From 045db604eeb56eba9d3d8c539acb5ed66fae90ed Mon Sep 17 00:00:00 2001
From: Steve Streeting <steve@stevestreeting.com>
Date: Fri, 14 May 2021 11:28:32 +0100
Subject: [PATCH] Only fail to sync if changes include .umap files

---
 ue4-datasync.ps1 | 32 +++++++++++++-------------------
 1 file changed, 13 insertions(+), 19 deletions(-)

diff --git a/ue4-datasync.ps1 b/ue4-datasync.ps1
index fc3f214..59b8065 100644
--- a/ue4-datasync.ps1
+++ b/ue4-datasync.ps1
@@ -89,27 +89,21 @@ if (-not $umapsOK) {
     Exit 5
 }
 
-# Check no changes
-git diff --no-patch --exit-code
-if ($LASTEXITCODE -ne 0) {
-    Write-Output "Working copy is not clean (unstaged changes)"
-    if ($dryrun) {
-        Write-Output "dryrun: Continuing but this will fail without -dryrun"
-    } else {
-        Exit $LASTEXITCODE
+# Check no changes, ONLY to .umap files
+$statusOutput = git status --porcelain *.umap
+foreach ($line in $statusOutput) {
+    if ($line -like "*.umap*") {
+        Write-Output "Uncommitted changes to .umap file(s) detected"
+        if ($dryrun) {
+            Write-Output "dryrun: Continuing but this will fail without -dryrun"
+            break
+        } else {
+            Write-Output "Cannot continue"
+            Exit $LASTEXITCODE
+        }
+    
     }
 }
-git diff --no-patch --cached --exit-code
-if ($LASTEXITCODE -ne 0) {
-    Write-Output "Working copy is not clean (staged changes)"
-    if ($dryrun) {
-        Write-Output "dryrun: Continuing but this will fail without -dryrun"
-    } else {
-        Exit $LASTEXITCODE
-    }
-}
-
-
 
 $result = 0