Fix problems with task properties

base-plugin/src/main/groovy/com/github/jrubygradle/GenerateGradleRb.groovy

@@ -32,6 +32,7 @@ import org.gradle.api.GradleException
 import org.gradle.api.file.FileCopyDetails
 import org.gradle.api.file.RelativePath
 import org.gradle.api.tasks.Input
+import org.gradle.api.tasks.Internal
 import org.gradle.api.tasks.OutputFile
 import org.gradle.api.tasks.TaskAction
 import org.ysb33r.grolifant.api.StringUtils
@@ -71,6 +72,7 @@ class GenerateGradleRb extends DefaultTask implements JRubyAwareTask {
         this.gemInstallDir = dir
     }
 
+    @Internal
     File getDestinationDir() {
         project.file(destinationDir)
     }
@@ -85,10 +87,16 @@ class GenerateGradleRb extends DefaultTask implements JRubyAwareTask {
         StringUtils.stringize(baseName)
     }
 
+    @Internal
     File getGemInstallDir() {
         project.file(this.gemInstallDir)
     }
 
+    @Input
+    protected String getGemInstallDirPath() {
+        getGemInstallDir().absolutePath
+    }
+
     @TaskAction
     @CompileDynamic
     @SuppressWarnings('DuplicateStringLiteral')
@@ -96,7 +104,7 @@ class GenerateGradleRb extends DefaultTask implements JRubyAwareTask {
         Object source = getSourceFromResource()
         File destination = destinationFile().parentFile
         String path = classpathFromConfiguration(jruby.jrubyConfiguration).join(File.pathSeparator)
-        String gemDir = getGemInstallDir().absolutePath
+        String gemDir = getGemInstallDirPath()
         String bootstrapName = getBaseName()
         logger.info("GenerateGradleRb - source: ${source}, destination: ${destination}, baseName: ${baseName}")
         project.copy {

base-plugin/src/main/groovy/com/github/jrubygradle/JRubyExec.groovy

@@ -29,9 +29,12 @@ import com.github.jrubygradle.internal.JRubyExecUtils
 import groovy.transform.CompileStatic
 import org.gradle.api.Task
 import org.gradle.api.artifacts.Configuration
+import org.gradle.api.model.ReplacedBy
 import org.gradle.api.provider.Provider
 import org.gradle.api.tasks.Input
+import org.gradle.api.tasks.Internal
 import org.gradle.api.tasks.JavaExec
+import org.gradle.api.tasks.LocalState
 import org.gradle.api.tasks.Optional
 import org.gradle.process.JavaExecSpec
 import org.gradle.util.GradleVersion
@@ -89,8 +92,7 @@ class JRubyExec extends JavaExec implements JRubyAwareTask, JRubyExecSpec {
     /** Script to execute.
      * @return The path to the script (or {@code null} if not set)
      */
-    @Optional
-    @Input
+    @Internal
     File getScript() {
         resolveScript(project, this.script)
     }
@@ -175,6 +177,7 @@ class JRubyExec extends JavaExec implements JRubyAwareTask, JRubyExecSpec {
      *
      * @return Provider of GEM working directory.
      */
+    @LocalState
     Provider<File> getGemWorkDir() {
         Callable<File> resolveGemWorkDir = { JRubyPluginExtension jpe ->
             ((JRubyPrepare) project.tasks.getByName(jpe.gemPrepareTaskName)).outputDir
@@ -190,6 +193,7 @@ class JRubyExec extends JavaExec implements JRubyAwareTask, JRubyExecSpec {
      *
      */
     @Deprecated
+    @ReplacedBy('jruby.jrubyVersion')
     String getJrubyVersion() {
         deprecated('Use jruby.getJrubyVersion() rather getJrubyVersion()')
         jruby.jrubyVersion
@@ -306,6 +310,15 @@ class JRubyExec extends JavaExec implements JRubyAwareTask, JRubyExecSpec {
         throw notAllowed(USE_JVM_ARGS)
     }
 
+    /** Capture the path of the script as an input.
+     * @return the path of the script to execute.
+     */
+    @Optional
+    @Input
+    protected String getScriptPath() {
+        getScript()?.path
+    }
+
     private static UnsupportedOperationException notAllowed(final String msg) {
         return new UnsupportedOperationException(msg)
     }

core-plugin/src/main/groovy/com/github/jrubygradle/api/core/AbstractJRubyPrepare.groovy

@@ -34,11 +34,13 @@ import org.gradle.api.tasks.Input
 import org.gradle.api.tasks.InputFiles
 import org.gradle.api.tasks.Internal
 import org.gradle.api.tasks.Optional
+import org.gradle.api.tasks.PathSensitive
 import org.gradle.api.tasks.TaskAction
 
 import static com.github.jrubygradle.api.gems.GemOverwriteAction.SKIP
 import static com.github.jrubygradle.api.gems.GemUtils.extractGems
 import static com.github.jrubygradle.api.gems.GemUtils.setupJars
+import static org.gradle.api.tasks.PathSensitivity.ABSOLUTE
 
 /** Abstract base class for building custom tasks for preparing GEMs.
  *
@@ -81,9 +83,24 @@ abstract class AbstractJRubyPrepare extends DefaultTask implements JRubyAwareTas
     /** All GEMs that have been supplied as dependencies.
      *
      * @return Collection of GEMs.
+     *
+     * @see #getGemsAsFileCollection()
+     * @deprecated Use {@link #getGemsAsFileCollection()} instead.
+     */
+    @Deprecated
+    FileCollection gemsAsFileCollection() {
+        gemsAsFileCollection
+    }
+
+    /** All GEMs that have been supplied as dependencies.
+     *
+     * @return Collection of GEMs.
+     *
+     * @since 2.1.0
      */
     @InputFiles
-    FileCollection gemsAsFileCollection() {
+    @PathSensitive(ABSOLUTE)
+    FileCollection getGemsAsFileCollection() {
         return GemUtils.getGems(project.files(this.dependencies))
     }
 
@@ -94,7 +111,6 @@ abstract class AbstractJRubyPrepare extends DefaultTask implements JRubyAwareTas
      *
      * @param f One or more of file, directory, configuration or list of gems.
      */
-    @Optional
     void dependencies(Object... f) {
         this.dependencies.addAll(f.toList())
     }
@@ -121,7 +137,7 @@ abstract class AbstractJRubyPrepare extends DefaultTask implements JRubyAwareTas
     void exec() {
         File out = getOutputDir()
         File jrubyJar = jrubyJarLocation.get()
-        extractGems(project, jrubyJar, gemsAsFileCollection(), out, SKIP)
+        extractGems(project, jrubyJar, gemsAsFileCollection, out, SKIP)
 
         dependencies.findAll {
             it instanceof Configuration