Method install

src/ext/eventsource.js:102–105

(target, source, args, runtime)

	}

	install(target, source, args, runtime) {
		this.runtime = runtime;
		runtime.assignToNamespace(target, this.nameSpace, this.eventSourceName, this.stub);
	}

	static parse(parser) {
		if (!parser.matchToken("eventsource")) return;