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vim-patch:8.2.4820: not simple programmatic way to find a specific mapping

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Problem:    Not simple programmatic way to find a specific mapping.
Solution:   Add getmappings(). (Ernie Rael, closes vim/vim#10273)

659c240cf7

Co-authored-by: Ernie Rael <errael@raelity.com>
This commit is contained in:
zeertzjq
2023-11-09 18:16:49 +08:00
parent a4b80c71ea
commit 2dfcd5a22b
6 changed files with 157 additions and 3 deletions
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43
src/nvim/mapping.c
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@@ -2281,6 +2281,49 @@ void f_mapset(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
sid, lnum, false);
}
/// "maplist()" function
void f_getmappings(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
{
const int flags = REPTERM_FROM_PART | REPTERM_DO_LT;
tv_list_alloc_ret(rettv, kListLenUnknown);
// Do it twice: once for global maps and once for local maps.
for (int buffer_local = 0; buffer_local <= 1; buffer_local++) {
for (int hash = 0; hash < 256; hash++) {
mapblock_T *mp;
if (buffer_local) {
mp = curbuf->b_maphash[hash];
} else {
mp = maphash[hash];
}
for (; mp; mp = mp->m_next) {
if (mp->m_simplified) {
continue;
}
char *keys_buf = NULL;
bool did_simplify = false;
char *lhs = str2special_save(mp->m_keys, true, false);
(void)replace_termcodes(lhs, strlen(lhs), &keys_buf, 0, flags, &did_simplify,
CPO_TO_CPO_FLAGS);
xfree(lhs);
Dictionary dict = mapblock_fill_dict(mp,
did_simplify ? keys_buf : NULL,
buffer_local, true);
typval_T d = TV_INITIAL_VALUE;
(void)object_to_vim(DICTIONARY_OBJ(dict), &d, NULL);
assert(d.v_type == VAR_DICT);
tv_list_append_dict(rettv->vval.v_list, d.vval.v_dict);
api_free_dictionary(dict);
xfree(keys_buf);
}
}
}
}
/// "maparg()" function
void f_maparg(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
{