아이템 구현. 장비매매 추가

hwe/sammo/Constraint/AlwaysFail.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace sammo\Constraint;
+
+//일일히 클래스를 만들기 싫을 때 간단히 끝내는 Constraint
+
+class AlwaysFail extends Constraint{
+    const REQ_VALUES = Constraint::REQ_STRING_ARG;
+
+    public function checkInputValues(bool $throwExeception=true){
+        if(!parent::checkInputValues($throwExeception) && !$throwException){
+            return false;
+        }
+
+        return true;
+    }
+
+    public function test():bool{
+        $this->checkInputValues();
+        $this->tested = true;
+
+        $this->reason = $this->arg;
+        return false;
+    }
+}