Allow disabling of command exception stack trace

src/main/java/com/mojang/brigadier/exceptions/CommandException.java

@@ -3,10 +3,13 @@ package com.mojang.brigadier.exceptions;
 import java.util.Map;
 
 public class CommandException extends Exception {
+    public static boolean ENABLE_COMMAND_STACK_TRACES = true;
+
     private final CommandExceptionType type;
     private final Map<String, Object> data;
 
     public CommandException(final CommandExceptionType type, final Map<String, Object> data) {
+        super(type.getTypeName(), null, ENABLE_COMMAND_STACK_TRACES, ENABLE_COMMAND_STACK_TRACES);
         this.type = type;
         this.data = data;
     }

src/main/java/com/mojang/brigadier/exceptions/ParameterizedCommandExceptionType.java

@@ -64,4 +64,9 @@ public class ParameterizedCommandExceptionType implements CommandExceptionType {
     public int hashCode() {
         return getTypeName().hashCode();
     }
+
+    @Override
+    public String toString() {
+        return message;
+    }
 }

src/main/java/com/mojang/brigadier/exceptions/SimpleCommandExceptionType.java

@@ -39,4 +39,9 @@ public class SimpleCommandExceptionType implements CommandExceptionType {
     public int hashCode() {
         return getTypeName().hashCode();
     }
+
+    @Override
+    public String toString() {
+        return message;
+    }
 }