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patch 8.0.1394: cannot intercept a yank command

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Problem:    Cannot intercept a yank command.
Solution:   Add the TextYankPost autocommand event. (Philippe Vaucher et al.,
            closes #2333)
This commit is contained in:
Bram Moolenaar
2017-12-16 18:27:02 +01:00
parent 6621605eb9
commit 7e1652c63c
12 changed files with 201 additions and 18 deletions
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67
src/ops.c
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@@ -1645,6 +1645,63 @@ shift_delete_registers()
y_regs[1].y_array = NULL; /* set register one to empty */
}
static void
yank_do_autocmd(oparg_T *oap, yankreg_T *reg)
{
static int recursive = FALSE;
dict_T *v_event;
list_T *list;
int n;
char_u buf[NUMBUFLEN + 2];
long reglen = 0;
if (recursive)
return;
v_event = get_vim_var_dict(VV_EVENT);
list = list_alloc();
for (n = 0; n < reg->y_size; n++)
list_append_string(list, reg->y_array[n], -1);
list->lv_lock = VAR_FIXED;
dict_add_list(v_event, "regcontents", list);
buf[0] = (char_u)oap->regname;
buf[1] = NUL;
dict_add_nr_str(v_event, "regname", 0, buf);
buf[0] = get_op_char(oap->op_type);
buf[1] = get_extra_op_char(oap->op_type);
buf[2] = NUL;
dict_add_nr_str(v_event, "operator", 0, buf);
buf[0] = NUL;
buf[1] = NUL;
switch (get_reg_type(oap->regname, &reglen))
{
case MLINE: buf[0] = 'V'; break;
case MCHAR: buf[0] = 'v'; break;
case MBLOCK:
vim_snprintf((char *)buf, sizeof(buf), "%c%ld", Ctrl_V,
reglen + 1);
break;
}
dict_add_nr_str(v_event, "regtype", 0, buf);
/* Lock the dictionary and its keys */
dict_set_items_ro(v_event);
recursive = TRUE;
textlock++;
apply_autocmds(EVENT_TEXTYANKPOST, NULL, NULL, FALSE, curbuf);
textlock--;
recursive = FALSE;
/* Empty the dictionary, v:event is still valid */
dict_free_contents(v_event);
hash_init(&v_event->dv_hashtab);
}
/*
* Handle a delete operation.
*
@@ -1798,6 +1855,11 @@ op_delete(oparg_T *oap)
return FAIL;
}
}
#ifdef FEAT_AUTOCMD
if (did_yank && has_textyankpost())
yank_do_autocmd(oap, y_current);
#endif
}
/*
@@ -3270,6 +3332,11 @@ op_yank(oparg_T *oap, int deleting, int mess)
# endif
#endif
#ifdef FEAT_AUTOCMD
if (!deleting && has_textyankpost())
yank_do_autocmd(oap, y_current);
#endif
return OK;
fail: /* free the allocated lines */