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vim-patch:8.2.0629: setting a boolean option to v:false does not work

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Problem:    Setting a boolean option to v:false does not work.
Solution:   Do not use the string representation of the value. (Christian
            Brabandt, closes vim/vim#5974)
65d032c779
This commit is contained in:
Billy Su
2020-04-29 15:49:27 +08:00
parent 1805fb469a
commit 22f6da9514
2 changed files with 21 additions and 2 deletions
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8
src/nvim/eval.c
View File

@@ -1838,12 +1838,15 @@ static char_u *ex_let_one(char_u *arg, typval_T *const tv,
int opt_type;
long numval;
char *stringval = NULL;
const char *s = NULL;
const char c1 = *p;
*p = NUL;
varnumber_T n = tv_get_number(tv);
const char *s = tv_get_string_chk(tv); // != NULL if number or string.
if (tv->v_type != VAR_BOOL && tv->v_type != VAR_SPECIAL) {
s = tv_get_string_chk(tv); // != NULL if number or string.
}
if (s != NULL && op != NULL && *op != '=') {
opt_type = get_option_value(arg, &numval, (char_u **)&stringval,
opt_flags);
@@ -1869,7 +1872,8 @@ static char_u *ex_let_one(char_u *arg, typval_T *const tv,
}
}
}
if (s != NULL) {
if (s != NULL || tv->v_type == VAR_BOOL
|| tv->v_type == VAR_SPECIAL) {
set_option_value((const char *)arg, n, s, opt_flags);
arg_end = (char_u *)p;
}

15
src/nvim/testdir/test_options.vim
View File

@@ -561,3 +561,18 @@ func Test_visualbell()
set novisualbell
set belloff=all
endfunc
" Test for setting option values using v:false and v:true
func Test_opt_boolean()
set number&
set number
call assert_equal(1, &nu)
set nonu
call assert_equal(0, &nu)
let &nu = v:true
call assert_equal(1, &nu)
let &nu = v:false
call assert_equal(0, &nu)
set number&
endfunc