From 8baff9bade19dbde2f381311d31ece8077f0220c Mon Sep 17 00:00:00 2001
From: meganrogge <megrogge@gmail.com>
Date: Mon, 4 Jan 2021 08:31:22 -0800
Subject: [PATCH] cache buffer

---
 src/browser/public/Terminal.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/browser/public/Terminal.ts b/src/browser/public/Terminal.ts
index 64c65fe9..4db82240 100644
--- a/src/browser/public/Terminal.ts
+++ b/src/browser/public/Terminal.ts
@@ -18,6 +18,7 @@ export class Terminal implements ITerminalApi {
   private _core: ITerminal;
   private _addonManager: AddonManager;
   private _parser: IParser | undefined;
+  private _buffer: BufferNamespaceApi | undefined;
 
   constructor(options?: ITerminalOptions) {
     this._core = new TerminalCore(options);
@@ -58,7 +59,10 @@ export class Terminal implements ITerminalApi {
   public get cols(): number { return this._core.cols; }
   public get buffer(): IBufferNamespaceApi {
     this._checkProposedApi();
-    return new BufferNamespaceApi(this._core.buffers);
+    if (!this._buffer) {
+      return new BufferNamespaceApi(this._core.buffers);
+    }
+    return this._buffer;
   }
   public get markers(): ReadonlyArray<IMarker> {
     this._checkProposedApi();