Fix prepondFix for msons

src/com/massivecraft/massivecore/command/editor/CommandEditContainerAbstract.java

@@ -129,20 +129,14 @@ public abstract class CommandEditContainerAbstract<O, V> extends CommandEditAbst
 		Collection<Object> additions = ContainerUtil.getAdditions(before, after);
 		if ( ! additions.isEmpty())
 		{
-			messages.add(mson(
+			messages.add(Mson.prepondfix(mson("Additions: ").color(ChatColor.AQUA), this.getValueType().getVisualMson((V) additions), null));
-				mson("Additions: ").color(ChatColor.AQUA),
-				this.getValueType().getVisualMson((V) additions)
-			));
 		}
 		
 		// Note: The result of getDeletions is not actually V, but the implementation doesn't care.
 		Collection<Object> deletions = ContainerUtil.getDeletions(before, after);
 		if ( ! deletions.isEmpty())
 		{
-			messages.add(mson(
+			messages.add(Mson.prepondfix(mson("Deletions: ").color(ChatColor.AQUA), this.getValueType().getVisualMson((V) deletions), null));
-				mson("Deletions: ").color(ChatColor.AQUA),
-				this.getValueType().getVisualMson((V) deletions)
-			));
 		}
 		
 		message(messages);

src/com/massivecraft/massivecore/command/editor/CommandEditContainerRemove.java

@@ -1,7 +1,7 @@
 package com.massivecraft.massivecore.command.editor;
 
+import java.util.Collection;
 import java.util.Iterator;
-import java.util.List;
 import java.util.Map;
 import java.util.Map.Entry;
 
@@ -32,7 +32,7 @@ public class CommandEditContainerRemove<O, V> extends CommandEditContainerAbstra
 	{
 		if (this.isCollection())
 		{
-			this.alterCollection((List<?>) container);
+			this.alterCollection((Collection<?>) container);
 		}
 		else
 		{
@@ -44,7 +44,7 @@ public class CommandEditContainerRemove<O, V> extends CommandEditContainerAbstra
 	// OVERRIDE > COLLECTION
 	// -------------------------------------------- //
 	
-	public void alterCollection(List<?> elements) throws MassiveException
+	public void alterCollection(Collection<?> elements) throws MassiveException
 	{
 		// Args
 		Object element = this.readElement();

src/com/massivecraft/massivecore/mson/Mson.java

@@ -47,6 +47,7 @@ public class Mson implements Serializable
 	
 	public static final Mson SPACE = mson(" ");
 	public static final Mson EMPTY = mson("");
+	public static final Mson NEWLINE = mson("\n");
 	
 	// -------------------------------------------- //
 	// GSON
@@ -1117,31 +1118,36 @@ public class Mson implements Serializable
 	// If the centerpiece is multiple Strings it concatenates prefix + suffix and then appends the centerpice at the end.
 	// This algorithm is used in the editor system.
 	
-	public static Mson prepondfix(Mson prefix, Mson mson, Mson suffix)
+	public static List<Mson> prepondfix(Mson prefix, List<Mson> msons, Mson suffix)
 	{
+		// Create
+		List<Mson> ret = new MassiveList<>();
+		
 		// Fill
-		if (mson.contains("\n"))
-		{
 		List<Mson> parts = new MassiveList<>();
 		if (prefix != null) parts.add(prefix);
+		if (msons.size() == 1) parts.add(msons.get(0));
 		if (suffix != null) parts.add(suffix);
 		
-			return mson(
+		ret.add(implode(parts, SPACE));
-				implode(parts, SPACE),
+		
-				"\n",
+		if (msons.size() != 1)
-				mson
-			);
-		}
-		else
 		{
-			List<Mson> parts = new MassiveList<>();
+			ret.addAll(msons);
-			if (prefix != null) parts.add(prefix);
-			parts.add(mson);
-			if (suffix != null) parts.add(suffix);
-			return implode(parts, SPACE);
 		}
+		
+		// Return
+		return ret;
 	}
 	
+	public static Mson prepondfix(Mson prefix, Mson mson, Mson suffix)
+	{
+		List<Mson> msons = mson.split(Txt.PATTERN_NEWLINE);
+		List<Mson> ret = prepondfix(prefix, msons, suffix);
+		return implode(ret, NEWLINE);
+	}
+	
+	
 	// -------------------------------------------- //
 	// MESSAGE
 	// -------------------------------------------- //