config-checker/lib/config-checker.js

/* eslint no-console: "off", n/no-process-exit: "off" -- CLI app that gives users feedback */

const fs = require("node:fs");
const path = require("node:path");
// noinspection NpmUsedModulesInstalled
const process = require("node:process");
const configurationPaths = require("./configuration-paths");

/**
 * Checks for the existence of a configuration file.
 * @param {string} moduleName The name of the module to check for.
 * @param {string} pathPrefix The prefix to add to the path.
 * @returns {string[]} - The paths to the configuration files.
 */
const configChecker = (moduleName, pathPrefix = "") => {
  let searchPath = process.env.INIT_CWD;
  if (pathPrefix.length > 0) {
    searchPath = pathPrefix;
  }

  const allFiles = configurationPaths(moduleName);

  if (process.env.DEBUG) {
    const filesWithPath = allFiles.map((file) => path.join(searchPath, file));
    console.log(filesWithPath);
  }

  // Look for config files in defined search path, and return found.
  return allFiles.filter((file) => fs.existsSync(path.join(searchPath, file)));
};

module.exports = configChecker;