From 5bc23214e03d3d6fda986edc62adb1a10125f86b Mon Sep 17 00:00:00 2001
From: Phoenix616 <mail@moep.tv>
Date: Wed, 8 Jul 2020 21:40:06 +0100
Subject: [PATCH] Fix issue with items that have a single character in name
 (Fixes #339)

---
 src/main/java/com/Acrobot/Breeze/Utils/MaterialUtil.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/main/java/com/Acrobot/Breeze/Utils/MaterialUtil.java b/src/main/java/com/Acrobot/Breeze/Utils/MaterialUtil.java
index 85aa09b..827bdda 100644
--- a/src/main/java/com/Acrobot/Breeze/Utils/MaterialUtil.java
+++ b/src/main/java/com/Acrobot/Breeze/Utils/MaterialUtil.java
@@ -132,7 +132,7 @@ public class MaterialUtil {
      * @return Material found
      */
     public static Material getMaterial(String name) {
-        String formatted = name.replaceAll("([a-z])([A-Z1-9])", "$1_$2").replace(' ', '_').toUpperCase(Locale.ROOT);
+        String formatted = name.replaceAll("(?<!^)([A-Z1-9])", "_$1").replace(' ', '_').toUpperCase(Locale.ROOT);
 
         Material material = MATERIAL_CACHE.get(formatted);
         if (material != null) {
@@ -402,7 +402,7 @@ public class MaterialUtil {
                 return E.valueOf(values[0].getDeclaringClass(), name.toUpperCase(Locale.ROOT));
             } catch (IllegalArgumentException exception) {
                 E currentEnum = null;
-                String[] typeParts = name.replaceAll("([a-z])([A-Z1-9])", "$1_$2").toUpperCase(Locale.ROOT).split("[ _]");
+                String[] typeParts = name.replaceAll("(?<!^)([A-Z1-9])", "_$1").toUpperCase(Locale.ROOT).split("[ _]");
                 int length = Short.MAX_VALUE;
                 for (E e : values) {
                     String enumName = e.name();