Peekaboo MCP

#!/usr/bin/env tsx import { Client } from '@modelcontextprotocol/sdk/client/index.js'; import { StdioClientTransport } from '@modelcontextprotocol/sdk/client/stdio.js'; import { createInterface } from 'readline'; import path from 'path'; /** * Simple CLI to test MCP server - shows exact output AI would see */ async function main() { const args = process.argv.slice(2); if (args.length === 0 || args[0] === 'help') { console.log(` 🎮 PEEKABOO MCP CLI - Test what AI sees Usage: npm run cli list [directory] - List all files npm run cli read <file> - Read file contents npm run cli search <pattern> [directory] - Search by filename npm run cli grep <text> [pattern] [dir] - Search in files Examples: npm run cli list npm run cli list ./test-files npm run cli read test-files/sample.txt npm run cli search "*.json" npm run cli grep "TODO" npm run cli grep "function" "*.ts" `); return; } const command = args[0]; const rootDir = findRootDir(args); console.log(`📁 Root: ${rootDir}\n`); const transport = new StdioClientTransport({ command: 'tsx', args: ['src/index.ts'], env: { ...process.env, PEEKABOO_ROOT: rootDir, PEEKABOO_RECURSIVE: 'true', PEEKABOO_MAX_DEPTH: '10' } }); const client = new Client({ name: 'mcp-cli', version: '1.0.0' }, { capabilities: {} }); try { await client.connect(transport); switch (command) { case 'list': case 'ls': { console.log('📂 MCP RESPONSE FROM listResources():'); console.log('='.repeat(60)); const resources = await client.listResources(); // Show summary const dirs = resources.resources.filter(r => r.mimeType === 'inode/directory'); const files = resources.resources.filter(r => r.mimeType !== 'inode/directory'); console.log(`Found: ${dirs.length} directories, ${files.length} files\n`); // Show tree view resources.resources.forEach(r => { const depth = r.name.split('/').length - 2; const indent = ' '.repeat(depth); const icon = r.mimeType === 'inode/directory' ? '📁' : '📄'; const size = r.metadata?.size ? ` (${r.metadata.size} bytes)` : ''; console.log(`${indent}${icon} ${r.name} [${r.mimeType}]${size}`); }); console.log('\nRAW MCP DATA (first item):'); console.log(JSON.stringify(resources.resources[0], null, 2)); break; } case 'read': { const filePath = args[1]; if (!filePath) { console.log('❌ Usage: npm run cli read <file-path>'); break; } console.log(`📄 MCP RESPONSE FROM readResource("${filePath}"):`); console.log('='.repeat(60)); const uri = filePath.startsWith('file://') ? filePath : `file://${path.resolve(rootDir, filePath)}`; try { const content = await client.readResource({ uri }); console.log('FILE CONTENTS:'); console.log(content.contents[0].text); console.log('\nMCP METADATA:'); console.log(`URI: ${content.contents[0].uri}`); console.log(`MIME: ${content.contents[0].mimeType}`); } catch (error) { console.log(`❌ Error: ${error.message}`); } break; } case 'search': { const pattern = args[1]; if (!pattern) { console.log('❌ Usage: npm run cli search <pattern>'); console.log('Examples: *.ts, **/*.json, src/**/*.js'); break; } console.log(`🔍 MCP RESPONSE FROM search_path tool("${pattern}"):`); console.log('='.repeat(60)); const result = await client.callTool({ name: 'search_path', arguments: { pattern } }); console.log(result.content[0].text); break; } case 'grep': { const query = args[1]; if (!query) { console.log('❌ Usage: npm run cli grep <text> [file-pattern]'); break; } const include = args[2]; console.log(`🔍 MCP RESPONSE FROM search_content tool("${query}"${include ? `, "${include}"` : ''}):`); console.log('='.repeat(60)); const result = await client.callTool({ name: 'search_content', arguments: { query, include, ignoreCase: true } }); console.log(result.content[0].text); break; } default: console.log(`❌ Unknown command: ${command}`); console.log('Run: npm run cli help'); } } catch (error) { console.error('❌ Error:', error); } finally { await client.close(); } } function findRootDir(args: string[]): string { // Look for directory in args for (let i = 1; i < args.length; i++) { const arg = args[i]; if (!arg.startsWith('-') && !arg.includes('*') && !arg.includes('"')) { try { const stats = require('fs').statSync(arg); if (stats.isDirectory()) { return path.resolve(arg); } } catch {} } } return process.cwd(); } main().catch(console.error);