Fix ScriptColorizer for color codes

src/main/java/de/steamwar/advancedscripts/lexer/ScriptColorizer.java

@@ -19,6 +19,8 @@
 
 package de.steamwar.advancedscripts.lexer;
 
+import net.minecraft.util.Formatting;
+
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Set;
@@ -56,53 +58,61 @@ public class ScriptColorizer {
             switch (c) {
                 case '"' -> {
                     if (inString) {
-                        currentToken.append(c);
                         if (doubleQuoteString) {
-                            tokens.add(new Token(currentToken.toString(), TokenTypeColors.STRING));
+                            tokens.add(toStringToken(currentToken.toString()));
                             currentToken = new StringBuilder();
+                            tokens.add(new Token(c + "", TokenTypeColors.STRING));
                             inString = false;
                             doubleQuoteString = false;
                         }
                     } else {
                         inString = true;
                         doubleQuoteString = true;
-                        if (currentToken.length() > 0) {
+                        if (!currentToken.isEmpty()) {
                             tokens.add(toToken(currentToken.toString()));
                             currentToken = new StringBuilder();
                         }
-                        currentToken.append(c);
+                        tokens.add(new Token(c + "", TokenTypeColors.STRING));
                     }
                 }
                 case '\'' -> {
                     if (inString) {
-                        currentToken.append(c);
                         if (!doubleQuoteString) {
-                            tokens.add(new Token(currentToken.toString(), TokenTypeColors.STRING));
+                            tokens.add(toStringToken(currentToken.toString()));
                             currentToken = new StringBuilder();
+                            tokens.add(new Token(c + "", TokenTypeColors.STRING));
                             inString = false;
                         }
                     } else {
                         inString = true;
                         doubleQuoteString = false;
-                        if (currentToken.length() > 0) {
+                        if (!currentToken.isEmpty()) {
                             tokens.add(toToken(currentToken.toString()));
                             currentToken = new StringBuilder();
                         }
-                        currentToken.append(c);
+                        tokens.add(new Token(c + "", TokenTypeColors.STRING));
                     }
                 }
                 case '-', ';', '(', ')', ',', ' ', '{', '\t' -> {
                     if (inString) {
                         currentToken.append(c);
                     } else {
-                        if(currentToken.length() > 0) {
+                        if (!currentToken.isEmpty()) {
                             tokens.add(toToken(currentToken.toString()));
                         }
                         tokens.add(new Token(String.valueOf(c), TokenTypeColors.OTHER));
                         currentToken = new StringBuilder();
                     }
                 }
-                default -> currentToken.append(c);
+                default -> {
+                    if (inString && c == '&') {
+                        if (!currentToken.isEmpty()) {
+                            tokens.add(toStringToken(currentToken.toString()));
+                        }
+                        currentToken = new StringBuilder();
+                    }
+                    currentToken.append(c);
+                }
             }
         }
 
@@ -113,6 +123,17 @@ public class ScriptColorizer {
         return tokens;
     }
 
+    private static Token toStringToken(String text) {
+        if (text.length() > 1 && text.charAt(0) == '&') {
+            Formatting formatting = Formatting.byCode(text.charAt(1));
+            if (formatting == null || !formatting.isColor()) {
+                return new Token(text, TokenTypeColors.STRING);
+            }
+            return new Token(text, formatting.getColorValue());
+        }
+        return new Token(text, TokenTypeColors.STRING);
+    }
+
     private static Token toToken(String text) {
         if (text.length() > 0) {
             if (KEYWORDS.contains(text)) {