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patch 8.2.0959: using 'quickfixtextfunc' is a bit slow

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Problem:    Using 'quickfixtextfunc' is a bit slow.
Solution:   Process a list of entries. (Yegappan Lakshmanan, closes #6234)
This commit is contained in:
Bram Moolenaar
2020-06-11 19:35:52 +02:00
parent 1de5f7c81d
commit 00e260bb6c
4 changed files with 112 additions and 68 deletions
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92
src/quickfix.c
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@@ -4415,49 +4415,17 @@ qf_update_buffer(qf_info_T *qi, qfline_T *old_last)
*/
static int
qf_buf_add_line(
qf_list_T *qfl, // quickfix list
buf_T *buf, // quickfix window buffer
linenr_T lnum,
qfline_T *qfp,
char_u *dirname,
int qf_winid)
char_u *qftf_str)
{
int len;
buf_T *errbuf;
char_u *qftf;
// If 'quickfixtextfunc' is set, then use the user-supplied function to get
// the text to display
qftf = p_qftf;
// Use the local value of 'quickfixtextfunc' if it is set.
if (qfl->qf_qftf != NULL)
qftf = qfl->qf_qftf;
if (qftf != NULL && *qftf != NUL)
{
char_u *qfbuf_text;
typval_T args[1];
dict_T *d;
// create the dict argument
if ((d = dict_alloc_lock(VAR_FIXED)) == NULL)
return FAIL;
dict_add_number(d, "quickfix", (long)IS_QF_LIST(qfl));
dict_add_number(d, "winid", (long)qf_winid);
dict_add_number(d, "id", (long)qfl->qf_id);
dict_add_number(d, "idx", (long)(lnum + 1));
++d->dv_refcount;
args[0].v_type = VAR_DICT;
args[0].vval.v_dict = d;
qfbuf_text = call_func_retstr(qftf, 1, args);
--d->dv_refcount;
if (qfbuf_text == NULL)
return FAIL;
vim_strncpy(IObuff, qfbuf_text, IOSIZE - 1);
vim_free(qfbuf_text);
}
if (qftf_str != NULL)
vim_strncpy(IObuff, qftf_str, IOSIZE - 1);
else
{
if (qfp->qf_module != NULL)
@@ -4533,6 +4501,41 @@ qf_buf_add_line(
return OK;
}
static list_T *
call_qftf_func(qf_list_T *qfl, int qf_winid, long start_idx, long end_idx)
{
char_u *qftf = p_qftf;
list_T *qftf_list = NULL;
// If 'quickfixtextfunc' is set, then use the user-supplied function to get
// the text to display. Use the local value of 'quickfixtextfunc' if it is
// set.
if (qfl->qf_qftf != NULL)
qftf = qfl->qf_qftf;
if (qftf != NULL && *qftf != NUL)
{
typval_T args[1];
dict_T *d;
// create the dict argument
if ((d = dict_alloc_lock(VAR_FIXED)) == NULL)
return NULL;
dict_add_number(d, "quickfix", (long)IS_QF_LIST(qfl));
dict_add_number(d, "winid", (long)qf_winid);
dict_add_number(d, "id", (long)qfl->qf_id);
dict_add_number(d, "start_idx", start_idx);
dict_add_number(d, "end_idx", end_idx);
++d->dv_refcount;
args[0].v_type = VAR_DICT;
args[0].vval.v_dict = d;
qftf_list = call_func_retlist(qftf, 1, args);
--d->dv_refcount;
}
return qftf_list;
}
/*
* Fill current buffer with quickfix errors, replacing any previous contents.
* curbuf must be the quickfix buffer!
@@ -4546,6 +4549,8 @@ qf_fill_buffer(qf_list_T *qfl, buf_T *buf, qfline_T *old_last, int qf_winid)
linenr_T lnum;
qfline_T *qfp;
int old_KeyTyped = KeyTyped;
list_T *qftf_list = NULL;
listitem_T *qftf_li = NULL;
if (old_last == NULL)
{
@@ -4578,15 +4583,30 @@ qf_fill_buffer(qf_list_T *qfl, buf_T *buf, qfline_T *old_last, int qf_winid)
qfp = old_last->qf_next;
lnum = buf->b_ml.ml_line_count;
}
qftf_list = call_qftf_func(qfl, qf_winid, (long)(lnum + 1),
(long)qfl->qf_count);
if (qftf_list != NULL)
qftf_li = qftf_list->lv_first;
while (lnum < qfl->qf_count)
{
if (qf_buf_add_line(qfl, buf, lnum, qfp, dirname, qf_winid) == FAIL)
char_u *qftf_str = NULL;
if (qftf_li != NULL)
// Use the text supplied by the user defined function
qftf_str = tv_get_string_chk(&qftf_li->li_tv);
if (qf_buf_add_line(buf, lnum, qfp, dirname, qftf_str) == FAIL)
break;
++lnum;
qfp = qfp->qf_next;
if (qfp == NULL)
break;
if (qftf_li != NULL)
qftf_li = qftf_li->li_next;
}
if (old_last == NULL)