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Inccommand: Multiline substitutions, highlighting, multibyte.

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Make inccomand work with multiline patterns and substitutions. Also care
for proper highlighting and multibyte characters.
This commit is contained in:
KillTheMule
2017-09-02 23:28:49 +02:00
parent 45296b331f
commit 8d929f558c
2 changed files with 190 additions and 65 deletions
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37
src/nvim/buffer.c
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@@ -5278,6 +5278,43 @@ int bufhl_add_hl(buf_T *buf,
return src_id;
}
/// Add highlighting to a buffer, bounded by two cursor positions,
/// with an offset
/// @param buf The buffer to add highlights to
/// @param src_id src_id to use or 0 to use a new src_id group,
/// or -1 for ungrouped highlight.
/// @param hl_id Id of the highlight group to use
/// @param lpos_start Cursor position to start the hightlighting at
/// @param lpos_end Cursor position to end the highlighting at
/// @param offset Move the whole highlighting this many columns to the right
void bufhl_add_hl_pos_offset(buf_T *buf,
int src_id,
int hl_id,
lpos_T pos_start,
lpos_T pos_end,
colnr_T offset)
{
colnr_T hl_start = 0;
colnr_T hl_end = 0;
for (linenr_T lnum = pos_start.lnum; lnum <= pos_end.lnum; lnum ++) {
if (pos_start.lnum < lnum && lnum < pos_end.lnum) {
hl_start = offset;
hl_end = MAXCOL;
} else if (lnum == pos_start.lnum && lnum < pos_end.lnum) {
hl_start = pos_start.col + offset + 1;
hl_end = MAXCOL;
} else if (pos_start.lnum < lnum && lnum == pos_end.lnum) {
hl_start = offset;
hl_end = pos_end.col + offset;
} else if (pos_start.lnum == lnum && pos_end.lnum == lnum) {
hl_start = pos_start.col + offset + 1;
hl_end = pos_end.col + offset;
}
(void)bufhl_add_hl(buf, src_id, hl_id, lnum, hl_start, hl_end);
}
}
/// Clear bufhl highlights from a given source group and range of lines.
///
/// @param buf The buffer to remove highlights from