patch 8.2.4700: buffer remains active if WinClosed event throws an exceptionv8.2.4700

Problem:    Buffer remains active if a WinClosed event throws an exception.
Solution:   Ignore aborting() when closing the buffer. (closes #10097)

1 files changed, 17 insertions, 0 deletions

diff --git a/src/testdir/test_autocmd.vim b/src/testdir/test_autocmd.vim
index 39ba9af7dc..89023a1fb7 100644
--- a/src/testdir/test_autocmd.vim
+++ b/src/testdir/test_autocmd.vim
@@ -348,6 +348,23 @@ func Test_WinClosed()
   unlet g:triggered
 endfunc
 
+func Test_WinClosed_throws()
+  vnew
+  let bnr = bufnr()
+  call assert_equal(1, bufloaded(bnr))
+  augroup test-WinClosed
+    autocmd WinClosed * throw 'foo'
+  augroup END
+  try
+    close
+  catch /.*/
+  endtry
+  call assert_equal(0, bufloaded(bnr))
+
+  autocmd! test-WinClosed
+  augroup! test-WinClosed
+endfunc
+
 func s:AddAnAutocmd()
   augroup vimBarTest
     au BufReadCmd * echo 'hello'