om/node_modules/rxjs/_esm5/internal/operators/bufferCount.js

/** PURE_IMPORTS_START tslib,_Subscriber PURE_IMPORTS_END */
import * as tslib_1 from "tslib";
import { Subscriber } from '../Subscriber';
export function bufferCount(bufferSize, startBufferEvery) {
    if (startBufferEvery === void 0) {
        startBufferEvery = null;
    }
    return function bufferCountOperatorFunction(source) {
        return source.lift(new BufferCountOperator(bufferSize, startBufferEvery));
    };
}
var BufferCountOperator = /*@__PURE__*/ (function () {
    function BufferCountOperator(bufferSize, startBufferEvery) {
        this.bufferSize = bufferSize;
        this.startBufferEvery = startBufferEvery;
        if (!startBufferEvery || bufferSize === startBufferEvery) {
            this.subscriberClass = BufferCountSubscriber;
        }
        else {
            this.subscriberClass = BufferSkipCountSubscriber;
        }
    }
    BufferCountOperator.prototype.call = function (subscriber, source) {
        return source.subscribe(new this.subscriberClass(subscriber, this.bufferSize, this.startBufferEvery));
    };
    return BufferCountOperator;
}());
var BufferCountSubscriber = /*@__PURE__*/ (function (_super) {
    tslib_1.__extends(BufferCountSubscriber, _super);
    function BufferCountSubscriber(destination, bufferSize) {
        var _this = _super.call(this, destination) || this;
        _this.bufferSize = bufferSize;
        _this.buffer = [];
        return _this;
    }
    BufferCountSubscriber.prototype._next = function (value) {
        var buffer = this.buffer;
        buffer.push(value);
        if (buffer.length == this.bufferSize) {
            this.destination.next(buffer);
            this.buffer = [];
        }
    };
    BufferCountSubscriber.prototype._complete = function () {
        var buffer = this.buffer;
        if (buffer.length > 0) {
            this.destination.next(buffer);
        }
        _super.prototype._complete.call(this);
    };
    return BufferCountSubscriber;
}(Subscriber));
var BufferSkipCountSubscriber = /*@__PURE__*/ (function (_super) {
    tslib_1.__extends(BufferSkipCountSubscriber, _super);
    function BufferSkipCountSubscriber(destination, bufferSize, startBufferEvery) {
        var _this = _super.call(this, destination) || this;
        _this.bufferSize = bufferSize;
        _this.startBufferEvery = startBufferEvery;
        _this.buffers = [];
        _this.count = 0;
        return _this;
    }
    BufferSkipCountSubscriber.prototype._next = function (value) {
        var _a = this, bufferSize = _a.bufferSize, startBufferEvery = _a.startBufferEvery, buffers = _a.buffers, count = _a.count;
        this.count++;
        if (count % startBufferEvery === 0) {
            buffers.push([]);
        }
        for (var i = buffers.length; i--;) {
            var buffer = buffers[i];
            buffer.push(value);
            if (buffer.length === bufferSize) {
                buffers.splice(i, 1);
                this.destination.next(buffer);
            }
        }
    };
    BufferSkipCountSubscriber.prototype._complete = function () {
        var _a = this, buffers = _a.buffers, destination = _a.destination;
        while (buffers.length > 0) {
            var buffer = buffers.shift();
            if (buffer.length > 0) {
                destination.next(buffer);
            }
        }
        _super.prototype._complete.call(this);
    };
    return BufferSkipCountSubscriber;
}(Subscriber));
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