Unreflect everything

SpigotCore/SpigotCore_Main/build.gradle.kts

@@ -42,6 +42,45 @@ tasks.withType<Test>().configureEach {
     jvmArgs("--add-exports", "java.base/jdk.internal.misc=ALL-UNNAMED")
 }
 
+// ─── Collect all .accesswidener files from this plugin's resources ────────────
+val accessWidenerFiles: FileCollection = fileTree("src/") {
+    include("**/*.accesswidener")
+}
+
+val paperJarProvider: Provider<File> = provider {
+    val dep = libs.nms.get()
+    configurations["compileClasspath"].resolvedConfiguration.resolvedArtifacts.first { artifact ->
+        artifact.moduleVersion.id.module.group == dep.module.group && artifact.moduleVersion.id.module.name == dep.module.name
+    }.file
+}
+
+// ─── Widen the Paper dev JAR so the IDE / javac see the patched access ────────
+val widenedJar by tasks.registering(JavaExec::class) {
+    description = "Produces a widened copy of the Paper dev JAR for compile-time use."
+    group = "widener"
+
+    // Re-run whenever the .accesswidener files change
+    inputs.file(paperJarProvider)
+    inputs.files(accessWidenerFiles)
+
+    val output = layout.buildDirectory.file("widened/paper-widened.jar")
+    outputs.file(output)
+
+    classpath = project(":AccessWidener").tasks.named<com.github.jengelman.gradle.plugins.shadow.tasks.ShadowJar>("shadowJar").get().outputs.files
+
+    mainClass.set("de.steamwar.Main")
+
+    doFirst {
+        args = buildList {
+            add(paperJarProvider.get().absolutePath)
+            add(output.get().asFile.absolutePath)
+            addAll(accessWidenerFiles.map { it.absolutePath })
+        }
+    }
+
+    dependsOn(":AccessWidener:shadowJar")
+}
+
 dependencies {
     compileOnly(libs.classindex)
     annotationProcessor(libs.classindex)
@@ -53,6 +92,7 @@ dependencies {
 
     compileOnly(libs.paperapi)
     compileOnly(libs.nms)
+    compileOnly(files(widenedJar))
     compileOnly(libs.authlib)
     compileOnly(libs.datafixer)
     compileOnly(libs.netty)
@@ -61,3 +101,7 @@ dependencies {
 
     implementation(libs.anvilgui)
 }
+
+tasks.compileJava {
+    dependsOn(widenedJar)
+}