ꦫꦣꦺꦤ꧀ꦄꦤ꧀ꦠꦱꦺꦤ

PATH: usr / local / lib / node_modules / ghost-cli / node_modules / rxjs / _esm2015 / internal / operators

import { async } from '../scheduler/async';
import { Subscriber } from '../Subscriber';
import { isScheduler } from '../util/isScheduler';
export function bufferTime(bufferTimeSpan) {
    let length = arguments.length;
    let scheduler = async;
    if (isScheduler(arguments[arguments.length - 1])) {
        scheduler = arguments[arguments.length - 1];
        length--;
    }
    let bufferCreationInterval = null;
    if (length >= 2) {
        bufferCreationInterval = arguments[1];
    }
    let maxBufferSize = Number.POSITIVE_INFINITY;
    if (length >= 3) {
        maxBufferSize = arguments[2];
    }
    return function bufferTimeOperatorFunction(source) {
        return source.lift(new BufferTimeOperator(bufferTimeSpan, bufferCreationInterval, maxBufferSize, scheduler));
    };
}
class BufferTimeOperator {
    constructor(bufferTimeSpan, bufferCreationInterval, maxBufferSize, scheduler) {
        this.bufferTimeSpan = bufferTimeSpan;
        this.bufferCreationInterval = bufferCreationInterval;
        this.maxBufferSize = maxBufferSize;
        this.scheduler = scheduler;
    }
    call(subscriber, source) {
        return source.subscribe(new BufferTimeSubscriber(subscriber, this.bufferTimeSpan, this.bufferCreationInterval, this.maxBufferSize, this.scheduler));
    }
}
class Context {
    constructor() {
        this.buffer = [];
    }
}
class BufferTimeSubscriber extends Subscriber {
    constructor(destination, bufferTimeSpan, bufferCreationInterval, maxBufferSize, scheduler) {
        super(destination);
        this.bufferTimeSpan = bufferTimeSpan;
        this.bufferCreationInterval = bufferCreationInterval;
        this.maxBufferSize = maxBufferSize;
        this.scheduler = scheduler;
        this.contexts = [];
        const context = this.openContext();
        this.timespanOnly = bufferCreationInterval == null || bufferCreationInterval < 0;
        if (this.timespanOnly) {
            const timeSpanOnlyState = { subscriber: this, context, bufferTimeSpan };
            this.add(context.closeAction = scheduler.schedule(dispatchBufferTimeSpanOnly, bufferTimeSpan, timeSpanOnlyState));
        }
        else {
            const closeState = { subscriber: this, context };
            const creationState = { bufferTimeSpan, bufferCreationInterval, subscriber: this, scheduler };
            this.add(context.closeAction = scheduler.schedule(dispatchBufferClose, bufferTimeSpan, closeState));
            this.add(scheduler.schedule(dispatchBufferCreation, bufferCreationInterval, creationState));
        }
    }
    _next(value) {
        const contexts = this.contexts;
        const len = contexts.length;
        let filledBufferContext;
        for (let i = 0; i < len; i++) {
            const context = contexts[i];
            const buffer = context.buffer;
            buffer.push(value);
            if (buffer.length == this.maxBufferSize) {
                filledBufferContext = context;
            }
        }
        if (filledBufferContext) {
            this.onBufferFull(filledBufferContext);
        }
    }
    _error(err) {
        this.contexts.length = 0;
        super._error(err);
    }
    _complete() {
        const { contexts, destination } = this;
        while (contexts.length > 0) {
            const context = contexts.shift();
            destination.next(context.buffer);
        }
        super._complete();
    }
    _unsubscribe() {
        this.contexts = null;
    }
    onBufferFull(context) {
        this.closeContext(context);
        const closeAction = context.closeAction;
        closeAction.unsubscribe();
        this.remove(closeAction);
        if (!this.closed && this.timespanOnly) {
            context = this.openContext();
            const bufferTimeSpan = this.bufferTimeSpan;
            const timeSpanOnlyState = { subscriber: this, context, bufferTimeSpan };
            this.add(context.closeAction = this.scheduler.schedule(dispatchBufferTimeSpanOnly, bufferTimeSpan, timeSpanOnlyState));
        }
    }
    openContext() {
        const context = new Context();
        this.contexts.push(context);
        return context;
    }
    closeContext(context) {
        this.destination.next(context.buffer);
        const contexts = this.contexts;
        const spliceIndex = contexts ? contexts.indexOf(context) : -1;
        if (spliceIndex >= 0) {
            contexts.splice(contexts.indexOf(context), 1);
        }
    }
}
function dispatchBufferTimeSpanOnly(state) {
    const subscriber = state.subscriber;
    const prevContext = state.context;
    if (prevContext) {
        subscriber.closeContext(prevContext);
    }
    if (!subscriber.closed) {
        state.context = subscriber.openContext();
        state.context.closeAction = this.schedule(state, state.bufferTimeSpan);
    }
}
function dispatchBufferCreation(state) {
    const { bufferCreationInterval, bufferTimeSpan, subscriber, scheduler } = state;
    const context = subscriber.openContext();
    const action = this;
    if (!subscriber.closed) {
        subscriber.add(context.closeAction = scheduler.schedule(dispatchBufferClose, bufferTimeSpan, { subscriber, context }));
        action.schedule(state, bufferCreationInterval);
    }
}
function dispatchBufferClose(arg) {
    const { subscriber, context } = arg;
    subscriber.closeContext(context);
}
//# sourceMappingURL=bufferTime.js.map

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[-] windowTime.js.map [edit]
[-] takeWhile.js.map [edit]
[-] combineLatest.js [edit]
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[-] finalize.js.map [edit]
[-] last.js [edit]
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[-] find.js.map [edit]
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[-] distinct.js [edit]
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