Remove log4j as much as possible (#1334)

src/main/java/carpet/CarpetSettings.java

@@ -22,8 +22,9 @@ import net.minecraft.world.level.ChunkPos;
 import net.minecraft.world.level.Level;
 import net.minecraft.world.level.block.Block;
 import net.minecraft.world.level.block.Blocks;
-import org.apache.logging.log4j.LogManager;
-import org.apache.logging.log4j.Logger;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.util.Iterator;
 import java.util.Locale;
@@ -45,7 +46,7 @@ import static carpet.settings.RuleCategory.CLIENT;
 public class CarpetSettings
 {
     public static final String carpetVersion = "1.4.63+v220220";
-    public static final Logger LOG = LogManager.getLogger("carpet");
+    public static final Logger LOG = LoggerFactory.getLogger("carpet");
     public static ThreadLocal<Boolean> skipGenerationChecks = ThreadLocal.withInitial(() -> false);
     public static ThreadLocal<Boolean> impendingFillSkipUpdates = ThreadLocal.withInitial(() -> false);
     public static int runPermissionLevel = 2;

src/main/java/carpet/mixins/ServerPlayerMixin.java

@@ -43,11 +43,11 @@ public abstract class ServerPlayerMixin implements ServerPlayerEntityInterface
         }
         catch (StackOverflowError soe)
         {
-            CarpetSettings.LOG.fatal("Caused stack overflow when performing player action", soe);
+            CarpetSettings.LOG.error("Caused stack overflow when performing player action", soe);
         }
         catch (Throwable exc)
         {
-            CarpetSettings.LOG.fatal("Error executing player tasks", exc);
+            CarpetSettings.LOG.error("Error executing player tasks", exc);
         }
     }
 }

src/main/java/carpet/script/CarpetScriptServer.java

@@ -34,8 +34,8 @@ import net.minecraft.commands.CommandSourceStack;
 import net.minecraft.server.MinecraftServer;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.world.level.storage.LevelResource;
-import org.apache.logging.log4j.LogManager;
-import org.apache.logging.log4j.Logger;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
 import java.nio.file.FileVisitOption;
@@ -57,7 +57,7 @@ import java.util.stream.Collectors;
 public class CarpetScriptServer
 {
     //make static for now, but will change that later:
-    public static final Logger LOG = LogManager.getLogger("scarpet");
+    public static final Logger LOG = LoggerFactory.getLogger("Scarpet");
     public final MinecraftServer server;
     public  CarpetScriptHost globalHost;
     public  Map<String, CarpetScriptHost> modules;

src/main/java/carpet/script/ScriptHost.java

@@ -4,13 +4,12 @@ import carpet.script.bundled.Module;
 import carpet.script.exception.ExpressionException;
 import carpet.script.exception.IntegrityException;
 import carpet.script.exception.InternalExpressionException;
-import carpet.script.language.Arithmetic;
 import carpet.script.value.FunctionValue;
 import carpet.script.value.Value;
 import it.unimi.dsi.fastutil.longs.Long2ObjectOpenHashMap;
 import it.unimi.dsi.fastutil.objects.Object2ObjectOpenHashMap;
-import org.apache.logging.log4j.LogManager;
-import org.apache.logging.log4j.Logger;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.util.HashMap;
 import java.util.HashSet;
@@ -440,7 +439,7 @@ public abstract class ScriptHost
         errorSnooper=null;
     }
 
-    public static final Logger DEPRECATION_LOG = LogManager.getLogger("Scarpet Deprecation Warnings");
+    public static final Logger DEPRECATION_LOG = LoggerFactory.getLogger("Scarpet Deprecation Warnings");
 
     public boolean issueDeprecation(String feature)
     {

src/main/java/carpet/script/api/Auxiliary.java

@@ -830,11 +830,14 @@ public class Auxiliary {
                 String level = lv.get(0).getString().toLowerCase(Locale.ROOT);
                 res = lv.get(1);
                 switch(level){
-                    case "error": CarpetScriptServer.LOG.error(res.getString()); break;
-                    case "warn":  CarpetScriptServer.LOG.warn(res.getString());  break;
                     case "debug": CarpetScriptServer.LOG.debug(res.getString()); break;
-                    case "fatal": CarpetScriptServer.LOG.fatal(res.getString()); break;
+                    case "warn":  CarpetScriptServer.LOG.warn(res.getString());  break;
                     case "info":  CarpetScriptServer.LOG.info(res.getString());  break;
+                    case "fatal":
+                        // Somehow issue deprecation
+                    case "error":
+                        CarpetScriptServer.LOG.error(res.getString());
+                        break;
                     default: throw new InternalExpressionException("Unknown log level for 'logger': "+level);
                 }
             }

src/main/java/carpet/script/argument/FileArgument.java

@@ -379,9 +379,9 @@ public class FileArgument
                 }
                 catch (IOException secondIO)
                 {
-                    CarpetScriptServer.LOG.warn("IOException when trying to read nbt file, something may have gone wrong with the fs",e);
-                    CarpetScriptServer.LOG.catching(ioException);
-                    CarpetScriptServer.LOG.catching(secondIO);
+                    CarpetScriptServer.LOG.warn("IOException when trying to read nbt file, something may have gone wrong with the fs", e);
+                    CarpetScriptServer.LOG.warn("", ioException);
+                    CarpetScriptServer.LOG.warn("", secondIO);
                     throw new ThrowStatement("Not a valid NBT tag in "+path.toString(), Throwables.NBT_ERROR);
                 }
             }

src/main/java/carpet/script/value/Value.java

@@ -43,7 +43,7 @@ public abstract class Value implements Comparable<Value>, Cloneable
         catch (CloneNotSupportedException e)
         {
             // should not happen
-            CarpetSettings.LOG.catching(e);
+            CarpetSettings.LOG.error("Failed to clone variable", e);
             throw new InternalExpressionException("Variable of type "+getTypeString()+" is not cloneable. Tell gnembon about it, this shoudn't happen");
         }
         copy.boundVariable = var;

src/main/java/carpet/utils/Messenger.java

@@ -15,8 +15,8 @@ import net.minecraft.world.entity.MobCategory;
 import net.minecraft.world.entity.player.Player;
 import net.minecraft.world.level.Level;
 import net.minecraft.world.phys.Vec3;
-import org.apache.logging.log4j.LogManager;
-import org.apache.logging.log4j.Logger;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.util.ArrayList;
 import java.util.Collection;
@@ -28,7 +28,7 @@ import java.util.regex.Pattern;
 
 public class Messenger
 {
-    public static final Logger LOG = LogManager.getLogger("Messaging System");
+    public static final Logger LOG = LoggerFactory.getLogger("Messaging System");
 
     private static final Pattern colorExtract = Pattern.compile("#([0-9a-fA-F]{6})");
     public enum CarpetFormatting