From 2a775aa304b6635d97de773039babf8bd7de5db6 Mon Sep 17 00:00:00 2001
From: Jason Weill <jweill@amazon.com>
Date: Wed, 1 Dec 2021 15:36:26 -0800
Subject: [PATCH] Strips extension from initial heading as well as updated
 heading

---
 packages/application-extension/src/index.ts | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/packages/application-extension/src/index.ts b/packages/application-extension/src/index.ts
index 8f1f461a6..0db285ff4 100644
--- a/packages/application-extension/src/index.ts
+++ b/packages/application-extension/src/index.ts
@@ -434,8 +434,11 @@ const title: JupyterFrontEndPlugin<void> = {
         return;
       }
 
+      // Don't show the file extension for .ipynb files.
+      const stripIpynb = /\.ipynb$/;
+
       const h = document.createElement('h1');
-      h.textContent = current.title.label;
+      h.textContent = current.title.label.replace(stripIpynb, '');
       widget.node.appendChild(h);
       widget.node.style.marginLeft = '10px';
       if (!docManager) {
@@ -468,8 +471,6 @@ const title: JupyterFrontEndPlugin<void> = {
 
           const newPath = current.context.path ?? result.path;
           const basename = PathExt.basename(newPath);
-          // Don't show the file extension for .ipynb files.
-          const stripIpynb = /\.ipynb$/;
 
           h.textContent = basename.replace(stripIpynb, '');
           if (!router) {