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patch 8.2.3173: Vim9: argument types are not checked at compile time

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Problem:    Vim9: argument types are not checked at compile time.
Solution:   Add more type checks. (Yegappan Lakshmanan, closes #8581)
This commit is contained in:
Yegappan Lakshmanan
2021-07-17 19:11:07 +02:00
committed by Bram Moolenaar
parent 20c370d9f2
commit a9a7c0c602
11 changed files with 329 additions and 31 deletions
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43
src/typval.c
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@@ -352,7 +352,7 @@ tv_get_float(typval_T *varp)
#endif
/*
* Give an error and return FAIL unless "tv" is a string.
* Give an error and return FAIL unless "args[idx]" is a string.
*/
int
check_for_string_arg(typval_T *args, int idx)
@@ -385,7 +385,7 @@ check_for_nonempty_string_arg(typval_T *args, int idx)
}
/*
* Give an error and return FAIL unless "tv" is a number.
* Give an error and return FAIL unless "args[idx]" is a number.
*/
int
check_for_number_arg(typval_T *args, int idx)
@@ -402,7 +402,44 @@ check_for_number_arg(typval_T *args, int idx)
}
/*
* Give an error and return FAIL unless "tv" is a dict.
* Give an error and return FAIL unless "args[idx]" is a bool.
*/
int
check_for_bool_arg(typval_T *args, int idx)
{
if (args[idx].v_type != VAR_BOOL
&& !(args[idx].v_type == VAR_NUMBER
&& (args[idx].vval.v_number == 0
|| args[idx].vval.v_number == 1)))
{
if (idx >= 0)
semsg(_(e_bool_required_for_argument_nr), idx + 1);
else
emsg(_(e_boolreq));
return FAIL;
}
return OK;
}
/*
* Give an error and return FAIL unless "args[idx]" is a list.
*/
int
check_for_list_arg(typval_T *args, int idx)
{
if (args[idx].v_type != VAR_LIST)
{
if (idx >= 0)
semsg(_(e_list_required_for_argument_nr), idx + 1);
else
emsg(_(e_listreq));
return FAIL;
}
return OK;
}
/*
* Give an error and return FAIL unless "args[idx]" is a dict.
*/
int
check_for_dict_arg(typval_T *args, int idx)