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patch 8.2.1506: Vim9: no error when using a number other than 0 or 1 as bool

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Problem:    Vim9: no error when using a number other than 0 or 1 as bool.
Solution:   Check the number is 0 or 1.
This commit is contained in:
Bram Moolenaar
2020-08-22 15:06:35 +02:00
parent 1b04ce2d40
commit d70840ed68
4 changed files with 23 additions and 5 deletions
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3
src/errors.h
View File

@@ -73,7 +73,8 @@ EXTERN char e_const_requires_a_value[]
INIT(= N_("E1021: const requires a value"));
EXTERN char e_type_or_initialization_required[]
INIT(= N_("E1022: type or initialization required"));
// E1023 unused
EXTERN char e_using_number_as_bool_nr[]
INIT(= N_("E1023: Using a Number as a Bool: %d"));
EXTERN char e_using_number_as_string[]
INIT(= N_("E1024: Using a Number as a String"));
EXTERN char e_using_rcurly_outside_if_block_scope[]

14
src/testdir/test_vim9_func.vim
View File

@@ -1389,12 +1389,22 @@ def Test_search()
new
setline(1, ['foo', 'bar'])
let val = 0
# skip expr returns boolean
assert_equal(2, search('bar', 'W', 0, 0, {-> val == 1}))
:1
assert_equal(0, search('bar', 'W', 0, 0, {-> val == 0}))
# skip expr returns number, only 0 and 1 are accepted
:1
assert_equal(2, search('bar', 'W', 0, 0, {-> 0}))
:1
assert_equal(0, search('bar', 'W', 0, 0, {-> 1}))
assert_fails("search('bar', '', 0, 0, {-> -1})", 'E1023:')
assert_fails("search('bar', '', 0, 0, {-> -1})", 'E1023:')
enddef
def Test_readdir()
eval expand('.')->readdir({e -> e[0] !=# '.'})
eval expand('.')->readdirex({e -> e.name[0] !=# '.'})
eval expand('sautest')->readdir({e -> e[0] !=# '.'})
eval expand('sautest')->readdirex({e -> e.name[0] !=# '.'})
enddef
def Test_setbufvar()

9
src/typval.c
View File

@@ -177,6 +177,12 @@ tv_get_bool_or_number_chk(typval_T *varp, int *denote, int want_bool)
switch (varp->v_type)
{
case VAR_NUMBER:
if (want_bool && varp->vval.v_number != 0
&& varp->vval.v_number != 1)
{
semsg(_(e_using_number_as_bool_nr), varp->vval.v_number);
break;
}
return varp->vval.v_number;
case VAR_FLOAT:
#ifdef FEAT_FLOAT
@@ -261,13 +267,12 @@ tv_get_number_chk(typval_T *varp, int *denote)
/*
* Get the boolean value of "varp". This is like tv_get_number_chk(),
* but in Vim9 script accepts Number and Bool.
* but in Vim9 script accepts Number (0 and 1) and Bool/Special.
*/
varnumber_T
tv_get_bool(typval_T *varp)
{
return tv_get_bool_or_number_chk(varp, NULL, TRUE);
}
/*

2
src/version.c
View File

@@ -754,6 +754,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
1506,
/**/
1505,
/**/