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buf_updates: fix wrong updates on linewise change

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This commit is contained in:
Thomas Vigouroux 2020-09-18 08:44:32 +02:00
parent 6dc815530b
commit 179f0bca18
2 changed files with 42 additions and 7 deletions
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25
src/nvim/ops.c
View File

@ -1544,15 +1544,19 @@ int op_delete(oparg_T *oap)
oap->line_count = 0; // no lines deleted
} else if (oap->motion_type == kMTLineWise) {
if (oap->op_type == OP_CHANGE) {
/* Delete the lines except the first one. Temporarily move the
* cursor to the next line. Save the current line number, if the
* last line is deleted it may be changed.
*/
// Delete the lines except the first one. Temporarily move the
// cursor to the next line. Save the current line number, if the
// last line is deleted it may be changed.
if (oap->line_count > 1) {
lnum = curwin->w_cursor.lnum;
++curwin->w_cursor.lnum;
del_lines(oap->line_count - 1, TRUE);
curwin->w_cursor.lnum = lnum;
extmark_adjust(curbuf, curwin->w_cursor.lnum,
curwin->w_cursor.lnum + oap->line_count - 1,
MAXLNUM, 0, kExtmarkUndo);
}
if (u_save_cursor() == FAIL)
return FAIL;
@ -1561,9 +1565,16 @@ int op_delete(oparg_T *oap)
did_ai = true; // delete the indent when ESC hit
ai_col = curwin->w_cursor.col;
} else
beginline(0); /* cursor in column 0 */
truncate_line(FALSE); /* delete the rest of the line */
/* leave cursor past last char in line */
beginline(0); // cursor in column 0
int old_len = (int)STRLEN(ml_get(curwin->w_cursor.lnum));
truncate_line(FALSE); // delete the rest of the line
extmark_splice_cols(curbuf,
(int)curwin->w_cursor.lnum, curwin->w_cursor.col,
old_len - curwin->w_cursor.col, 0, kExtmarkUndo);
// leave cursor past last char in line
if (oap->line_count > 1)
u_clearline(); /* "U" command not possible after "2cc" */
} else {

24
test/functional/lua/buffer_updates_spec.lua
View File

@ -289,6 +289,12 @@ describe('lua: nvim_buf_attach on_bytes', function()
if verify then
for _, event in ipairs(events) do
for _, elem in ipairs(event) do
if type(elem) == "number" and elem < 0 then
fail(string.format("Received event has negative values"))
end
end
if event[1] == verify_name and event[2] == "bytes" then
local _, _, _, _, _, _, start_byte, _, _, old_byte, _, _, new_byte = unpack(event)
local before = string.sub(shadowbytes, 1, start_byte)
@ -411,6 +417,24 @@ describe('lua: nvim_buf_attach on_bytes', function()
{ "test1", "bytes", 1, 3, 0, 0, 0, 0, 0, 0, 0, 1, 1 };
}
end)
it("changing lines", function()
local check_events = setup_eventcheck(verify, origlines)
feed "cc"
check_events {
{ "test1", "bytes", 1, 4, 1, 0, 1, 0, 15, 15, 0, 0, 0 };
}
feed "<ESC>"
check_events {}
feed "c3j"
check_events {
{ "test1", "bytes", 1, 4, 1, 0, 1, 3, 0, 48, 0, 0, 0 };
{ "test1", "bytes", 1, 5, 0, 0, 0, 4, 0, 0, 4, 0, 51 };
}
end)
end
describe('(with verify) handles', function()