/**

* Copyright (c) Meta Platforms, Inc. and affiliates.

*

* This source code is licensed under the MIT license found in the

* LICENSE file in the root directory of this source tree.

*/

const fs = require('fs');

module.exports = function walk(dir) {

let results = [];

/**

* If the param is a directory we can return the file

*/

if (dir.includes('md')) {

return [dir];

}

const list = fs.readdirSync(dir);

list.forEach(function (file) {

file = dir + '/' + file;

const stat = fs.statSync(file);

if (stat && stat.isDirectory()) {

/* Recurse into a subdirectory */

results = results.concat(walk(file));

} else {

/* Is a file */

results.push(file);

}

});

return results;

};