From 4861c03e36342eedb6778ddf5e655a46eb0b5ba4 Mon Sep 17 00:00:00 2001
From: Rachel Lim <raclim@nyu.edu>
Date: Sun, 30 Jun 2019 19:41:27 -0400
Subject: [PATCH] for #989, files cannot be renamed to empty string

---
 client/modules/IDE/components/FileNode.jsx | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/client/modules/IDE/components/FileNode.jsx b/client/modules/IDE/components/FileNode.jsx
index 0131651d..f554ae09 100644
--- a/client/modules/IDE/components/FileNode.jsx
+++ b/client/modules/IDE/components/FileNode.jsx
@@ -67,6 +67,7 @@ export class FileNode extends React.Component {
   validateFileName() {
     const oldFileExtension = this.originalFileName.match(/\.[0-9a-z]+$/i);
     const newFileExtension = this.props.name.match(/\.[0-9a-z]+$/i);
+    const newFileName = this.props.name;
     if (oldFileExtension && !newFileExtension) {
       this.props.updateFileName(this.props.id, this.originalFileName);
     }
@@ -77,6 +78,12 @@ export class FileNode extends React.Component {
     ) {
       this.props.updateFileName(this.props.id, this.originalFileName);
     }
+    if (newFileName === '') {
+      this.props.updateFileName(this.props.id, this.originalFileName);
+    }
+    if (newFileName === newFileExtension[0]) {
+      this.props.updateFileName(this.props.id, this.originalFileName);
+    }
   }
 
   toggleFileOptions(e) {