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patch 8.2.3221: 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 several more type checks. (Yegappan Lakshmanan, closes #8632)
This commit is contained in:
Yegappan Lakshmanan
2021-07-25 15:57:32 +02:00
committed by Bram Moolenaar
parent 2ec28aec9d
commit a764e73d4f
9 changed files with 189 additions and 17 deletions
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27
src/typval.c
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@@ -421,6 +421,23 @@ check_for_opt_number_arg(typval_T *args, int idx)
|| check_for_number_arg(args, idx) != FAIL);
}
/*
* Give an error and return FAIL unless "args[idx]" is a float or a number.
*/
int
check_for_float_or_nr_arg(typval_T *args, int idx)
{
if (args[idx].v_type != VAR_FLOAT && args[idx].v_type != VAR_NUMBER)
{
if (idx >= 0)
semsg(_(e_number_required_for_argument_nr), idx + 1);
else
emsg(_(e_numberreq));
return FAIL;
}
return OK;
}
/*
* Give an error and return FAIL unless "args[idx]" is a bool.
*/
@@ -652,6 +669,16 @@ check_for_string_or_list_arg(typval_T *args, int idx)
return OK;
}
/*
* Check for an optional string or list argument at 'idx'
*/
int
check_for_opt_string_or_list_arg(typval_T *args, int idx)
{
return (args[idx].v_type == VAR_UNKNOWN
|| check_for_string_or_list_arg(args, idx));
}
/*
* Give an error and return FAIL unless "args[idx]" is a list or a blob.
*/