feat: initial import from base-configs

lib/config-checker.js

@@ -0,0 +1,32 @@
+/* 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