From 2cd21d1da85babd94d481378f18cd403190dd829 Mon Sep 17 00:00:00 2001
From: Antonio Scandurra <me@as-cii.com>
Date: Fri, 27 Aug 2021 16:30:43 +0200
Subject: [PATCH] Ensure sidebar width never goes below 0

---
 zed/src/workspace/sidebar.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/zed/src/workspace/sidebar.rs b/zed/src/workspace/sidebar.rs
index fd660bfdbb..d726386801 100644
--- a/zed/src/workspace/sidebar.rs
+++ b/zed/src/workspace/sidebar.rs
@@ -127,9 +127,10 @@ impl Sidebar {
                 .boxed()
         })
         .on_drag(move |delta, cx| {
+            let prev_width = *width.borrow();
             match side {
-                Side::Left => *width.borrow_mut() += delta.x(),
-                Side::Right => *width.borrow_mut() -= delta.x(),
+                Side::Left => *width.borrow_mut() = 0f32.max(prev_width + delta.x()),
+                Side::Right => *width.borrow_mut() = 0f32.max(prev_width - delta.x()),
             }
 
             cx.notify();