Patch 8.2.4867
Problem: Listing of mapping with K_SPECIAL is wrong.
Solution: Adjust escaping of special characters. (closes #10351)
Files: src/map.c, src/message.c, src/testdir/test_mapping.vim
*** ../vim-8.2.4866/src/map.c 2022-05-04 15:40:16.032317666 +0100
--- src/map.c 2022-05-04 18:44:26.443261501 +0100
***************
*** 189,205 ****
if (*mp->m_str == NUL)
msg_puts_attr("<Nop>", HL_ATTR(HLF_8));
else
! {
! // Remove escaping of CSI, because "m_str" is in a format to be used
! // as typeahead.
! char_u *s = vim_strsave(mp->m_str);
! if (s != NULL)
! {
! vim_unescape_csi(s);
! msg_outtrans_special(s, FALSE, 0);
! vim_free(s);
! }
! }
#ifdef FEAT_EVAL
if (p_verbose > 0)
last_set_msg(mp->m_script_ctx);
--- 189,195 ----
if (*mp->m_str == NUL)
msg_puts_attr("<Nop>", HL_ATTR(HLF_8));
else
! msg_outtrans_special(mp->m_str, FALSE, 0);
#ifdef FEAT_EVAL
if (p_verbose > 0)
last_set_msg(mp->m_script_ctx);
*** ../vim-8.2.4866/src/message.c 2022-03-22 20:42:09.174172862 +0000
--- src/message.c 2022-05-04 18:44:26.443261501 +0100
***************
*** 1800,1818 ****
if (has_mbyte && !IS_SPECIAL(c))
{
! int len = (*mb_ptr2len)(str);
! // For multi-byte characters check for an illegal byte.
! if (MB_BYTE2LEN(*str) > len)
{
! transchar_nonprint(curbuf, buf, c);
! *sp = str + 1;
! return buf;
}
// Since 'special' is TRUE the multi-byte character 'c' will be
// processed by get_special_key_name()
! c = (*mb_ptr2char)(str);
! *sp = str + len;
}
else
*sp = str + 1;
--- 1800,1828 ----
if (has_mbyte && !IS_SPECIAL(c))
{
! char_u *p;
! *sp = str;
! // Try to un-escape a multi-byte character after modifiers.
! p = mb_unescape(sp);
!
! if (p == NULL)
{
! int len = (*mb_ptr2len)(str);
!
! // Check for an illegal byte.
! if (MB_BYTE2LEN(*str) > len)
! {
! transchar_nonprint(curbuf, buf, c);
! *sp = str + 1;
! return buf;
! }
! *sp = str + len;
! p = str;
}
// Since 'special' is TRUE the multi-byte character 'c' will be
// processed by get_special_key_name()
! c = (*mb_ptr2char)(p);
}
else
*sp = str + 1;
*** ../vim-8.2.4866/src/testdir/test_mapping.vim 2022-05-02
22:53:41.384211031 +0100
--- src/testdir/test_mapping.vim 2022-05-04 18:44:26.443261501 +0100
***************
*** 482,487 ****
--- 482,507 ----
call assert_match("\tLast set from .*/test_mapping.vim line \\d\\+$",
\ execute('verbose map ,n')->trim()->split("\n")[1])
+ " character with K_SPECIAL byte in rhs
+ nmap foo …
+ call assert_equal(['n foo …'],
+ \ execute('nmap foo')->trim()->split("\n"))
+
+ " modified character with K_SPECIAL byte in rhs
+ nmap foo <M-…>
+ call assert_equal(['n foo <M-…>'],
+ \ execute('nmap foo')->trim()->split("\n"))
+
+ " character with K_SPECIAL byte in lhs
+ nmap … foo
+ call assert_equal(['n … foo'],
+ \ execute('nmap …')->trim()->split("\n"))
+
+ " modified character with K_SPECIAL byte in lhs
+ nmap <M-…> foo
+ call assert_equal(['n <M-…> foo'],
+ \ execute('nmap <M-…>')->trim()->split("\n"))
+
" map to CTRL-V
exe "nmap ,k \<C-V>"
call assert_equal(['n ,k <Nop>'],
*** ../vim-8.2.4866/src/version.c 2022-05-04 18:12:51.217336786 +0100
--- src/version.c 2022-05-04 18:45:36.807158600 +0100
***************
*** 748,749 ****
--- 748,751 ----
{ /* Add new patch number below this line */
+ /**/
+ 4867,
/**/
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