Method install

www/js/_hyperscript-max.js:11658–11661

(target, source, args, runtime2)

      this.stub = stub;
    }
    install(target, source, args, runtime2) {
      this.runtime = runtime2;
      runtime2.assignToNamespace(target, this.nameSpace, this.eventSourceName, this.stub);
    }
    static parse(parser) {
      if (!parser.matchToken("eventsource")) return;
      var urlElement;