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-rw-r--r--src/nvim/change.c10
-rw-r--r--src/nvim/drawline.c18
-rw-r--r--src/nvim/edit.c5
-rw-r--r--src/nvim/spell.c14
-rw-r--r--src/nvim/undo.c7
5 files changed, 38 insertions, 16 deletions
diff --git a/src/nvim/change.c b/src/nvim/change.c
index f4969d0ca9..9e1767c2f3 100644
--- a/src/nvim/change.c
+++ b/src/nvim/change.c
@@ -43,6 +43,7 @@
#include "nvim/plines.h"
#include "nvim/pos.h"
#include "nvim/search.h"
+#include "nvim/spell.h"
#include "nvim/state.h"
#include "nvim/strings.h"
#include "nvim/textformat.h"
@@ -393,6 +394,15 @@ void changed_bytes(linenr_T lnum, colnr_T col)
{
changedOneline(curbuf, lnum);
changed_common(lnum, col, lnum + 1, 0);
+ // When text has been changed at the end of the line, possibly the start of
+ // the next line may have SpellCap that should be removed or it needs to be
+ // displayed. Schedule the next line for redrawing just in case.
+ // Don't do this when displaying '$' at the end of changed text.
+ if (spell_check_window(curwin)
+ && lnum < curbuf->b_ml.ml_line_count
+ && vim_strchr(p_cpo, CPO_DOLLAR) == NULL) {
+ redrawWinline(curwin, lnum + 1);
+ }
// notify any channels that are watching
buf_updates_send_changes(curbuf, lnum, 1, 1);
diff --git a/src/nvim/drawline.c b/src/nvim/drawline.c
index 927b1247be..54da38a6ff 100644
--- a/src/nvim/drawline.c
+++ b/src/nvim/drawline.c
@@ -1203,12 +1203,7 @@ int win_line(win_T *wp, linenr_T lnum, int startrow, int endrow, bool nochange,
draw_color_col = advance_color_col(VCOL_HLC, &color_cols);
}
- if (wp->w_p_spell
- && !has_fold
- && !end_fill
- && *wp->w_s->b_p_spl != NUL
- && !GA_EMPTY(&wp->w_s->b_langp)
- && *(char **)(wp->w_s->b_langp.ga_data) != NULL) {
+ if (!has_fold && !end_fill && spell_check_window(wp)) {
// Prepare for spell checking.
has_spell = true;
extra_check = true;
@@ -2188,12 +2183,13 @@ int win_line(win_T *wp, linenr_T lnum, int startrow, int endrow, bool nochange,
v = (ptr - line);
if (has_spell && v >= word_end && v > cur_checked_col) {
spell_attr = 0;
- if (c != 0 && ((!has_syntax && !no_plain_buffer) || can_spell)) {
- char *prev_ptr;
+ char *prev_ptr = ptr - mb_l;
+ // do not calculate cap_col at the end of the line or when
+ // only white space is following
+ if (c != 0 && (*skipwhite(prev_ptr) != NUL)
+ && ((!has_syntax && !no_plain_buffer) || can_spell)) {
char *p;
- int len;
hlf_T spell_hlf = HLF_COUNT;
- prev_ptr = ptr - mb_l;
v -= mb_l - 1;
// Use nextline[] if possible, it has the start of the
@@ -2206,7 +2202,7 @@ int win_line(win_T *wp, linenr_T lnum, int startrow, int endrow, bool nochange,
cap_col -= (int)(prev_ptr - line);
size_t tmplen = spell_check(wp, p, &spell_hlf, &cap_col, nochange);
assert(tmplen <= INT_MAX);
- len = (int)tmplen;
+ int len = (int)tmplen;
word_end = (int)v + len;
// In Insert mode only highlight a word that
diff --git a/src/nvim/edit.c b/src/nvim/edit.c
index a25387f5a6..d6d5ff8ac7 100644
--- a/src/nvim/edit.c
+++ b/src/nvim/edit.c
@@ -53,6 +53,7 @@
#include "nvim/popupmenu.h"
#include "nvim/pos.h"
#include "nvim/search.h"
+#include "nvim/spell.h"
#include "nvim/state.h"
#include "nvim/strings.h"
#include "nvim/syntax.h"
@@ -1526,8 +1527,8 @@ void edit_unputchar(void)
}
}
-// Called when p_dollar is set: display a '$' at the end of the changed text
-// Only works when cursor is in the line that changes.
+/// Called when "$" is in 'cpoptions': display a '$' at the end of the changed
+/// text. Only works when cursor is in the line that changes.
void display_dollar(colnr_T col_arg)
{
colnr_T col = col_arg < 0 ? 0 : col_arg;
diff --git a/src/nvim/spell.c b/src/nvim/spell.c
index 84875261f1..498bd56b9e 100644
--- a/src/nvim/spell.c
+++ b/src/nvim/spell.c
@@ -1189,11 +1189,19 @@ bool spell_valid_case(int wordflags, int treeflags)
|| (wordflags & WF_ONECAP) != 0));
}
-// Returns true if spell checking is not enabled.
+/// Return true if spell checking is enabled for "wp".
+bool spell_check_window(win_T *wp)
+{
+ return wp->w_p_spell
+ && *wp->w_s->b_p_spl != NUL
+ && wp->w_s->b_langp.ga_len > 0
+ && *(char **)(wp->w_s->b_langp.ga_data) != NULL;
+}
+
+/// Return true and give an error if spell checking is not enabled.
bool no_spell_checking(win_T *wp)
{
- if (!wp->w_p_spell || *wp->w_s->b_p_spl == NUL
- || GA_EMPTY(&wp->w_s->b_langp)) {
+ if (!wp->w_p_spell || *wp->w_s->b_p_spl == NUL || GA_EMPTY(&wp->w_s->b_langp)) {
emsg(_(e_no_spell));
return true;
}
diff --git a/src/nvim/undo.c b/src/nvim/undo.c
index 00a3922a5b..1eb73d85d7 100644
--- a/src/nvim/undo.c
+++ b/src/nvim/undo.c
@@ -120,6 +120,7 @@
#include "nvim/path.h"
#include "nvim/pos.h"
#include "nvim/sha256.h"
+#include "nvim/spell.h"
#include "nvim/state.h"
#include "nvim/strings.h"
#include "nvim/types.h"
@@ -2372,6 +2373,12 @@ static void u_undoredo(int undo, bool do_buf_event)
}
changed_lines(top + 1, 0, bot, newsize - oldsize, do_buf_event);
+ // When text has been changed, possibly the start of the next line
+ // may have SpellCap that should be removed or it needs to be
+ // displayed. Schedule the next line for redrawing just in case.
+ if (spell_check_window(curwin) && bot <= curbuf->b_ml.ml_line_count) {
+ redrawWinline(curwin, bot);
+ }
// Set the '[ mark.
if (top + 1 < curbuf->b_op_start.lnum) {