From 29d8493a7a085263dd11422d72410dcaf5012fd6 Mon Sep 17 00:00:00 2001
From: Daniel Imms <daimms@microsoft.com>
Date: Wed, 7 Aug 2019 07:18:27 -0700
Subject: [PATCH] Don't throw if first click is incremental

Fixes #2365
---
 src/browser/services/SelectionService.ts | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/browser/services/SelectionService.ts b/src/browser/services/SelectionService.ts
index e4c703eb..90c85ecd 100644
--- a/src/browser/services/SelectionService.ts
+++ b/src/browser/services/SelectionService.ts
@@ -563,9 +563,10 @@ export class SelectionService implements ISelectionService {
     // to be sent to the pty.
     event.stopImmediatePropagation();
 
-    // Something went wrong
+    // Do nothing if there is no selection start, this can happen if the first
+    // click in the terminal is an incremental click
     if (!this._model.selectionStart) {
-      throw new Error('Selection start position was not set before mousemove event');
+      return;
     }
 
     // Record the previous position so we know whether to redraw the selection