patch 8.2.3894: Vim9: no proper type check for first argument of call()
Problem: Vim9: no proper type check for first argument of call().
Solution: Add specific type check.
diff --git a/src/typval.c b/src/typval.c
index 358e04e..2f773b6 100644
--- a/src/typval.c
+++ b/src/typval.c
@@ -757,6 +757,23 @@
}
/*
+ * Give an error and return FAIL unless "args[idx]" is a string
+ * or a function reference.
+ */
+ int
+check_for_string_or_func_arg(typval_T *args, int idx)
+{
+ if (args[idx].v_type != VAR_PARTIAL
+ && args[idx].v_type != VAR_FUNC
+ && args[idx].v_type != VAR_STRING)
+ {
+ semsg(_(e_string_or_function_required_for_argument_nr), idx + 1);
+ return FAIL;
+ }
+ return OK;
+}
+
+/*
* Give an error and return FAIL unless "args[idx]" is a list or a blob.
*/
int