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-rw-r--r--src/nvim/eval/typval.c19
-rw-r--r--src/nvim/testdir/test_functions.vim19
-rw-r--r--src/nvim/testdir/test_let.vim1
3 files changed, 26 insertions, 13 deletions
diff --git a/src/nvim/eval/typval.c b/src/nvim/eval/typval.c
index c8f89407b9..13d836071d 100644
--- a/src/nvim/eval/typval.c
+++ b/src/nvim/eval/typval.c
@@ -2206,12 +2206,12 @@ bool tv_dict_get_callback(dict_T *const d, const char *const key, const ptrdiff_
return res;
}
-/// Check for adding a function to g: or s:.
+/// Check for adding a function to g: or l:.
/// If the name is wrong give an error message and return true.
int tv_dict_wrong_func_name(dict_T *d, typval_T *tv, const char *name)
{
return (d == &globvardict || &d->dv_hashtab == get_funccal_local_ht())
- && (tv->v_type == VAR_FUNC || tv->v_type == VAR_PARTIAL)
+ && tv_is_func(*tv)
&& var_wrong_func_name(name, true);
}
@@ -2459,17 +2459,9 @@ void tv_dict_extend(dict_T *const d1, dict_T *const d2, const char *const action
TV_DICT_ITER(d2, di2, {
dictitem_T *const di1 = tv_dict_find(d1, (const char *)di2->di_key, -1);
- if (d1->dv_scope != VAR_NO_SCOPE) {
- // Disallow replacing a builtin function in l: and g:.
- // Check the key to be valid when adding to any scope.
- if (d1->dv_scope == VAR_DEF_SCOPE
- && tv_is_func(di2->di_tv)
- && var_wrong_func_name((const char *)di2->di_key, di1 == NULL)) {
- break;
- }
- if (!valid_varname((const char *)di2->di_key)) {
- break;
- }
+ // Check the key to be valid when adding to any scope.
+ if (d1->dv_scope != VAR_NO_SCOPE && !valid_varname((const char *)di2->di_key)) {
+ break;
}
if (di1 == NULL) {
dictitem_T *const new_di = tv_dict_item_copy(di2);
@@ -2489,6 +2481,7 @@ void tv_dict_extend(dict_T *const d1, dict_T *const d2, const char *const action
|| var_check_ro(di1->di_flags, arg_errmsg, arg_errmsg_len)) {
break;
}
+ // Disallow replacing a builtin function.
if (tv_dict_wrong_func_name(d1, &di2->di_tv, (const char *)di2->di_key)) {
break;
}
diff --git a/src/nvim/testdir/test_functions.vim b/src/nvim/testdir/test_functions.vim
index dbb39d0f23..743022ece4 100644
--- a/src/nvim/testdir/test_functions.vim
+++ b/src/nvim/testdir/test_functions.vim
@@ -2498,6 +2498,25 @@ func Test_builtin_check()
let g:bar = 123
call extend(g:, #{bar: { -> "foo" }}, "keep")
call assert_fails('call extend(g:, #{bar: { -> "foo" }}, "force")', 'E704:')
+ unlet g:bar
+
+ call assert_fails('call extend(l:, #{foo: { -> "foo" }})', 'E704:')
+ let bar = 123
+ call extend(l:, #{bar: { -> "foo" }}, "keep")
+ call assert_fails('call extend(l:, #{bar: { -> "foo" }}, "force")', 'E704:')
+ unlet bar
+
+ call assert_fails('call extend(g:, #{foo: function("extend")})', 'E704:')
+ let g:bar = 123
+ call extend(g:, #{bar: function("extend")}, "keep")
+ call assert_fails('call extend(g:, #{bar: function("extend")}, "force")', 'E704:')
+ unlet g:bar
+
+ call assert_fails('call extend(l:, #{foo: function("extend")})', 'E704:')
+ let bar = 123
+ call extend(l:, #{bar: function("extend")}, "keep")
+ call assert_fails('call extend(l:, #{bar: function("extend")}, "force")', 'E704:')
+ unlet bar
endfunc
diff --git a/src/nvim/testdir/test_let.vim b/src/nvim/testdir/test_let.vim
index 48c5699093..cb883fc238 100644
--- a/src/nvim/testdir/test_let.vim
+++ b/src/nvim/testdir/test_let.vim
@@ -293,6 +293,7 @@ func Test_let_errors()
call assert_fails('let l += 2', 'E734:')
call assert_fails('let g:["a;b"] = 10', 'E461:')
call assert_fails('let g:.min = function("max")', 'E704:')
+ call assert_fails('let g:cos = "" | let g:.cos = {-> 42}', 'E704:')
if has('channel')
let ch = test_null_channel()
call assert_fails('let ch += 1', 'E734:')