load recursive model

packages/api/src/utility/loadFilesRecursive.js

@@ -0,0 +1,20 @@
+const fs = require('fs-extra');
+const stream = require('stream');
+const readline = require('readline');
+const path = require('path');
+
+async function loadFilesRecursive(dir, root = null) {
+  if (!root) root = dir;
+  if (!root.endsWith(path.sep)) root += path.sep;
+  const dirents = await fs.readdir(dir, { withFileTypes: true });
+  const files = await Promise.all(
+    dirents.map(dirent => {
+      const res = path.join(dir, dirent.name);
+      return dirent.isDirectory() ? loadFilesRecursive(res, root) : res;
+    })
+  );
+  const flatten = Array.prototype.concat(...files);
+  return flatten.map(file => (file.startsWith(root) ? file.substr(root.length) : file));
+}
+
+module.exports = loadFilesRecursive;