Add #unpack helper method to gradleutils

Author: Jonathing

src/main/groovy/net/minecraftforge/gradleutils/GradleUtilsExtension.java

@@ -9,6 +9,7 @@
 import org.gradle.api.artifacts.repositories.MavenArtifactRepository;
 import org.gradle.api.file.Directory;
 import org.gradle.api.provider.Provider;
+import org.gradle.api.provider.ProviderConvertible;
 
 import java.io.File;
 
@@ -19,6 +20,9 @@ public sealed interface GradleUtilsExtension permits GradleUtilsExtensionForProj
     /// The name for this extension.
     String NAME = "gradleutils";
 
+
+    /* MAVEN REPOSITORIES */
+
     /**
      * A closure for the Forge maven to be passed into
      * {@link org.gradle.api.artifacts.dsl.RepositoryHandler#maven(Closure)}.
@@ -54,6 +58,9 @@ public sealed interface GradleUtilsExtension permits GradleUtilsExtensionForProj
      */
     Action<MavenArtifactRepository> minecraftLibsMaven = GradleUtilsExtensionInternal.minecraftLibsMaven;
 
+
+    /* PUBLISHING */
+
     /// Get a configuring closure to be passed into [org.gradle.api.artifacts.dsl.RepositoryHandler#maven(Closure)] in a
     /// publishing block.
     ///
@@ -261,4 +268,15 @@ default Action<MavenArtifactRepository> getPublishingForgeMaven(Provider<?> defa
     /// @return The POM utilities
     /// @see PomUtils
     PomUtils getPom();
+
+
+    /* MISCELLANEOUS */
+
+    static <T> T unpack(Provider<T> value) {
+        return value.get();
+    }
+
+    static <T> T unpack(ProviderConvertible<T> value) {
+        return unpack(value.asProvider());
+    }
 }