Patch 8.2.3747 (after 8.2.3743)
Problem: Cannot remove highlight from an existing sign. (James McCoy)
Solution: Only reject empty argument for a new sign.
Files: src/sign.c, src/testdir/test_signs.vim
*** ../vim-8.2.3746/src/sign.c 2021-12-05 13:02:47.028928408 +0000
--- src/sign.c 2021-12-05 17:36:14.549312453 +0000
***************
*** 1078,1090 ****
return FAIL;
if (linehl != NULL)
! sp->sn_line_hl = syn_check_group(linehl, (int)STRLEN(linehl));
if (texthl != NULL)
! sp->sn_text_hl = syn_check_group(texthl, (int)STRLEN(texthl));
if (culhl != NULL)
! sp->sn_cul_hl = syn_check_group(culhl, (int)STRLEN(culhl));
return OK;
}
--- 1078,1105 ----
return FAIL;
if (linehl != NULL)
! {
! if (*linehl == NUL)
! sp->sn_line_hl = 0;
! else
! sp->sn_line_hl = syn_check_group(linehl, (int)STRLEN(linehl));
! }
if (texthl != NULL)
! {
! if (*texthl == NUL)
! sp->sn_text_hl = 0;
! else
! sp->sn_text_hl = syn_check_group(texthl, (int)STRLEN(texthl));
! }
if (culhl != NULL)
! {
! if (*culhl == NUL)
! sp->sn_cul_hl = 0;
! else
! sp->sn_cul_hl = syn_check_group(culhl, (int)STRLEN(culhl));
! }
return OK;
}
***************
*** 1319,1325 ****
char_u *linehl = NULL;
char_u *texthl = NULL;
char_u *culhl = NULL;
! int failed = FALSE;
// set values for a defined sign.
for (;;)
--- 1334,1344 ----
char_u *linehl = NULL;
char_u *texthl = NULL;
char_u *culhl = NULL;
! int failed = FALSE;
! sign_T *sp_prev;
! int exists;
!
! exists = sign_find(sign_name, &sp_prev) != NULL;
// set values for a defined sign.
for (;;)
***************
*** 1341,1347 ****
else if (STRNCMP(arg, "linehl=", 7) == 0)
{
arg += 7;
! if (check_empty_group(p - arg, "linehl") == FAIL)
{
failed = TRUE;
break;
--- 1360,1366 ----
else if (STRNCMP(arg, "linehl=", 7) == 0)
{
arg += 7;
! if (!exists && check_empty_group(p - arg, "linehl") == FAIL)
{
failed = TRUE;
break;
***************
*** 1351,1357 ****
else if (STRNCMP(arg, "texthl=", 7) == 0)
{
arg += 7;
! if (check_empty_group(p - arg, "texthl") == FAIL)
{
failed = TRUE;
break;
--- 1370,1376 ----
else if (STRNCMP(arg, "texthl=", 7) == 0)
{
arg += 7;
! if (!exists && check_empty_group(p - arg, "texthl") == FAIL)
{
failed = TRUE;
break;
***************
*** 1361,1367 ****
else if (STRNCMP(arg, "culhl=", 6) == 0)
{
arg += 6;
! if (check_empty_group(p - arg, "culhl") == FAIL)
{
failed = TRUE;
break;
--- 1380,1386 ----
else if (STRNCMP(arg, "culhl=", 6) == 0)
{
arg += 6;
! if (!exists && check_empty_group(p - arg, "culhl") == FAIL)
{
failed = TRUE;
break;
*** ../vim-8.2.3746/src/testdir/test_signs.vim 2021-12-05 13:02:47.028928408
+0000
--- src/testdir/test_signs.vim 2021-12-05 17:44:04.663016871 +0000
***************
*** 126,134 ****
call assert_fails("sign define Sign4 text= linehl=Comment", 'E239:')
call assert_fails("sign define Sign4 text=\\ ab linehl=Comment", 'E239:')
! call assert_fails("sign define Sign4 linehl=", 'E1249: Group name missing
for linehl')
! call assert_fails("sign define Sign4 culhl=", 'E1249: Group name missing
for culhl')
! call assert_fails("sign define Sign4 texthl=", 'E1249: Group name missing
for texthl')
" define sign with whitespace
sign define Sign4 text=\ X linehl=Comment
--- 126,159 ----
call assert_fails("sign define Sign4 text= linehl=Comment", 'E239:')
call assert_fails("sign define Sign4 text=\\ ab linehl=Comment", 'E239:')
! " an empty highlight argument for a new sign is an error
! call assert_fails("sign define SignX linehl=", 'E1249: Group name missing
for linehl')
! call assert_fails("sign define SignX culhl=", 'E1249: Group name missing
for culhl')
! call assert_fails("sign define SignX texthl=", 'E1249: Group name missing
for texthl')
!
! " an empty highlight argument for an existing sign clears it
! sign define SignY texthl=TextHl culhl=CulHl linehl=LineHl
! let sl = sign_getdefined('SignY')[0]
! call assert_equal('TextHl', sl.texthl)
! call assert_equal('CulHl', sl.culhl)
! call assert_equal('LineHl', sl.linehl)
!
! sign define SignY texthl= culhl=CulHl linehl=LineHl
! let sl = sign_getdefined('SignY')[0]
! call assert_false(has_key(sl, 'texthl'))
! call assert_equal('CulHl', sl.culhl)
! call assert_equal('LineHl', sl.linehl)
!
! sign define SignY linehl=
! let sl = sign_getdefined('SignY')[0]
! call assert_false(has_key(sl, 'linehl'))
! call assert_equal('CulHl', sl.culhl)
!
! sign define SignY culhl=
! let sl = sign_getdefined('SignY')[0]
! call assert_false(has_key(sl, 'culhl'))
!
! sign undefine SignY
" define sign with whitespace
sign define Sign4 text=\ X linehl=Comment
*** ../vim-8.2.3746/src/version.c 2021-12-05 17:20:20.426818196 +0000
--- src/version.c 2021-12-05 17:44:38.459075482 +0000
***************
*** 755,756 ****
--- 755,758 ----
{ /* Add new patch number below this line */
+ /**/
+ 3747,
/**/
--
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appearance. For example, you wouldn't want engineers to build nuclear power
plants that only _look_ like they would keep all the radiation inside.
(Scott Adams - The Dilbert principle)
/// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net \\\
/// \\\
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