Patch 8.2.2133
Problem: Vim9: checking for a non-empty string is too strict.
Solution: Check for any string. (closes #7447)
Files: src/typval.c, src/proto/typval.pro, src/errors.h, src/filepath.c,
src/testdir/test_vim9_builtin.vim
*** ../vim-8.2.2132/src/typval.c 2020-12-09 12:41:44.934219841 +0100
--- src/typval.c 2020-12-12 18:33:18.436963618 +0100
***************
*** 341,359 ****
#endif
/*
! * Give an error and return FAIL unless "tv" is a non-empty string.
*/
int
check_for_string(typval_T *tv)
{
! if (tv->v_type != VAR_STRING
! || tv->vval.v_string == NULL
! || *tv->vval.v_string == NUL)
{
emsg(_(e_stringreq));
return FAIL;
}
return OK;
}
/*
--- 341,373 ----
#endif
/*
! * Give an error and return FAIL unless "tv" is a string.
*/
int
check_for_string(typval_T *tv)
{
! if (tv->v_type != VAR_STRING)
{
emsg(_(e_stringreq));
return FAIL;
}
return OK;
+ }
+
+ /*
+ * Give an error and return FAIL unless "tv" is a non-empty string.
+ */
+ int
+ check_for_nonempty_string(typval_T *tv)
+ {
+ if (check_for_string(tv) == FAIL)
+ return FAIL;
+ if (tv->vval.v_string == NULL || *tv->vval.v_string == NUL)
+ {
+ emsg(_(e_non_empty_string_required));
+ return FAIL;
+ }
+ return OK;
}
/*
*** ../vim-8.2.2132/src/proto/typval.pro 2020-12-09 12:41:44.934219841
+0100
--- src/proto/typval.pro 2020-12-12 18:39:30.587820767 +0100
***************
*** 10,15 ****
--- 10,16 ----
varnumber_T tv_get_bool_chk(typval_T *varp, int *denote);
float_T tv_get_float(typval_T *varp);
int check_for_string(typval_T *tv);
+ int check_for_nonempty_string(typval_T *tv);
char_u *tv_get_string(typval_T *varp);
char_u *tv_get_string_buf(typval_T *varp, char_u *buf);
char_u *tv_get_string_chk(typval_T *varp);
*** ../vim-8.2.2132/src/errors.h 2020-11-28 18:52:29.999995143 +0100
--- src/errors.h 2020-12-12 18:38:56.359926045 +0100
***************
*** 313,315 ****
--- 313,317 ----
INIT(= N_("E1140: For argument must be a sequence of lists"));
EXTERN char e_indexable_type_required[]
INIT(= N_("E1141: Indexable type required"));
+ EXTERN char e_non_empty_string_required[]
+ INIT(= N_("E1142: Non-empty string required"));
*** ../vim-8.2.2132/src/filepath.c 2020-12-09 12:41:44.934219841 +0100
--- src/filepath.c 2020-12-12 18:54:49.412986654 +0100
***************
*** 876,882 ****
{
char_u *p = NULL;
! if (in_vim9script() && check_for_string(&argvars[0]) == FAIL)
return;
(void)mch_can_exe(tv_get_string(&argvars[0]), &p, TRUE);
rettv->v_type = VAR_STRING;
--- 876,882 ----
{
char_u *p = NULL;
! if (in_vim9script() && check_for_nonempty_string(&argvars[0]) == FAIL)
return;
(void)mch_can_exe(tv_get_string(&argvars[0]), &p, TRUE);
rettv->v_type = VAR_STRING;
***************
*** 942,948 ****
rettv->vval.v_string = NULL;
rettv->v_type = VAR_STRING;
! if (in_vim9script() && check_for_string(&argvars[0]) == FAIL)
return;
#ifdef FEAT_SEARCHPATH
--- 942,948 ----
rettv->vval.v_string = NULL;
rettv->v_type = VAR_STRING;
! if (in_vim9script() && check_for_nonempty_string(&argvars[0]) == FAIL)
return;
#ifdef FEAT_SEARCHPATH
***************
*** 1028,1036 ****
return;
fname = tv_get_string_chk(&argvars[0]);
mods = tv_get_string_buf_chk(&argvars[1], buf);
! if (fname == NULL || mods == NULL)
fname = NULL;
! else
{
len = (int)STRLEN(fname);
(void)modify_fname(mods, FALSE, &usedlen, &fname, &fbuf, &len);
--- 1028,1036 ----
return;
fname = tv_get_string_chk(&argvars[0]);
mods = tv_get_string_buf_chk(&argvars[1], buf);
! if (fname == NULL)
fname = NULL;
! else if (mods != NULL && *mods != NUL)
{
len = (int)STRLEN(fname);
(void)modify_fname(mods, FALSE, &usedlen, &fname, &fbuf, &len);
*** ../vim-8.2.2132/src/testdir/test_vim9_builtin.vim 2020-12-09
12:41:44.934219841 +0100
--- src/testdir/test_vim9_builtin.vim 2020-12-12 18:57:41.924453597 +0100
***************
*** 186,200 ****
enddef
def Test_executable()
CheckDefExecFailure(['echo executable(true)'], 'E928:')
- CheckDefExecFailure(['echo executable(v:null)'], 'E928:')
- CheckDefExecFailure(['echo executable("")'], 'E928:')
enddef
def Test_exepath()
CheckDefExecFailure(['echo exepath(true)'], 'E928:')
CheckDefExecFailure(['echo exepath(v:null)'], 'E928:')
! CheckDefExecFailure(['echo exepath("")'], 'E928:')
enddef
def Test_expand()
--- 186,202 ----
enddef
def Test_executable()
+ assert_false(executable(""))
+ assert_false(executable(test_null_string()))
+
+ CheckDefExecFailure(['echo executable(123)'], 'E928:')
CheckDefExecFailure(['echo executable(true)'], 'E928:')
enddef
def Test_exepath()
CheckDefExecFailure(['echo exepath(true)'], 'E928:')
CheckDefExecFailure(['echo exepath(v:null)'], 'E928:')
! CheckDefExecFailure(['echo exepath("")'], 'E1142:')
enddef
def Test_expand()
***************
*** 254,289 ****
enddef
def Test_filereadable()
CheckDefExecFailure(['echo filereadable(true)'], 'E928:')
- CheckDefExecFailure(['echo filereadable(v:null)'], 'E928:')
- CheckDefExecFailure(['echo filereadable("")'], 'E928:')
enddef
def Test_filewritable()
CheckDefExecFailure(['echo filewritable(true)'], 'E928:')
- CheckDefExecFailure(['echo filewritable(v:null)'], 'E928:')
- CheckDefExecFailure(['echo filewritable("")'], 'E928:')
enddef
def Test_finddir()
CheckDefExecFailure(['echo finddir(true)'], 'E928:')
CheckDefExecFailure(['echo finddir(v:null)'], 'E928:')
! CheckDefExecFailure(['echo finddir("")'], 'E928:')
enddef
def Test_findfile()
CheckDefExecFailure(['echo findfile(true)'], 'E928:')
CheckDefExecFailure(['echo findfile(v:null)'], 'E928:')
! CheckDefExecFailure(['echo findfile("")'], 'E928:')
enddef
def Test_fnamemodify()
CheckDefExecFailure(['echo fnamemodify(true, ":p")'], 'E928:')
CheckDefExecFailure(['echo fnamemodify(v:null, ":p")'], 'E928:')
- CheckDefExecFailure(['echo fnamemodify("", ":p")'], 'E928:')
CheckDefExecFailure(['echo fnamemodify("file", true)'], 'E928:')
- CheckDefExecFailure(['echo fnamemodify("file", v:null)'], 'E928:')
- CheckDefExecFailure(['echo fnamemodify("file", "")'], 'E928:')
enddef
def Test_filter_wrong_dict_key_type()
--- 256,297 ----
enddef
def Test_filereadable()
+ assert_false(filereadable(""))
+ assert_false(filereadable(test_null_string()))
+
+ CheckDefExecFailure(['echo filereadable(123)'], 'E928:')
CheckDefExecFailure(['echo filereadable(true)'], 'E928:')
enddef
def Test_filewritable()
+ assert_false(filewritable(""))
+ assert_false(filewritable(test_null_string()))
+
+ CheckDefExecFailure(['echo filewritable(123)'], 'E928:')
CheckDefExecFailure(['echo filewritable(true)'], 'E928:')
enddef
def Test_finddir()
CheckDefExecFailure(['echo finddir(true)'], 'E928:')
CheckDefExecFailure(['echo finddir(v:null)'], 'E928:')
! CheckDefExecFailure(['echo finddir("")'], 'E1142:')
enddef
def Test_findfile()
CheckDefExecFailure(['echo findfile(true)'], 'E928:')
CheckDefExecFailure(['echo findfile(v:null)'], 'E928:')
! CheckDefExecFailure(['echo findfile("")'], 'E1142:')
enddef
def Test_fnamemodify()
+ CheckDefSuccess(['echo fnamemodify(test_null_string(), ":p")'])
+ CheckDefSuccess(['echo fnamemodify("", ":p")'])
+ CheckDefSuccess(['echo fnamemodify("file", test_null_string())'])
+ CheckDefSuccess(['echo fnamemodify("file", "")'])
+
CheckDefExecFailure(['echo fnamemodify(true, ":p")'], 'E928:')
CheckDefExecFailure(['echo fnamemodify(v:null, ":p")'], 'E928:')
CheckDefExecFailure(['echo fnamemodify("file", true)'], 'E928:')
enddef
def Test_filter_wrong_dict_key_type()
***************
*** 359,385 ****
enddef
def Test_getfperm()
CheckDefExecFailure(['echo getfperm(true)'], 'E928:')
CheckDefExecFailure(['echo getfperm(v:null)'], 'E928:')
- CheckDefExecFailure(['echo getfperm("")'], 'E928:')
enddef
def Test_getfsize()
CheckDefExecFailure(['echo getfsize(true)'], 'E928:')
CheckDefExecFailure(['echo getfsize(v:null)'], 'E928:')
- CheckDefExecFailure(['echo getfsize("")'], 'E928:')
enddef
def Test_getftime()
CheckDefExecFailure(['echo getftime(true)'], 'E928:')
CheckDefExecFailure(['echo getftime(v:null)'], 'E928:')
- CheckDefExecFailure(['echo getftime("")'], 'E928:')
enddef
def Test_getftype()
CheckDefExecFailure(['echo getftype(true)'], 'E928:')
CheckDefExecFailure(['echo getftype(v:null)'], 'E928:')
- CheckDefExecFailure(['echo getftype("")'], 'E928:')
enddef
def Test_getqflist_return_type()
--- 367,401 ----
enddef
def Test_getfperm()
+ assert_equal('', getfperm(""))
+ assert_equal('', getfperm(test_null_string()))
+
CheckDefExecFailure(['echo getfperm(true)'], 'E928:')
CheckDefExecFailure(['echo getfperm(v:null)'], 'E928:')
enddef
def Test_getfsize()
+ assert_equal(-1, getfsize(""))
+ assert_equal(-1, getfsize(test_null_string()))
+
CheckDefExecFailure(['echo getfsize(true)'], 'E928:')
CheckDefExecFailure(['echo getfsize(v:null)'], 'E928:')
enddef
def Test_getftime()
+ assert_equal(-1, getftime(""))
+ assert_equal(-1, getftime(test_null_string()))
+
CheckDefExecFailure(['echo getftime(true)'], 'E928:')
CheckDefExecFailure(['echo getftime(v:null)'], 'E928:')
enddef
def Test_getftype()
+ assert_equal('', getftype(""))
+ assert_equal('', getftype(test_null_string()))
+
CheckDefExecFailure(['echo getftype(true)'], 'E928:')
CheckDefExecFailure(['echo getftype(v:null)'], 'E928:')
enddef
def Test_getqflist_return_type()
*** ../vim-8.2.2132/src/version.c 2020-12-12 18:17:46.463804077 +0100
--- src/version.c 2020-12-12 18:34:21.716768724 +0100
***************
*** 752,753 ****
--- 752,755 ----
{ /* Add new patch number below this line */
+ /**/
+ 2133,
/**/
--
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