@thi.ng/rstream/asidechain.js

Reactive streams & subscription primitives for constructing dataflow graphs / pipelines

import { Subscription } from "./subscription.js";
class ASidechain extends Subscription {
  sideSub;
  constructor(opts) {
    super(void 0, opts);
  }
  unsubscribe(sub) {
    const res = super.unsubscribe(sub);
    if (!sub || !this.subs.length) {
      this.sideSub.unsubscribe();
    }
    return res;
  }
  done() {
    this.sideSub.unsubscribe();
    super.done();
  }
}
export {
  ASidechain
};