Git commit Hash in Gradle build file

The following snippet shows how to get the Git commit hash in a Gradle build file using the Gradle Kotlin DSL.

fun String.execute(): String {
    val process = ProcessBuilder(*this.split(" ").toTypedArray())
        .directory(project.rootDir)
        .redirectErrorStream(true)
        .start()
    return process.inputStream.bufferedReader().readText().trim()
}
val commitHash = "git rev-parse --verify HEAD".execute()

Tags: #gradle #git