@nutrient-sdk/dws-mcp-server/dist/utils/sandbox.js

MCP server for Nutrient DWS Processor API

/**
 * Parses sandbox directory from command line arguments and environment variables.
 * Command line arguments take precedence over environment variables.
 *
 * @param args - Command line arguments (typically process.argv.slice(2))
 * @param envVar - Environment variable value (typically process.env.SANDBOX_PATH)
 * @returns The sandbox directory path or undefined if none specified
 */
export function parseSandboxPath(args, envVar) {
    if (args.length === 0) {
        return envVar || undefined;
    }
    let sandboxPath;
    for (let i = 0; i < args.length; i++) {
        const arg = args[i];
        if (arg === '--sandbox' || arg === '-s') {
            if (i + 1 < args.length) {
                sandboxPath = args[i + 1];
                i += 1;
                continue;
            }
            throw new Error('--sandbox flag requires a directory path');
        }
        if (arg.startsWith('-')) {
            throw new Error(`Unknown CLI flag: ${arg}`);
        }
        throw new Error(`Unexpected argument: ${arg}`);
    }
    return sandboxPath || envVar || undefined;
}