iTerm MCP

import { exec } from 'node:child_process'; import { promisify } from 'node:util'; const execPromise = promisify(exec); class SendControlCharacter { async send(letter: string): Promise<void> { // Validate input letter = letter.toUpperCase(); if (!/^[A-Z]$/.test(letter)) { throw new Error('Invalid control character letter'); } // Convert to control code const controlCode = letter.charCodeAt(0) - 64; // AppleScript to send the control character const ascript = ` tell application "iTerm2" tell front window tell current session of current tab -- Send the control character write text (ASCII character ${controlCode}) end tell end tell end tell `; try { await execPromise(`osascript -e '${ascript}'`); } catch (error: unknown) { throw new Error(`Failed to send control character: ${(error as Error).message}`); } } } export default SendControlCharacter;