Fix issues preventing importing the project in eclipse

Author: LexManos

src/main/groovy/net/minecraftforge/forgedev/ForgeDevExtension.java

@@ -28,6 +28,7 @@
 import net.minecraftforge.gradleutils.shared.Closures;
 import org.gradle.api.Action;
 import org.gradle.api.Project;
+import org.gradle.api.artifacts.Configuration;
 import org.gradle.api.artifacts.ExternalModuleDependency;
 import org.gradle.api.artifacts.ModuleIdentifier;
 import org.gradle.api.artifacts.repositories.MavenArtifactRepository;
@@ -95,6 +96,11 @@ public DirectoryProperty getMavenizerRepo() {
         return this.mavenizerRepo;
     }
 
+    private Configuration minecraftDepsConfiguration;
+    public Configuration getMinecraftConfiguration() {
+        return this.minecraftDepsConfiguration;
+    }
+
     private void setup(ForgeDevPlugin plugin, Project project) {
         var tasks = project.getTasks();
 
@@ -114,7 +120,7 @@ private void setup(ForgeDevPlugin plugin, Project project) {
         var downloadClientMappings = tasks.register("downloadClientMappings", DownloadMappings.class, task -> task.getSide().set("client"));
         var downloadServerMappings = tasks.register("downloadServerMappings", DownloadMappings.class, task -> task.getSide().set("server"));
 
-        var minecraftDepsConfiguration = project.getConfigurations().detachedConfiguration();
+        minecraftDepsConfiguration = project.getConfigurations().detachedConfiguration();
         var mappingsConfiguration = project.getConfigurations().detachedConfiguration();
 
         var applyPatches = tasks.register("applyPatches", ApplyPatches.class, task -> {

src/main/groovy/net/minecraftforge/forgedev/legacy/tasks/CheckForgeJarCompatibility.java

@@ -19,6 +19,7 @@
 import org.gradle.api.file.RegularFileProperty;
 import org.gradle.api.specs.Spec;
 import org.gradle.api.tasks.Input;
+import org.gradle.api.tasks.InputFile;
 import org.gradle.api.tasks.Optional;
 import org.gradle.api.tasks.OutputFile;
 import org.gradle.api.tasks.TaskAction;
@@ -31,14 +32,16 @@
 import java.nio.file.StandardCopyOption;
 
 public class CheckForgeJarCompatibility {
+    private static final String TASK_NAME = "checkJarCompatibility";
+
     public static TaskProvider<CheckJarCompatibility> register(Project project, String minecraftVersion, Action<? super CheckJarCompatibility> action) {
-        if (project.getTasks().getNames().contains("setupCheckJarCompatibility"))
-            throw new IllegalStateException("Cannot register setupCheckJarCompatibility more than once");
+        if (project.getTasks().getNames().contains(TASK_NAME))
+            throw new IllegalStateException("Cannot register " + TASK_NAME + " more than once");
 
         var baseForgeVersion = project.getObjects().property(String.class).value(project.getProviders().of(LatestForgeVersion.class, LatestForgeVersion.parameters(project, minecraftVersion)));
         Spec<? super Task> baseForgeVersionOnlyIf = t -> baseForgeVersion.isPresent();
-        var baseForgeUserdev = project.getLayout().getBuildDirectory().file(project.provider(() -> "setupCheckJarCompatibility/forge-" + baseForgeVersion.getOrElse("null") + "-userdev.jar"));
-        var baseForgeUniversal = project.getLayout().getBuildDirectory().file(project.provider(() -> "setupCheckJarCompatibility/forge-" + baseForgeVersion.getOrElse("null") + "-universal.jar"));
+        var baseForgeUserdev = project.getLayout().getBuildDirectory().file(project.provider(() -> TASK_NAME + "/forge-" + baseForgeVersion.getOrElse("null") + "-userdev.jar"));
+        var baseForgeUniversal = project.getLayout().getBuildDirectory().file(project.provider(() -> TASK_NAME + "/forge-" + baseForgeVersion.getOrElse("null") + "-universal.jar"));
 
         var downloadBaseForgeUserdev = project.getTasks().register("downloadBaseForgeUserdev", Download.class, task -> {
             task.setDescription("Sets up JAR compatibility checking by downloading the latest available UserDev.");
@@ -87,7 +90,7 @@ public static TaskProvider<CheckJarCompatibility> register(Project project, Stri
         });
 
         var reobfJar = project.getTasks().named("reobfJar", LegacyReobfuscateJar.class);
-        var checkJarCompatibility = project.getTasks().register("checkJarCompatibility", CheckJarCompatibility.class, task -> {
+        var checkJarCompatibility = project.getTasks().register(TASK_NAME, CheckJarCompatibility.class, task -> {
             var rawJoinedJarSrg = task.getProject().getTasks().named("rawJoinedJarSrg", MavenizerRawArtifact.class);
 
             task.setGroup(LifecycleBasePlugin.VERIFICATION_GROUP);
@@ -105,7 +108,7 @@ public static TaskProvider<CheckJarCompatibility> register(Project project, Stri
     }
 
     static abstract class UserdevBinPatches extends DefaultTask {
-        protected abstract @Input @Optional RegularFileProperty getBaseForgeUserdev();
+        protected abstract @InputFile @Optional RegularFileProperty getBaseForgeUserdev();
 
         abstract @OutputFile RegularFileProperty getBaseBinPatchesOutput();
 

src/main/groovy/net/minecraftforge/forgedev/tasks/launcher/SlimeLauncherOptionsImpl.java

@@ -321,7 +321,8 @@ private SlimeLauncherOptionsInternal inherit(SlimeLauncherOptionsInternal target
 
             target.systemProperties(child.getSystemProperties().getOrElse(Map.of()));
 
-            target.getWorkingDir().set(child.getWorkingDir());
+            if (child.getWorkingDir().isPresent())
+                target.getWorkingDir().set(child.getWorkingDir());
         }
 
         return target;