patch 8.2.4871: Vim9: in :def function no error for misplaced rangev8.2.4871

Problem:    Vim9: in :def function no error for using a range with a command
            that does not accept one.
Solution:   Check for the command to accept a range. (closes #10330)

1 files changed, 23 insertions, 0 deletions

diff --git a/src/testdir/test_vim9_script.vim b/src/testdir/test_vim9_script.vim
index dd33a923ac..4fa6904509 100644
--- a/src/testdir/test_vim9_script.vim
+++ b/src/testdir/test_vim9_script.vim
@@ -67,6 +67,29 @@ def Test_range_only()
   endif
 enddef
 
+def Test_invalid_range()
+  var lines =<< trim END
+      :123 eval 1 + 2
+  END
+  v9.CheckDefAndScriptFailure(lines, 'E481:', 1)
+
+  lines =<< trim END
+      :123 if true
+      endif
+  END
+  v9.CheckDefAndScriptFailure(lines, 'E481:', 1)
+
+  lines =<< trim END
+      :123 echo 'yes'
+  END
+  v9.CheckDefAndScriptFailure(lines, 'E481:', 1)
+
+  lines =<< trim END
+      :123 cd there
+  END
+  v9.CheckDefAndScriptFailure(lines, 'E481:', 1)
+enddef
+
 let g:alist = [7]
 let g:astring = 'text'
 let g:anumber = 123