Start work on improving the formatting system. May switch to Kashike's as Bukkit is shit

worldedit-bukkit/src/main/java/com/sk89q/worldedit/bukkit/BukkitCommandSender.java

@@ -26,6 +26,7 @@ import com.sk89q.worldedit.extension.platform.Actor;
 import com.sk89q.worldedit.internal.cui.CUIEvent;
 import com.sk89q.worldedit.session.SessionKey;
 import com.sk89q.worldedit.util.auth.AuthorizationException;
+import com.sk89q.worldedit.util.formatting.Fragment;
 import org.bukkit.command.CommandSender;
 import org.bukkit.entity.Player;
 
@@ -91,6 +92,12 @@ public class BukkitCommandSender implements Actor {
         }
     }
 
+    @Override
+    public void print(Fragment fragment) {
+        // TODO Bukkit is bad and the API is somewhat lacking
+        printRaw(fragment.toString());
+    }
+
     @Override
     public boolean canDestroyBedrock() {
         return true;

worldedit-bukkit/src/main/java/com/sk89q/worldedit/bukkit/BukkitPlayer.java

@@ -31,6 +31,7 @@ import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.math.Vector3;
 import com.sk89q.worldedit.session.SessionKey;
 import com.sk89q.worldedit.util.HandSide;
+import com.sk89q.worldedit.util.formatting.Fragment;
 import com.sk89q.worldedit.world.World;
 import com.sk89q.worldedit.world.block.BaseBlock;
 import com.sk89q.worldedit.world.block.BlockStateHolder;
@@ -125,6 +126,12 @@ public class BukkitPlayer extends AbstractPlayerActor {
         }
     }
 
+    @Override
+    public void print(Fragment fragment) {
+        // TODO Bukkit is bad and the API is somewhat lacking
+        printRaw(fragment.toString());
+    }
+
     @Override
     public void setPosition(Vector3 pos, float pitch, float yaw) {
         player.teleport(new Location(player.getWorld(), pos.getX(), pos.getY(),

worldedit-core/src/main/java/com/sk89q/worldedit/extension/platform/Actor.java

@@ -23,6 +23,7 @@ import com.sk89q.worldedit.internal.cui.CUIEvent;
 import com.sk89q.worldedit.session.SessionOwner;
 import com.sk89q.worldedit.util.Identifiable;
 import com.sk89q.worldedit.util.auth.Subject;
+import com.sk89q.worldedit.util.formatting.Fragment;
 
 import java.io.File;
 
@@ -75,6 +76,13 @@ public interface Actor extends Identifiable, SessionOwner, Subject {
      */
     void printError(String msg);
 
+    /**
+     * Print a {@link Fragment}.
+     *
+     * @param fragment The fragment to print
+     */
+    void print(Fragment fragment);
+
     /**
      * Returns true if the actor can destroy bedrock.
      *

worldedit-core/src/main/java/com/sk89q/worldedit/extension/platform/PlayerProxy.java

@@ -31,6 +31,7 @@ import com.sk89q.worldedit.math.Vector3;
 import com.sk89q.worldedit.session.SessionKey;
 import com.sk89q.worldedit.util.HandSide;
 import com.sk89q.worldedit.util.Location;
+import com.sk89q.worldedit.util.formatting.Fragment;
 import com.sk89q.worldedit.world.World;
 import com.sk89q.worldedit.world.block.BlockStateHolder;
 import com.sk89q.worldedit.world.gamemode.GameMode;
@@ -132,6 +133,11 @@ class PlayerProxy extends AbstractPlayerActor {
         basePlayer.printError(msg);
     }
 
+    @Override
+    public void print(Fragment fragment) {
+        basePlayer.print(fragment);
+    }
+
     @Override
     public String[] getGroups() {
         return permActor.getGroups();

worldedit-core/src/main/java/com/sk89q/worldedit/util/formatting/ColorCodeBuilder.java

@@ -90,6 +90,9 @@ public class ColorCodeBuilder {
         if (style.isStrikethrough()) {
             builder.append(Style.STRIKETHROUGH);
         }
+        if (style.isObfuscated()) {
+            builder.append(Style.OBFUSCATED);
+        }
         return builder.toString();
     }
     

worldedit-core/src/main/java/com/sk89q/worldedit/util/formatting/Fragment.java

@@ -19,16 +19,45 @@
 
 package com.sk89q.worldedit.util.formatting;
 
+import java.util.ArrayList;
+import java.util.List;
+
 /**
  * A fragment of text.
  */
 public class Fragment {
 
     private final StringBuilder builder = new StringBuilder();
+    private final List<Fragment> children = new ArrayList<>();
+    private Fragment lastText;
 
     Fragment() {
     }
 
+    public List<Fragment> getChildren() {
+        return children;
+    }
+
+    protected Fragment lastText() {
+        Fragment text;
+        if (!children.isEmpty()) {
+            text = children.get(children.size() - 1);
+            if (text == lastText) {
+                return text;
+            }
+        }
+
+        text = new Fragment();
+        this.lastText = text;
+        children.add(text);
+        return text;
+    }
+
+    public Fragment append(Fragment fragment) {
+        children.add(fragment);
+        return this;
+    }
+
     public Fragment append(String str) {
         builder.append(Style.stripColor(str));
         return this;

worldedit-core/src/main/java/com/sk89q/worldedit/util/formatting/Style.java

@@ -29,8 +29,6 @@ import java.util.regex.Pattern;
 
 /**
  * All supported color values for chat.
- * 
- * <p>From Bukkit.</p>
  */
 public enum Style {
     /**
@@ -100,7 +98,7 @@ public enum Style {
     /**
      * Represents magical characters that change around randomly
      */
-    RANDOMIZE('k', 0x10, true),
+    OBFUSCATED('k', 0x10, true),
     /**
      * Makes the text bold.
      */

worldedit-core/src/main/java/com/sk89q/worldedit/util/formatting/StyleSet.java

@@ -19,6 +19,8 @@
 
 package com.sk89q.worldedit.util.formatting;
 
+import java.util.Objects;
+
 /**
  * Represents set of styles, such as color, bold, etc.
  */
@@ -28,6 +30,8 @@ public class StyleSet {
     private Boolean italic;
     private Boolean underline;
     private Boolean strikethrough;
+    private Boolean obfuscated;
+    private String insertion;
     private Style color;
     
     /**
@@ -55,6 +59,8 @@ public class StyleSet {
                 underline = true;
             } else if (style == Style.STRIKETHROUGH) {
                 strikethrough = true;
+            } else if (style == Style.OBFUSCATED) {
+                obfuscated = true;
             }
         }
     }
@@ -167,6 +173,60 @@ public class StyleSet {
         this.strikethrough = strikethrough;
     }
 
+    /**
+     * Get whether this style set is obfuscated.
+     *
+     * @return true, false, or null if unset
+     */
+    public Boolean getObfuscated() {
+        return obfuscated;
+    }
+
+    /**
+     * Get whether this style set is obfuscated.
+     *
+     * @return true if there is obfuscation applied
+     */
+    public boolean isObfuscated() {
+        return getObfuscated() != null && getObfuscated();
+    }
+
+    /**
+     * Set whether the text is obfuscated.
+     *
+     * @param obfuscated false, or null to unset
+     */
+    public void setObfuscated(Boolean obfuscated) {
+        this.obfuscated = obfuscated;
+    }
+
+    /**
+     * Get this style set's insertion, if present.
+     *
+     * @return the insertion, or null if unset
+     */
+    public String getInsertion() {
+        return insertion;
+    }
+
+    /**
+     * Get whether this style set has an insertion.
+     *
+     * @return true if there is an insertion
+     */
+    public boolean hasInsertion() {
+        return insertion != null;
+    }
+
+    /**
+     * Set the style set's insertion.
+     *
+     * @param insertion the insertion, or null to unset
+     */
+    public void setInsertion(String insertion) {
+        this.insertion = insertion;
+    }
+
     /**
      * Get the color of the text.
      * 
@@ -192,7 +252,8 @@ public class StyleSet {
      */
     public boolean hasFormatting() {
         return getBold() != null || getItalic() != null
-                || getUnderline() != null || getStrikethrough() != null;
+                || getUnderline() != null || getStrikethrough() != null
+                || getObfuscated() != null || getInsertion() != null;
     }
 
     /**
@@ -205,7 +266,9 @@ public class StyleSet {
     public boolean hasEqualFormatting(StyleSet other) {
         return getBold() == other.getBold() && getItalic() == other.getItalic()
                 && getUnderline() == other.getUnderline() && 
-                getStrikethrough() == other.getStrikethrough();
+                getStrikethrough() == other.getStrikethrough() &&
+                getObfuscated() == other.getObfuscated() &&
+                Objects.equals(getInsertion(), other.getInsertion());
     }
 
     /**
@@ -229,6 +292,12 @@ public class StyleSet {
         if (style.getStrikethrough() != null) {
             newStyle.setStrikethrough(style.getStrikethrough());
         }
+        if (style.getObfuscated() != null) {
+            newStyle.setObfuscated(style.getObfuscated());
+        }
+        if (style.getInsertion() != null) {
+            newStyle.setInsertion(style.getInsertion());
+        }
         if (style.getColor() != null) {
             newStyle.setColor(style.getColor());
         }
@@ -242,6 +311,8 @@ public class StyleSet {
         style.setItalic(getItalic());
         style.setUnderline(getUnderline());
         style.setStrikethrough(getStrikethrough());
+        style.setObfuscated(getObfuscated());
+        style.setInsertion(getInsertion());
         style.setColor(getColor());
         return style;
     }

worldedit-core/src/main/java/com/sk89q/worldedit/util/formatting/StyledFragment.java

@@ -19,17 +19,12 @@
 
 package com.sk89q.worldedit.util.formatting;
 
-import java.util.ArrayList;
-import java.util.List;
-
 /**
  * A fragment of text that can be styled.
  */
 public class StyledFragment extends Fragment {
     
-    private final List<Fragment> children = new ArrayList<>();
     private StyleSet style;
-    private Fragment lastText;
 
     public StyledFragment() {
         style = new StyleSet();
@@ -51,36 +46,12 @@ public class StyledFragment extends Fragment {
         this.style = style;
     }
 
-    public List<Fragment> getChildren() {
-        return children;
-    }
-
-    protected Fragment lastText() {
-        Fragment text;
-        if (!children.isEmpty()) {
-            text = children.get(children.size() - 1);
-            if (text == lastText) {
-                return text;
-            }
-        }
-        
-        text = new Fragment();
-        this.lastText = text;
-        children.add(text);
-        return text;
-    }
-
     public StyledFragment createFragment(Style... styles) {
         StyledFragment fragment = new StyledFragment(styles);
         append(fragment);
         return fragment;
     }
 
-    public StyledFragment append(StyledFragment fragment) {
-        children.add(fragment);
-        return this;
-    }
-
     @Override
     public StyledFragment append(String str) {
         lastText().append(str);

worldedit-core/src/main/java/com/sk89q/worldedit/util/formatting/component/Error.java

@@ -0,0 +1,37 @@
+/*
+ * WorldEdit, a Minecraft world manipulation toolkit
+ * Copyright (C) sk89q <http://www.sk89q.com>
+ * Copyright (C) WorldEdit team and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.sk89q.worldedit.util.formatting.component;
+
+import com.sk89q.worldedit.util.formatting.Style;
+import com.sk89q.worldedit.util.formatting.StyledFragment;
+
+/**
+ * Represents a fragment representing an error.
+ */
+public class Error extends StyledFragment {
+
+    /**
+     * Create a new instance.
+     */
+    public Error() {
+        super(Style.RED);
+    }
+
+}