Improve exceptions (#1256)

- Kick more exceptions further up the pipeline to be more likely to be shown to player
- Try to avoid lots of console spamming when it's the same error multiple times
- Allow parsing of FaweExceptions during commands to better give information to players

worldedit-core/src/main/java/com/fastasyncworldedit/core/internal/exception/FaweBlockBagException.java

@@ -5,7 +5,7 @@ import com.fastasyncworldedit.core.configuration.Caption;
 public class FaweBlockBagException extends FaweException {
 
     public FaweBlockBagException() {
-        super(Caption.of("fawe.error.worldedit.some.fails.blockbag"));
+        super(Caption.of("fawe.error.worldedit.some.fails.blockbag"), Type.BLOCK_BAG);
     }
 
 }

worldedit-core/src/main/java/com/fastasyncworldedit/core/internal/exception/FaweChunkLoadException.java

@@ -1,11 +0,0 @@
-package com.fastasyncworldedit.core.internal.exception;
-
-import com.fastasyncworldedit.core.configuration.Caption;
-
-public class FaweChunkLoadException extends FaweException {
-
-    public FaweChunkLoadException() {
-        super(Caption.of("fawe.cancel.worldedit.failed.load.chunk"));
-    }
-
-}

worldedit-core/src/main/java/com/fastasyncworldedit/core/internal/exception/FaweException.java

@@ -13,13 +13,28 @@ public class FaweException extends RuntimeException {
     public static final FaweException _disableQueue = new FaweException("disableQueue");
 
     private final Component message;
+    private final Type type;
 
+    /**
+     * New instance. Defaults to {@link FaweException.Type#OTHER}.
+     */
     public FaweException(String reason) {
         this(TextComponent.of(reason));
     }
 
+    /**
+     * New instance. Defaults to {@link FaweException.Type#OTHER}.
+     */
     public FaweException(Component reason) {
+        this(reason, Type.OTHER);
+    }
+
+    /**
+     * New instance of a given {@link FaweException.Type}
+     */
+    public FaweException(Component reason, Type type) {
         this.message = reason;
+        this.type = type;
     }
 
     @Override
@@ -31,6 +46,14 @@ public class FaweException extends RuntimeException {
         return message;
     }
 
+    /**
+     * Get the {@link FaweException.Type}
+     * @return the {@link FaweException.Type}
+     */
+    public Type getType() {
+        return type;
+    }
+
     public static FaweException get(Throwable e) {
         if (e instanceof FaweException) {
             return (FaweException) e;
@@ -52,4 +75,19 @@ public class FaweException extends RuntimeException {
         return this;
     }
 
+    public enum Type {
+        MANUAL,
+        NO_REGION,
+        OUTSIDE_REGION,
+        MAX_CHECKS,
+        MAX_CHANGES,
+        LOW_MEMORY,
+        MAX_ENTITIES,
+        MAX_TILES,
+        MAX_ITERATIONS,
+        BLOCK_BAG,
+        CHUNK,
+        OTHER
+    }
+
 }