Expanding regex to include + signs in behavior args

CHANGELOG.md

@@ -14,6 +14,7 @@ All notable changes to **CreatureChat** are documented in this file. The format
 ### Changed
 - **Huge improvements** to **chat prompt** for more *balanced* dialog and *predictable* behaviors
 - Improved **Behavior regex** to include both `<BEHAVIOR arg>` and `*BEHAVIOR arg*` syntax, and ignore unknown behaviors.
+- Expanded regex to support args with `+` sign (i.e. `<FRIENDSHIP +1>`)
 - Improved **message cleaning** to remove any remaining `**` and `<>` after parsing behaviors
 - Privacy Policy updated
 

src/main/java/com/owlmaddie/message/MessageParser.java

@@ -19,7 +19,7 @@ public class MessageParser {
         LOGGER.info("Parsing message: {}", input);
         StringBuilder cleanedMessage = new StringBuilder();
         List<Behavior> behaviors = new ArrayList<>();
-        Pattern pattern = Pattern.compile("[<*](FOLLOW|FLEE|ATTACK|FRIENDSHIP|UNFOLLOW)(?:\\s+(-?\\d+))?[>*]");
+        Pattern pattern = Pattern.compile("[<*](FOLLOW|FLEE|ATTACK|FRIENDSHIP|UNFOLLOW)(?:\\s+([+-]?\\d+))?[>*]");
         Matcher matcher = pattern.matcher(input);
 
         while (matcher.find()) {