Regex updated with lookahead

src/engine/ConfigParsing/EffectsParser.java

@@ -22,9 +22,9 @@ public class EffectsParser {
 
     public static String EffectsPath = ConfigManager.DEFAULT_DATA_DIR + "wpak/Effects.cfg";
     public static HashMap<String, EffectEntry> effect_data = new HashMap<>();
-    private static final Pattern EFFECT_REGEX = Pattern.compile("EFFECTBEGIN(.+?)EFFECTEND", Pattern.DOTALL);
-    private static final Pattern SOURCE_REGEX = Pattern.compile("SOURCEBEGIN(.+?)SOURCEEND", Pattern.DOTALL);
-    private static final Pattern MODS_REGEX = Pattern.compile("MODSBEGIN(.+?)MODSEND", Pattern.DOTALL);
+    private static final Pattern EFFECT_REGEX = Pattern.compile("(?<=EFFECTBEGIN)(.+?)(?=EFFECTEND)", Pattern.DOTALL);
+    private static final Pattern SOURCE_REGEX = Pattern.compile("(?<=SOURCEBEGIN)(.+?)(?=SOURCEEND)", Pattern.DOTALL);
+    private static final Pattern MODS_REGEX = Pattern.compile("(?<=MODSBEGIN)(.+?)(?=MODSEEND)", Pattern.DOTALL);
 
     public static void init() throws IOException {