mTHMMY/app/gradle/grgit.gradle

import org.ajoberstar.grgit.Grgit

buildscript {
    repositories {
        mavenCentral()
    }

    dependencies {
        classpath 'org.ajoberstar.grgit:grgit-core:5.0.0'
    }
}

def getGrgit() {
    return Grgit.open(currentDir: project.rootDir)
}

def getCurrentBranch() {
    try {
        def grgit = getGrgit()
        def currentBranch = grgit.branch.getCurrent().name
        grgit.close()
        return currentBranch
    } catch (Exception ignored) {
        return ""
    }
}

def getCommitHash() {
    try {
        def grgit = getGrgit()
        def commitHash = grgit.head().id
        grgit.close()
        return commitHash
    } catch (Exception ignored) {
        return ""
    }
}

//Will return true if there are no uncommitted changes
def isClean() {
    try {
        def grgit = getGrgit()
        def isClean = grgit.status().isClean()
        grgit.close()
        return isClean
    } catch (Exception ignored) {
        return true
    }
}

ext {
    getCurrentBranch = this.&getCurrentBranch
    getCommitHash = this.&getCommitHash
    isClean = this.&isClean
}