From 6e42ed0da4a0b47f8ea2145a0612aec49cff5b22 Mon Sep 17 00:00:00 2001
From: Adam <Jikoo.Games@gmail.com>
Date: Sun, 4 Oct 2020 18:24:52 -0400
Subject: [PATCH] Fix WordFinder matching anything with empty BannedWords.txt
 (#1045)

---
 .../java/me/ryanhamshire/GriefPrevention/WordFinder.java     | 2 ++
 src/test/java/me/ryanhamshire/GriefPrevention/Tests.java     | 5 +++--
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/main/java/me/ryanhamshire/GriefPrevention/WordFinder.java b/src/main/java/me/ryanhamshire/GriefPrevention/WordFinder.java
index a30b7ec..82caa8c 100644
--- a/src/main/java/me/ryanhamshire/GriefPrevention/WordFinder.java
+++ b/src/main/java/me/ryanhamshire/GriefPrevention/WordFinder.java
@@ -27,6 +27,8 @@ class WordFinder
             //trim extraneous leading pipe (|)
             patternString = patternString.substring(1);
         }
+        // No words are defined, match nothing.
+        else return;
 
         this.pattern = Pattern.compile(patternString, Pattern.CASE_INSENSITIVE | Pattern.UNICODE_CASE);
     }
diff --git a/src/test/java/me/ryanhamshire/GriefPrevention/Tests.java b/src/test/java/me/ryanhamshire/GriefPrevention/Tests.java
index b431821..b94eda9 100644
--- a/src/test/java/me/ryanhamshire/GriefPrevention/Tests.java
+++ b/src/test/java/me/ryanhamshire/GriefPrevention/Tests.java
@@ -2,7 +2,6 @@ package me.ryanhamshire.GriefPrevention;
 
 import org.junit.jupiter.api.Test;
 
-import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
 import java.util.UUID;
@@ -68,8 +67,10 @@ public class Tests
     @Test
     public void testWordFinderEmptyList()
     {
-        WordFinder finder = new WordFinder(new ArrayList<>());
+        WordFinder finder = new WordFinder(Collections.emptyList());
         assertFalse(finder.hasMatch("alpha"));
+        finder = new WordFinder(Collections.singletonList(""));
+        assertFalse(finder.hasMatch("beta"));
     }
 
     @Test