change SlotSafeInventory into SlotValidatedInventory

src/inventory/BaseInventory.php

@@ -37,9 +37,9 @@
 /**
  * This class provides everything needed to implement an inventory, minus the underlying storage system.
  *
- * @phpstan-import-type SlotValidators from SlotSafeInventory
+ * @phpstan-import-type SlotValidators from SlotValidatedInventory
  */
-abstract class BaseInventory implements Inventory, SlotSafeInventory{
+abstract class BaseInventory implements Inventory, SlotValidatedInventory{
 	protected int $maxStackSize = Inventory::MAX_STACK;
 	/** @var Player[] */
 	protected array $viewers = [];

src/inventory/SlotSafeInventory.php → src/inventory/SlotValidatedInventory.php

@@ -27,12 +27,12 @@
 use pocketmine\utils\ObjectSet;
 
 /**
- * A "slot safe inventory" has validators which may restrict items
- * from being placed in particular slots of the inventory.
+ * A "slot validated inventory" has validators which may restrict items
+ * from being placed in particular slots of the inventory when transactions are executed.
  *
  * @phpstan-type SlotValidators ObjectSet<SlotValidator>
  */
-interface SlotSafeInventory{
+interface SlotValidatedInventory{
 	/**
 	 * Returns a set of validators that will be used to determine whether an item can be placed in a particular slot.
 	 * All validators need to return null for the transaction to be allowed.

src/inventory/transaction/action/SlotChangeAction.php

@@ -24,7 +24,7 @@
 namespace pocketmine\inventory\transaction\action;
 
 use pocketmine\inventory\Inventory;
-use pocketmine\inventory\SlotSafeInventory;
+use pocketmine\inventory\SlotValidatedInventory;
 use pocketmine\inventory\transaction\InventoryTransaction;
 use pocketmine\inventory\transaction\TransactionValidationException;
 use pocketmine\item\Item;
@@ -75,7 +75,7 @@ public function validate(Player $source) : void{
 		if($this->targetItem->getCount() > $this->inventory->getMaxStackSize()){
 			throw new TransactionValidationException("Target item exceeds inventory max stack size");
 		}
-		if($this->inventory instanceof SlotSafeInventory && !$this->targetItem->isNull()){
+		if($this->inventory instanceof SlotValidatedInventory && !$this->targetItem->isNull()){
 			foreach($this->inventory->getSlotValidators() as $validator){
 				$ret = $validator->validate($this->inventory, $this->targetItem, $this->inventorySlot);
 				if($ret !== null){