patch 8.2.2117: some functions use any value as a string
Problem: Some functions use any value as a string.
Solution: Check that the value is a non-empty string.
diff --git a/src/mbyte.c b/src/mbyte.c
index 0abb164..a4eff78 100644
--- a/src/mbyte.c
+++ b/src/mbyte.c
@@ -5551,13 +5551,8 @@
void
f_charclass(typval_T *argvars, typval_T *rettv UNUSED)
{
- if (argvars[0].v_type != VAR_STRING
- || argvars[0].vval.v_string == NULL
- || *argvars[0].vval.v_string == NUL)
- {
- emsg(_(e_stringreq));
+ if (check_for_string(&argvars[0]) == FAIL)
return;
- }
rettv->vval.v_number = mb_get_class(argvars[0].vval.v_string);
}
#endif