From 70abe02d9760a889d82a12e98da379ecbb1c7539 Mon Sep 17 00:00:00 2001
From: Bartosz Skrzypczak <Barteks2x@gmail.com>
Date: Fri, 7 Jan 2022 23:20:59 +0100
Subject: [PATCH] Fix 1.18.x on windows

---
 build.gradle                                            | 2 +-
 src/main/java/ofdev/modlauncher/OFDevRetransformer.java | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/build.gradle b/build.gradle
index 13e905d..9f3c074 100644
--- a/build.gradle
+++ b/build.gradle
@@ -12,7 +12,7 @@ buildscript {
 apply plugin: 'com.github.johnrengelman.shadow'
 apply plugin: 'java'
 
-version = "2.6.4"
+version = "2.6.5"
 group = "ofdev" // http://maven.apache.org/guides/mini/guide-naming-conventions.html
 archivesBaseName = "aa_do_not_rename_OptiFineDevTweaker"
 
diff --git a/src/main/java/ofdev/modlauncher/OFDevRetransformer.java b/src/main/java/ofdev/modlauncher/OFDevRetransformer.java
index 3466c27..832faf8 100644
--- a/src/main/java/ofdev/modlauncher/OFDevRetransformer.java
+++ b/src/main/java/ofdev/modlauncher/OFDevRetransformer.java
@@ -92,6 +92,9 @@ private static Collection<? extends Target> findOptiFineClasses(IEnvironment env
                 @SuppressWarnings("unchecked") Optional<URI> location = (Optional<URI>) locationMethod.invoke(reference);
                 String path = location.orElseThrow(() -> new IllegalStateException("No module location!")).getPath();
                 optifineFile = path.substring(0, path.lastIndexOf('#'));
+                if (optifineFile.startsWith("/")) {
+                    optifineFile = optifineFile.substring(1);
+                }
                 optifineFile = Paths.get(optifineFile).getFileName().toString();
             } catch (ReflectiveOperationException ex) {
                 throw new IllegalStateException(ex);