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patch 8.1.2156: first character after Tab is not highlighted

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Problem:    First character after Tab is not highlighted.
Solution:   Remember the syntax attribute for a column.
This commit is contained in:
Bram Moolenaar
2019-10-16 16:57:06 +02:00
parent a3817730c0
commit 9115c611db
4 changed files with 23 additions and 11 deletions
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14
src/drawline.c
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@@ -289,6 +289,8 @@ win_line(
#ifdef FEAT_SYN_HL
int vcol_save_attr = 0; // saved attr for 'cursorcolumn'
int syntax_attr = 0; // attributes desired by syntax
int prev_syntax_col = -1; // column of prev_syntax_attr
int prev_syntax_attr = 0; // syntax_attr at prev_syntax_col
int has_syntax = FALSE; // this buffer has syntax highl.
int save_did_emsg;
int draw_color_col = FALSE; // highlight colorcolumn
@@ -1414,12 +1416,20 @@ win_line(
did_emsg = FALSE;
v = (long)(ptr - line);
can_spell = TRUE;
syntax_attr = get_syntax_attr((colnr_T)v,
if (v == prev_syntax_col)
// at same column again
syntax_attr = prev_syntax_attr;
else
{
can_spell = TRUE;
syntax_attr = get_syntax_attr((colnr_T)v,
# ifdef FEAT_SPELL
has_spell ? &can_spell :
# endif
NULL, FALSE);
prev_syntax_col = v;
prev_syntax_attr = syntax_attr;
}
// combine syntax attribute with 'wincolor'
if (syntax_attr != 0 && win_attr != 0)