prettier-fix
This commit is contained in:
Nicolas Barraud
344
bin/cli.js
344
bin/cli.js
@@ -7,186 +7,212 @@ import { spawnPromise } from "spawn-rx";
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import { fileURLToPath } from "url";
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const __dirname = dirname(fileURLToPath(import.meta.url));
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function handleError(error) {
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let message;
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if (error instanceof Error) {
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message = error.message;
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}
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else if (typeof error === "string") {
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message = error;
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}
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else {
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message = "Unknown error";
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}
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console.error(message);
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process.exit(1);
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let message;
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if (error instanceof Error) {
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message = error.message;
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} else if (typeof error === "string") {
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message = error;
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} else {
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message = "Unknown error";
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}
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console.error(message);
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process.exit(1);
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}
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function delay(ms) {
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return new Promise((resolve) => setTimeout(resolve, ms));
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return new Promise((resolve) => setTimeout(resolve, ms));
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}
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async function runWebClient(args) {
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const inspectorServerPath = resolve(__dirname, "..", "server", "build", "index.js");
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// Path to the client entry point
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const inspectorClientPath = resolve(__dirname, "..", "client", "bin", "cli.js");
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const CLIENT_PORT = process.env.CLIENT_PORT ?? "5173";
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const SERVER_PORT = process.env.SERVER_PORT ?? "3000";
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console.log("Starting MCP inspector...");
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const abort = new AbortController();
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let cancelled = false;
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process.on("SIGINT", () => {
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cancelled = true;
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abort.abort();
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});
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const server = spawnPromise("node", [
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inspectorServerPath,
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...(args.command ? [`--env`, args.command] : []),
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...(args.args ? [`--args=${args.args.join(" ")}`] : []),
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], {
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env: {
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...process.env,
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PORT: SERVER_PORT,
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MCP_ENV_VARS: JSON.stringify(args.envArgs),
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},
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signal: abort.signal,
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echoOutput: true,
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});
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const client = spawnPromise("node", [inspectorClientPath], {
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env: { ...process.env, PORT: CLIENT_PORT },
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signal: abort.signal,
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echoOutput: true,
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});
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// Make sure our server/client didn't immediately fail
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await Promise.any([server, client, delay(2 * 1000)]);
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const portParam = SERVER_PORT === "3000" ? "" : `?proxyPort=${SERVER_PORT}`;
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console.log(`\n🔍 MCP Inspector is up and running at http://127.0.0.1:${CLIENT_PORT}${portParam} 🚀`);
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try {
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await Promise.any([server, client]);
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}
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catch (e) {
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if (!cancelled || process.env.DEBUG) {
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throw e;
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}
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const inspectorServerPath = resolve(
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__dirname,
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"..",
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"server",
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"build",
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"index.js",
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);
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// Path to the client entry point
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const inspectorClientPath = resolve(
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__dirname,
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"..",
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"client",
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"bin",
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"cli.js",
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);
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const CLIENT_PORT = process.env.CLIENT_PORT ?? "5173";
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const SERVER_PORT = process.env.SERVER_PORT ?? "3000";
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console.log("Starting MCP inspector...");
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const abort = new AbortController();
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let cancelled = false;
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process.on("SIGINT", () => {
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cancelled = true;
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abort.abort();
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});
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const server = spawnPromise(
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"node",
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[
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inspectorServerPath,
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...(args.command ? [`--env`, args.command] : []),
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...(args.args ? [`--args=${args.args.join(" ")}`] : []),
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],
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{
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env: {
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...process.env,
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PORT: SERVER_PORT,
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MCP_ENV_VARS: JSON.stringify(args.envArgs),
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},
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signal: abort.signal,
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echoOutput: true,
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},
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);
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const client = spawnPromise("node", [inspectorClientPath], {
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env: { ...process.env, PORT: CLIENT_PORT },
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signal: abort.signal,
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echoOutput: true,
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});
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// Make sure our server/client didn't immediately fail
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await Promise.any([server, client, delay(2 * 1000)]);
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const portParam = SERVER_PORT === "3000" ? "" : `?proxyPort=${SERVER_PORT}`;
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console.log(
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`\n🔍 MCP Inspector is up and running at http://127.0.0.1:${CLIENT_PORT}${portParam} 🚀`,
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);
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try {
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await Promise.any([server, client]);
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} catch (e) {
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if (!cancelled || process.env.DEBUG) {
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throw e;
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}
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}
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}
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async function runCli(args) {
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const projectRoot = resolve(__dirname, "..");
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const cliPath = resolve(projectRoot, "cli", "build", "index.js");
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const abort = new AbortController();
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let cancelled = false;
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process.on("SIGINT", () => {
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cancelled = true;
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abort.abort();
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const projectRoot = resolve(__dirname, "..");
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const cliPath = resolve(projectRoot, "cli", "build", "index.js");
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const abort = new AbortController();
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let cancelled = false;
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process.on("SIGINT", () => {
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cancelled = true;
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abort.abort();
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});
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try {
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await spawnPromise("node", [cliPath, args.command, ...args.args], {
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env: { ...process.env, ...args.envArgs },
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signal: abort.signal,
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echoOutput: true,
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});
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try {
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await spawnPromise("node", [cliPath, args.command, ...args.args], {
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env: { ...process.env, ...args.envArgs },
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signal: abort.signal,
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echoOutput: true,
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});
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}
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catch (e) {
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if (!cancelled || process.env.DEBUG) {
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throw e;
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}
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} catch (e) {
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if (!cancelled || process.env.DEBUG) {
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throw e;
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}
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}
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}
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function loadConfigFile(configPath, serverName) {
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try {
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const resolvedConfigPath = path.isAbsolute(configPath)
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? configPath
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: path.resolve(process.cwd(), configPath);
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if (!fs.existsSync(resolvedConfigPath)) {
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throw new Error(`Config file not found: ${resolvedConfigPath}`);
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}
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const configContent = fs.readFileSync(resolvedConfigPath, "utf8");
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const parsedConfig = JSON.parse(configContent);
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if (!parsedConfig.mcpServers || !parsedConfig.mcpServers[serverName]) {
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const availableServers = Object.keys(parsedConfig.mcpServers || {}).join(", ");
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throw new Error(`Server '${serverName}' not found in config file. Available servers: ${availableServers}`);
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}
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const serverConfig = parsedConfig.mcpServers[serverName];
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return serverConfig;
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try {
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const resolvedConfigPath = path.isAbsolute(configPath)
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? configPath
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: path.resolve(process.cwd(), configPath);
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if (!fs.existsSync(resolvedConfigPath)) {
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throw new Error(`Config file not found: ${resolvedConfigPath}`);
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}
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catch (err) {
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if (err instanceof SyntaxError) {
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throw new Error(`Invalid JSON in config file: ${err.message}`);
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}
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throw err;
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const configContent = fs.readFileSync(resolvedConfigPath, "utf8");
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const parsedConfig = JSON.parse(configContent);
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if (!parsedConfig.mcpServers || !parsedConfig.mcpServers[serverName]) {
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const availableServers = Object.keys(parsedConfig.mcpServers || {}).join(
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", ",
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);
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throw new Error(
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`Server '${serverName}' not found in config file. Available servers: ${availableServers}`,
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);
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}
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const serverConfig = parsedConfig.mcpServers[serverName];
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return serverConfig;
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} catch (err) {
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if (err instanceof SyntaxError) {
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throw new Error(`Invalid JSON in config file: ${err.message}`);
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}
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throw err;
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}
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}
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function parseKeyValuePair(value, previous = {}) {
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const parts = value.split("=");
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const key = parts[0];
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const val = parts.slice(1).join("=");
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if (val === undefined || val === "") {
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throw new Error(`Invalid parameter format: ${value}. Use key=value format.`);
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}
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return { ...previous, [key]: val };
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const parts = value.split("=");
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const key = parts[0];
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const val = parts.slice(1).join("=");
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if (val === undefined || val === "") {
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throw new Error(
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`Invalid parameter format: ${value}. Use key=value format.`,
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);
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}
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return { ...previous, [key]: val };
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}
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function parseArgs() {
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const program = new Command();
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const argSeparatorIndex = process.argv.indexOf("--");
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let preArgs = process.argv;
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let postArgs = [];
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if (argSeparatorIndex !== -1) {
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preArgs = process.argv.slice(0, argSeparatorIndex);
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postArgs = process.argv.slice(argSeparatorIndex + 1);
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}
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program
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.name("inspector-bin")
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.allowExcessArguments()
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.allowUnknownOption()
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.option("-e <env>", "environment variables in KEY=VALUE format", parseKeyValuePair, {})
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.option("--config <path>", "config file path")
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.option("--server <n>", "server name from config file")
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.option("--cli", "enable CLI mode");
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// Parse only the arguments before --
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program.parse(preArgs);
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const options = program.opts();
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const remainingArgs = program.args;
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// Add back any arguments that came after --
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const finalArgs = [...remainingArgs, ...postArgs];
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// Validate that config and server are provided together
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if ((options.config && !options.server) ||
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(!options.config && options.server)) {
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throw new Error("Both --config and --server must be provided together. If you specify one, you must specify the other.");
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}
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// If config file is specified, load and use the options from the file. We must merge the args
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// from the command line and the file together, or we will miss the method options (--method,
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// etc.)
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if (options.config && options.server) {
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const config = loadConfigFile(options.config, options.server);
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return {
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command: config.command,
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args: [...(config.args || []), ...finalArgs],
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envArgs: { ...(config.env || {}), ...(options.e || {}) },
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cli: options.cli || false,
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};
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}
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// Otherwise use command line arguments
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const command = finalArgs[0] || "";
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const args = finalArgs.slice(1);
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const program = new Command();
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const argSeparatorIndex = process.argv.indexOf("--");
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let preArgs = process.argv;
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let postArgs = [];
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if (argSeparatorIndex !== -1) {
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preArgs = process.argv.slice(0, argSeparatorIndex);
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postArgs = process.argv.slice(argSeparatorIndex + 1);
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}
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program
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.name("inspector-bin")
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.allowExcessArguments()
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.allowUnknownOption()
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.option(
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"-e <env>",
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"environment variables in KEY=VALUE format",
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parseKeyValuePair,
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{},
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)
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.option("--config <path>", "config file path")
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.option("--server <n>", "server name from config file")
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.option("--cli", "enable CLI mode");
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// Parse only the arguments before --
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program.parse(preArgs);
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const options = program.opts();
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const remainingArgs = program.args;
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// Add back any arguments that came after --
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const finalArgs = [...remainingArgs, ...postArgs];
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// Validate that config and server are provided together
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if (
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(options.config && !options.server) ||
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(!options.config && options.server)
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) {
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throw new Error(
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"Both --config and --server must be provided together. If you specify one, you must specify the other.",
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);
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}
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// If config file is specified, load and use the options from the file. We must merge the args
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// from the command line and the file together, or we will miss the method options (--method,
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// etc.)
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if (options.config && options.server) {
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const config = loadConfigFile(options.config, options.server);
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return {
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command,
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args,
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envArgs: options.e || {},
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cli: options.cli || false,
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command: config.command,
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args: [...(config.args || []), ...finalArgs],
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envArgs: { ...(config.env || {}), ...(options.e || {}) },
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cli: options.cli || false,
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};
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}
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// Otherwise use command line arguments
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const command = finalArgs[0] || "";
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const args = finalArgs.slice(1);
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return {
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command,
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args,
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envArgs: options.e || {},
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cli: options.cli || false,
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};
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}
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async function main() {
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process.on("uncaughtException", (error) => {
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handleError(error);
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});
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try {
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const args = parseArgs();
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if (args.cli) {
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runCli(args);
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}
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else {
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await runWebClient(args);
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}
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}
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catch (error) {
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handleError(error);
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process.on("uncaughtException", (error) => {
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handleError(error);
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});
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try {
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const args = parseArgs();
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if (args.cli) {
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runCli(args);
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} else {
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await runWebClient(args);
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}
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} catch (error) {
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handleError(error);
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}
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}
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main();
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@@ -28,7 +28,7 @@
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"dev": "concurrently \"cd client && npm run dev\" \"cd server && npm run dev\"",
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"dev:windows": "concurrently \"cd client && npm run dev\" \"cd server && npm run dev:windows\"",
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"test": "npm run prettier-check && cd client && npm test",
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"test:cli": "cd bin && npm run test",
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"test-cli": "cd bin && npm run test",
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"build-bin": "cd bin && npm run build",
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"build-server": "cd server && npm run build",
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"build-client": "cd client && npm run build",
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