Disable preprocessVersion being able to run in root project

Author: ScribbleTAS

src/main/java/com/minecrafttas/discombobulator/Discombobulator.java

@@ -17,6 +17,8 @@
 import com.minecrafttas.discombobulator.extensions.PreprocessingConfiguration;
 import com.minecrafttas.discombobulator.tasks.TaskCollectBuilds;
 import com.minecrafttas.discombobulator.tasks.TaskPreprocessBase;
+import com.minecrafttas.discombobulator.tasks.TaskPreprocessVersion;
+import com.minecrafttas.discombobulator.tasks.TaskPreprocessVersionError;
 import com.minecrafttas.discombobulator.tasks.TaskPreprocessWatch;
 
 /**
@@ -64,9 +66,18 @@ public void apply(Project project) {
 		List<Task> compileTasks = new ArrayList<>();
 		for (Project subProject : project.getSubprojects()) {
 			compileTasks.add(subProject.getTasksByName("remapJar", false).iterator().next());
+			// Register preprocessVersion task in subProjects
+ 			TaskPreprocessVersion versionTask = subProject.getTasks().register("preprocessVersion", TaskPreprocessVersion.class).get();
+ 			versionTask.setGroup("discombobulator");
+ 			versionTask.setDescription("Preprocesses this version back to the base folder and to versions other than this one");
 		}
 		collectBuilds.updateCompileTasks(compileTasks);
 
+		// Register preprocessVersion task in root
+		TaskPreprocessVersionError versionTaskRoot = project.getTasks().register("preprocessVersion", TaskPreprocessVersionError.class).get();
+		versionTaskRoot.setGroup("discombobulator");
+		versionTaskRoot.setDescription("Do not use this task! Use it in subprojects!");
+
 		project.afterEvaluate(_project -> {
 			boolean inverted = config.getInverted().getOrElse(false);
 			PORT_LOCK = config.getPort().getOrElse(8762);

src/main/java/com/minecrafttas/discombobulator/tasks/TaskPreprocessVersion.java

@@ -0,0 +1,12 @@
+ package com.minecrafttas.discombobulator.tasks;
+ 
+ import org.gradle.api.DefaultTask;
+ import org.gradle.api.tasks.TaskAction;
+ 
+ public class TaskPreprocessVersion extends DefaultTask {
+ 
+ 	@TaskAction
+ 	public void preprocessVersion() {
+		System.out.println("Test");
+ 	}
+ }

src/main/java/com/minecrafttas/discombobulator/tasks/TaskPreprocessVersionError.java

@@ -0,0 +1,23 @@
+package com.minecrafttas.discombobulator.tasks;
+
+import org.gradle.api.DefaultTask;
+import org.gradle.api.tasks.TaskAction;
+
+/**
+ * <p>Task class for stopping a task.
+ * <p>{@link TaskPreprocessVersion} is intended for <strong>subprojects only!</strong><br>
+ * And since gradle is such a cool program, it automatically creates a task in the root project as well,<br>
+ * that you can not disable apparently.
+ * <p>But you can register separate tasks to the root project, that will execute before everything else, so to stop it,<br>
+ * we just need to throw an exception and it will stop all following tasks. Thanks Gradle! 
+ */
+public class TaskPreprocessVersionError extends DefaultTask {
+
+	@TaskAction
+	public void preprocessVersion() throws Exception {
+		throw new Exception("\n\n!!!!!!!!!! Do not use this task on the root project !!!!!!!!!!\n\n"
+				+ "This task is intended for subprojects only,\n"
+				+ "so this exception will stop it from running on all subprojects.\n"
+				+ "This was the only way I could find to disable the task for the root project, thanks Gradle!\n");
+	}
+}