patch 8.2.3965: Vim9: no easy way to check if Vim9 script is supported
Problem: Vim9: no easy way to check if Vim9 script is supported.
Solution: Add has('vim9script').
diff --git a/src/testdir/test_vim9_script.vim b/src/testdir/test_vim9_script.vim
index f79112e..8aea267 100644
--- a/src/testdir/test_vim9_script.vim
+++ b/src/testdir/test_vim9_script.vim
@@ -7,6 +7,23 @@
source shared.vim
source screendump.vim
+def Test_vim9script_feature()
+ # example from the help, here the feature is always present
+ var lines =<< trim END
+ " old style comment
+ if !has('vim9script')
+ " legacy commands would go here
+ finish
+ endif
+ vim9script
+ # Vim9 script commands go here
+ g:didit = true
+ END
+ CheckScriptSuccess(lines)
+ assert_equal(true, g:didit)
+ unlet g:didit
+enddef
+
def Test_range_only()
new
setline(1, ['blah', 'Blah'])