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patch 9.0.1933: Can change the type of a v: variable using if_lua

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Problem:  Can change the type of a v: variable using if_lua.
Solution: Add additional handling of v: variables like :let.

closes: #13161

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: zeertzjq <zeertzjq@outlook.com>
This commit is contained in:
zeertzjq
2023-09-24 23:13:51 +02:00
committed by Christian Brabandt
parent 7398f367d5
commit edcba96c00
6 changed files with 117 additions and 62 deletions
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56
src/testdir/test_lua.vim
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@@ -970,9 +970,9 @@ func Test_lua_global_var_table()
let g:Var1 = [10, 20]
let g:Var2 = #{one: 'mercury', two: 'mars'}
lua << trim END
vim.g.Var1[2] = Nil
vim.g.Var1[2] = nil
vim.g.Var1[3] = 15
vim.g.Var2['two'] = Nil
vim.g.Var2['two'] = nil
vim.g.Var2['three'] = 'earth'
END
call assert_equal([10, 15], g:Var1)
@@ -985,11 +985,11 @@ func Test_lua_global_var_table()
let g:Var4 = #{x: 'edit', y: 'run'}
let g:Var5 = function('min')
lua << trim END
vim.g.Var1 = Nil
vim.g.Var2 = Nil
vim.g.Var3 = Nil
vim.g.Var4 = Nil
vim.g.Var5 = Nil
vim.g.Var1 = nil
vim.g.Var2 = nil
vim.g.Var3 = nil
vim.g.Var4 = nil
vim.g.Var5 = nil
END
call assert_false(exists('g:Var1'))
call assert_false(exists('g:Var2'))
@@ -1001,16 +1001,16 @@ func Test_lua_global_var_table()
let g:Var1 = 10
lockvar g:Var1
call assert_fails('lua vim.g.Var1 = 20', 'variable is locked')
call assert_fails('lua vim.g.Var1 = Nil', 'variable is locked')
call assert_fails('lua vim.g.Var1 = nil', 'variable is locked')
unlockvar g:Var1
let g:Var2 = [7, 14]
lockvar 0 g:Var2
lua vim.g.Var2[2] = Nil
lua vim.g.Var2[2] = nil
lua vim.g.Var2[3] = 21
call assert_fails('lua vim.g.Var2 = Nil', 'variable is locked')
call assert_fails('lua vim.g.Var2 = nil', 'variable is locked')
call assert_equal([7, 21], g:Var2)
lockvar 1 g:Var2
call assert_fails('lua vim.g.Var2[2] = Nil', 'list is locked')
call assert_fails('lua vim.g.Var2[2] = nil', 'list is locked')
call assert_fails('lua vim.g.Var2[3] = 21', 'list is locked')
unlockvar g:Var2
@@ -1020,7 +1020,7 @@ func Test_lua_global_var_table()
" Attempt to access a non-existing global variable
call assert_equal(v:null, luaeval('vim.g.NonExistingVar'))
lua vim.g.NonExisting = Nil
lua vim.g.NonExisting = nil
unlet! g:Var1 g:Var2 g:Var3 g:Var4 g:Var5
endfunc
@@ -1033,14 +1033,36 @@ func Test_lua_predefined_var_table()
call assert_equal('SomeError', luaeval('vim.v.errmsg'))
lua vim.v.errmsg = 'OtherError'
call assert_equal('OtherError', v:errmsg)
call assert_fails('lua vim.v.errmsg = Nil', 'variable is fixed')
lua vim.v.errmsg = 42
call assert_equal('42', v:errmsg)
call assert_fails('lua vim.v.errmsg = nil', 'variable is fixed')
let v:oldfiles = ['one', 'two']
call assert_equal(['one', 'two'], luaeval('vim.v.oldfiles'))
lua vim.v.oldfiles = vim.list({})
call assert_equal([], v:oldfiles)
call assert_fails('lua vim.v.oldfiles = "a"',
\ 'Setting v:oldfiles to value with wrong type')
call assert_equal([], v:oldfiles)
call assert_equal(v:null, luaeval('vim.v.null'))
call assert_fails('lua vim.v.argv[1] = Nil', 'list is locked')
call assert_fails('lua vim.v.argv[1] = nil', 'list is locked')
call assert_fails('lua vim.v.newvar = 1', 'Dictionary is locked')
new
call setline(1, ' foo foo foo')
/foo
call assert_equal([0, 1, 2, 0, 2], getcurpos())
call assert_equal(1, v:searchforward)
normal! n
call assert_equal([0, 1, 6, 0, 6], getcurpos())
lua vim.v.searchforward = 0
call assert_equal(0, v:searchforward)
normal! n
call assert_equal([0, 1, 2, 0, 2], getcurpos())
lua vim.v.searchforward = 1
call assert_equal(1, v:searchforward)
normal! n
call assert_equal([0, 1, 6, 0, 6], getcurpos())
bwipe!
endfunc
" Test for adding, accessing and modifying window-local variables using the
@@ -1076,7 +1098,7 @@ func Test_lua_window_var_table()
call assert_equal(#{a: [1, 2], b: 20}, w:wvar7)
" delete a window variable
lua vim.w.wvar2 = Nil
lua vim.w.wvar2 = nil
call assert_false(exists('w:wvar2'))
new
@@ -1117,7 +1139,7 @@ func Test_lua_buffer_var_table()
call assert_equal(#{a: [1, 2], b: 20}, b:bvar7)
" delete a buffer variable
lua vim.b.bvar2 = Nil
lua vim.b.bvar2 = nil
call assert_false(exists('b:bvar2'))
new
@@ -1158,7 +1180,7 @@ func Test_lua_tabpage_var_table()
call assert_equal(#{a: [1, 2], b: 20}, t:tvar7)
" delete a tabpage variable
lua vim.t.tvar2 = Nil
lua vim.t.tvar2 = nil
call assert_false(exists('t:tvar2'))
tabnew