use 4 spaces in new code (like in the rest of the file)

run-tests.ps1

@@ -16,26 +16,28 @@ function VerifyPath($path, $errorMessage) {
 }
 
 function CheckSubmoduleStatus() {
-  $submoduleStatus = (git submodule status) | Out-String
-  # if the result string is empty, the command failed to run (we didn't capture the error stream)
-  if ($submoduleStatus) {
-    # git has been called successfully, what about the status?
-    if (($submoduleStatus -match "\-") -or ($submoduleStatus -match "\(\(null\)\)"))
-    {
-      # submodule has not been initialized!
-      return 2;
-    } elseif ($submoduleStatus -match "\+")
-    {
-      # submodule is not synced:
-      return 1;
+    $submoduleStatus = (git submodule status) | Out-String
+    # if the result string is empty, the command failed to run (we didn't capture the error stream)
+    if ($submoduleStatus) {
+        # git has been called successfully, what about the status?
+        if (($submoduleStatus -match "\-") -or ($submoduleStatus -match "\(\(null\)\)"))
+        {
+            # submodule has not been initialized!
+            return 2;
+        } 
+        elseif ($submoduleStatus -match "\+")
+        {
+            # submodule is not synced:
+            return 1;
+        }
+        else {
+            # everything fine:
+            return 0;
+        }
     } else {
-      # everything fine:
-      return 0;
+          # git call failed, so we should warn
+          return 3;
     }
-  } else {
-    # git call failed, so we should warn
-    return 3;
-  }
 }
 
 
@@ -90,20 +92,20 @@ cd $PSScriptRoot
 
 
 if (0 -ne ([int]$LASTEXITCODE)) {
-  # check submodule status
-  $submoduleStatus = CheckSubmoduleStatus
-  if ([int]$submoduleStatus -eq 1) {
-    # not synced
-    Write-Host -ForegroundColor Yellow "Check if submodules are up to date. You can use 'git submodule update' to fix this";
-  } elseif ($submoduleStatus -eq 2) {
-    # not initialized
-    Write-Host -ForegroundColor Yellow "Check if submodules are initialized. You can run 'git submodule init' to initialize them."
-  } elseif ($submoduleStatus -eq 3) {
-    # git not found, maybe submodules not synced?
-    Write-Host -ForegroundColor Yellow "Could not check if submodules are initialized correctly. Maybe git is not installed?"
-  } else {
-    #Write-Host "Submodules are up to date";
-  }
+    # check submodule status
+    $submoduleStatus = CheckSubmoduleStatus
+    if ([int]$submoduleStatus -eq 1) {
+        # not synced
+        Write-Host -ForegroundColor Yellow "Check if submodules are up to date. You can use 'git submodule update' to fix this";
+    } elseif ($submoduleStatus -eq 2) {
+        # not initialized
+        Write-Host -ForegroundColor Yellow "Check if submodules are initialized. You can run 'git submodule init' to initialize them."
+    } elseif ($submoduleStatus -eq 3) {
+        # git not found, maybe submodules not synced?
+        Write-Host -ForegroundColor Yellow "Could not check if submodules are initialized correctly. Maybe git is not installed?"
+    } else {
+        #Write-Host "Submodules are up to date";
+    }
 }
 
 exit $LASTEXITCODE