extensions/typescript-language-features/web/webServer.ts/ServerWorkerSession/send
class ServerWorkerSession:	public override send(msg: ts.server.protocol.Message) {
		if (msg.type === 'event' && !this.canUseEvents) {
			if (this.logger.hasLevel(ts.server.LogLevel.verbose)) {
				this.logger.info(`Session does not support events: ignored event: ${JSON.stringify(msg)}`);
			}
			return;
		}
		if (this.logger.hasLevel(ts.server.LogLevel.verbose)) {
			this.logger.info(`${msg.type}:${indent(JSON.stringify(msg))}`);
		}
		this.webHost.writeMessage(msg);
	}