Method start

nodejs/test/e2e/harness/CapiProxy.ts:35–76

()

    }

    async start(): Promise<string> {
        const serverProcess = spawn("npx", ["tsx", HARNESS_SERVER_PATH], {
            stdio: ["ignore", "pipe", "inherit"],
            shell: true,
        });

        this.startupInfo = await new Promise<ProxyStartupInfo>((resolve, reject) => {
            const stdout = serverProcess.stdout!;
            const lines: string[] = [];
            const lineReader = createInterface({ input: stdout });
            const cleanup = () => {
                lineReader.off("line", onLine);
                serverProcess.off("exit", onExit);
                lineReader.close();
            };
            const onLine = (line: string) => {
                lines.push(line);
                try {
                    const info = tryParseStartupInfo(line);
                    if (!info) {
                        return;
                    }
                    cleanup();
                    resolve(info);
                } catch (error) {
                    cleanup();
                    reject(error);
                }
            };
            const onExit = (code: number | null) => {
                cleanup();
                reject(
                    new Error(`Proxy exited before startup with code ${code}: ${lines.join("\n")}`)
                );
            };
            lineReader.on("line", onLine);
            serverProcess.once("exit", onExit);
        });
        this.proxyUrl = this.startupInfo.capiProxyUrl;

        return this.proxyUrl;
    }

    getProxyEnv(): Record<string, string> {
        if (!this.startupInfo?.connectProxyUrl || !this.startupInfo.caFilePath) {