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patch 8.2.2918: builtin function can be shadowed by global variable

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Problem:    Builtin function can be shadowed by global variable.
Solution:   Check for builtin function before variable. (Yasuhiro Matsumoto,
            closes #8302)
This commit is contained in:
Bram Moolenaar
2021-05-31 22:15:26 +02:00
parent bb162367ac
commit 3d9c4eefe6
3 changed files with 17 additions and 0 deletions
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7
src/eval.c
View File

@@ -1462,6 +1462,13 @@ set_var_lval(
semsg(_(e_dictkey), lp->ll_newkey);
return;
}
if ((lp->ll_tv->vval.v_dict == get_globvar_dict()
|| lp->ll_tv->vval.v_dict ==
&SCRIPT_ITEM(current_sctx.sc_sid)->sn_vars->sv_dict)
&& (rettv->v_type == VAR_FUNC
|| rettv->v_type == VAR_PARTIAL)
&& var_wrong_func_name(lp->ll_newkey, TRUE))
return;
// Need to add an item to the Dictionary.
di = dictitem_alloc(lp->ll_newkey);

8
src/testdir/test_functions.vim
View File

@@ -2681,4 +2681,12 @@ func Test_gettext()
call assert_fails('call gettext(1)', 'E475:')
endfunc
func Test_builtin_check()
call assert_fails('let g:["trim"] = {x -> " " .. x}', 'E704:')
call assert_fails('let g:.trim = {x -> " " .. x}', 'E704:')
call assert_fails('let s:["trim"] = {x -> " " .. x}', 'E704:')
call assert_fails('let s:.trim = {x -> " " .. x}', 'E704:')
endfunc
" vim: shiftwidth=2 sts=2 expandtab

2
src/version.c
View File

@@ -750,6 +750,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
2918,
/**/
2917,
/**/