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patch 9.1.0261: Vim9: protected class and funcrefs accessible outside the class

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Problem:  Vim9: protected class and funcrefs accessible outside the class
          (Aliaksei Budavei)
Solution: Check if class and object funcrefs are protected
          (Yegappan)

closes: #14407

Signed-off-by: Yegappan Lakshmanan <yegappan@yahoo.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
This commit is contained in:
Yegappan Lakshmanan
2024-04-04 19:35:59 +02:00
committed by Christian Brabandt
parent bd28cae1f1
commit 3e33650b3a
5 changed files with 80 additions and 4 deletions
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37
src/testdir/test_functions.vim
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@@ -3794,6 +3794,43 @@ func Test_funcref_to_string()
call assert_equal("function('g:Test_funcref_to_string')", string(Fn))
endfunc
" A funcref cannot start with an underscore (except when used as a protected
" class or object variable)
func Test_funcref_with_underscore()
" at script level
let lines =<< trim END
vim9script
var _Fn = () => 10
END
call v9.CheckSourceFailure(lines, 'E704: Funcref variable name must start with a capital: _Fn')
" inside a function
let lines =<< trim END
vim9script
def Func()
var _Fn = () => 10
enddef
defcompile
END
call v9.CheckSourceFailure(lines, 'E704: Funcref variable name must start with a capital: _Fn', 1)
" as a function argument
let lines =<< trim END
vim9script
def Func(_Fn: func)
enddef
defcompile
END
call v9.CheckSourceFailure(lines, 'E704: Funcref variable name must start with a capital: _Fn', 2)
" as a lambda argument
let lines =<< trim END
vim9script
var Fn = (_Farg: func) => 10
END
call v9.CheckSourceFailure(lines, 'E704: Funcref variable name must start with a capital: _Farg', 2)
endfunc
" Test for isabsolutepath()
func Test_isabsolutepath()
call assert_false(isabsolutepath(''))