From 88421c586d6d183fb5eb9c3b0d172d41f0aac5c8 Mon Sep 17 00:00:00 2001
From: Eric Amodio <eamodio@gmail.com>
Date: Tue, 3 Oct 2017 12:50:01 -0400
Subject: [PATCH] Fixes diffWith when called with no previous sha

---
 src/commands/diffWith.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/commands/diffWith.ts b/src/commands/diffWith.ts
index 64936c0..f57ad5c 100644
--- a/src/commands/diffWith.ts
+++ b/src/commands/diffWith.ts
@@ -48,7 +48,7 @@ export class DiffWithCommand extends ActiveEditorCommand {
                     args = {
                         repoPath: commit1.repoPath,
                         lhs: {
-                            sha: commit1.previousSha!,
+                            sha: commit1.previousSha !== undefined ? commit1.previousSha : GitService.fakeSha,
                             uri: commit1.previousUri!
                         },
                         rhs: {