this.scheduler.schedule(dispatchBufferTimeSpanOnly, bufferTimeSpan, timeSpanOnlyState));
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}
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};
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BufferTimeSubscriber.prototype.openContext = function () {
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var context = new Context();
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this.contexts.push(context);
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return context;
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};
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BufferTimeSubscriber.prototype.closeContext = function (context) {
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this.destination.next(context.buffer);
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var contexts = this.contexts;
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var spliceIndex = contexts ? contexts.indexOf(context) : -1;
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if (spliceIndex >= 0) {
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contexts.splice(contexts.indexOf(context), 1);
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}
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};
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return BufferTimeSubscriber;
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}(Subscriber_1.Subscriber));
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function dispatchBufferTimeSpanOnly(state) {
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var subscriber = state.subscriber;
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var prevContext = state.context;
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if (prevContext) {
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subscriber.closeContext(prevContext);
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}
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if (!subscriber.closed) {
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state.context = subscriber.openContext();
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state.context.closeAction = this.schedule(state, state.bufferTimeSpan);
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}
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}
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function dispatchBufferCreation(state) {
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var bufferCreationInterval = state.bufferCreationInterval, bufferTimeSpan = state.bufferTimeSpan, subscriber = state.subscriber, scheduler = state.scheduler;
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var context = subscriber.openContext();
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var action = this;
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if (!subscriber.closed) {
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subscriber.add(context.closeAction = scheduler.schedule(dispatchBufferClose, bufferTimeSpan, { subscriber: subscriber, context: context }));
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action.schedule(state, bufferCreationInterval);
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}
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}
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function dispatchBufferClose(arg) {
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var subscriber = arg.subscriber, context = arg.context;
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subscriber.closeContext(context);
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}
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//# sourceMappingURL=bufferTime.js.map
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