Include sources

build.gradle

@@ -49,6 +49,11 @@ gradlePlugin {
     }
 }
 
+task sourcesJar(type: Jar, dependsOn: classes) {
+    classifier("sources")
+    from sourceSets.main.allSource
+}
+
 bintray {
     user = project.hasProperty('bintrayUser') ? project.property('bintrayUser') : System.getenv('BINTRAY_USER')
     key = project.hasProperty('bintrayApiKey') ? project.property('bintrayApiKey') : System.getenv('BINTRAY_KEY')
@@ -72,6 +77,7 @@ publishing {
     publications {
         MyPublication(MavenPublication) {
             from components.java
+            artifact(sourcesJar)
         }
     }