fix: report errors creating new branches

CHANGELOG.md

@@ -35,6 +35,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Fix branches with special characters not showing in GitUI (#523)
 - Fix filenames with spaces not showing correctly in workspace view (#551)
 - Removed inaccurate placeholder text for commit message in UI (#406)
+- Report error more clearly if you try to create a branch with an invalid name (#534)
 
 ## [2.6.0] - 2024-10-07
 

cls/SourceControl/Git/Utils.cls

@@ -319,6 +319,7 @@ ClassMethod UserAction(InternalName As %String, MenuName As %String, ByRef Targe
 
 ClassMethod AfterUserAction(Type As %Integer, Name As %String, InternalName As %String, Answer As %Integer, Msg As %String = "", ByRef Reload As %Boolean) As %Status
 {
+    set status = $$$OK
     #dim menuName as %String = $piece(Name,",")
     #dim menuItemName as %String = $piece(Name,",",2)
     if (menuItemName = "Revert") || (menuItemName [ "Import") {
@@ -331,15 +332,12 @@ ClassMethod AfterUserAction(Type As %Integer, Name As %String, InternalName As %
         }
     } elseif (menuItemName = "NewBranch") {
         if (Answer = 1) {
-            do ..NewBranch(Msg)
+            set status = ..NewBranch(Msg)
             set Reload = 1
         }
     } elseif (menuItemName = "SwitchBranch") {
         if (Answer = 1) {
             set status = ..SwitchBranch(Msg)
-            if $$$ISERR(status) {
-                Quit status
-            }
             set Reload = 1
         }
     } elseif (menuItemName = "Sync") {
@@ -356,7 +354,7 @@ ClassMethod AfterUserAction(Type As %Integer, Name As %String, InternalName As %
         // Always force reload as many things could have possibly changed.
         set Reload = 1
     }
-    quit $$$OK
+    quit status
 }
 
 ClassMethod Init() As %Status
@@ -405,8 +403,12 @@ ClassMethod NewBranch(newBranchName As %String) As %Status
         kill errStream, outStream
     }
 
-    do ..RunGitWithArgs(.errStream, .outStream, "checkout", "-b", newBranchName)
+    set err = ..RunGitWithArgs(.errStream, .outStream, "checkout", "-b", newBranchName)
     do ..PrintStreams(errStream, outStream)
+    if err {
+	    do errStream.Rewind()
+	    quit $$$ERROR($$$GeneralError,errStream.Read()_$c(10)_"Current branch is: "_..GetCurrentBranch())
+    }
     quit $$$OK
 }