From 1dd0dac462f93d58670696c377d44bce16b6f53e Mon Sep 17 00:00:00 2001
From: dordsor21 <dordsor21@gmail.com>
Date: Thu, 16 Sep 2021 17:49:16 +0100
Subject: [PATCH] Correct equality check for adding post processor

---
 .../src/main/java/com/sk89q/worldedit/extent/Extent.java        | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/worldedit-core/src/main/java/com/sk89q/worldedit/extent/Extent.java b/worldedit-core/src/main/java/com/sk89q/worldedit/extent/Extent.java
index 1b117fc3a..9d4fa8dfd 100644
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/extent/Extent.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/extent/Extent.java
@@ -863,7 +863,7 @@ public interface Extent extends InputExtent, OutputExtent {
     }
 
     default Extent addPostProcessor(IBatchProcessor processor) {
-        if (processor.getScope() == ProcessorScope.READING_SET_BLOCKS) {
+        if (processor.getScope() != ProcessorScope.READING_SET_BLOCKS) {
             throw new IllegalArgumentException("You cannot alter blocks in a PostProcessor");
         }
         return processor.construct(this);