Hyperlane MCP Server

import fs from "fs"; import path from "path"; import { stringify } from "yaml"; export function isFile(filepath: string) { if (!filepath) return false; try { return fs.existsSync(filepath) && fs.lstatSync(filepath).isFile(); } catch { throw new Error(`Error checking for file: ${filepath}`); } } export function writeFileAtPath(filepath: string, value: string) { const dirname = path.dirname(filepath); if (!isFile(dirname)) { fs.mkdirSync(dirname, { recursive: true }); } fs.writeFileSync(filepath, value); } export function findFilesMatchingRegex( directoryPath: string, pattern: RegExp ): string[] { try { const entries = fs.readdirSync(directoryPath); return entries .map((entry) => path.join(directoryPath, entry)) .filter((filepath) => { const stat = fs.statSync(filepath); return stat.isFile() && pattern.test(filepath); }); } catch (error) { throw new Error(`Error searching directory ${directoryPath}: ${error}`); } }