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patch 8.2.3100: Vim9: no error when using type with unknown number of args

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Problem:    Vim9: no error when using type with unknown number of arguments.
Solution:   Do not ignore argument count of -1. (closes #8492)
This commit is contained in:
Bram Moolenaar
2021-07-04 15:54:08 +02:00
parent 4197828dc6
commit 7a40ff00ed
7 changed files with 35 additions and 8 deletions
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14
src/vim9type.c
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@@ -260,6 +260,7 @@ typval2type_int(typval_T *tv, int copyID, garray_T *type_gap, int do_member)
type_T *type;
type_T *member_type = &t_any;
int argcount = 0;
int min_argcount = 0;
if (tv->v_type == VAR_NUMBER)
return &t_number;
@@ -337,8 +338,7 @@ typval2type_int(typval_T *tv, int copyID, garray_T *type_gap, int do_member)
if (idx >= 0)
{
// TODO: get actual arg count and types
argcount = -1;
internal_func_get_argcount(idx, &argcount, &min_argcount);
member_type = internal_func_ret_type(idx, 0, NULL);
}
else
@@ -364,6 +364,7 @@ typval2type_int(typval_T *tv, int copyID, garray_T *type_gap, int do_member)
return NULL;
type->tt_type = tv->v_type;
type->tt_argcount = argcount;
type->tt_min_argcount = min_argcount;
type->tt_member = member_type;
return type;
@@ -525,9 +526,9 @@ check_type(type_T *expected, type_T *actual, int give_msg, where_T where)
ret = check_type(expected->tt_member, actual->tt_member,
FALSE, where);
if (ret == OK && expected->tt_argcount != -1
&& actual->tt_argcount != -1
&& (actual->tt_argcount < expected->tt_min_argcount
|| actual->tt_argcount > expected->tt_argcount))
&& (actual->tt_argcount == -1
|| (actual->tt_argcount < expected->tt_min_argcount
|| actual->tt_argcount > expected->tt_argcount)))
ret = FAIL;
if (ret == OK && expected->tt_args != NULL
&& actual->tt_args != NULL)
@@ -1032,7 +1033,10 @@ common_type(type_T *type1, type_T *type2, type_T **dest, garray_T *type_gap)
}
}
else
// Use -1 for "tt_argcount" to indicate an unknown number of
// arguments.
*dest = alloc_func_type(common, -1, type_gap);
// Use the minimum of min_argcount.
(*dest)->tt_min_argcount =
type1->tt_min_argcount < type2->tt_min_argcount