Merge pull request #103 from aSemy/fix/version_task_provider_api

update VersionTask to use Provider for project version

Author: qoomon

src/main/java/me/qoomon/gradle/gitversioning/VersionTask.java

@@ -1,19 +1,14 @@
 package me.qoomon.gradle.gitversioning;
 
-import org.gradle.api.Action;
 import org.gradle.api.DefaultTask;
-import org.gradle.api.Project;
-import org.gradle.api.Task;
-import org.gradle.api.file.RegularFileProperty;
-import org.gradle.api.tasks.Input;
-import org.gradle.api.tasks.InputFile;
+import org.gradle.api.provider.Provider;
 import org.gradle.api.tasks.TaskAction;
 
 public class VersionTask extends DefaultTask {
-    private final Object projectVersion = getProject().getVersion();
+    private final Provider<String> projectVersion = getProject().provider(() -> getProject().getVersion().toString());
 
     @TaskAction
     void printProjectVersion() {
-        System.out.println(projectVersion);
+        System.out.println(projectVersion.get());
     }
-}
+}