mTHMMY/app/gradle/grgit.gradle

import org.ajoberstar.grgit.Grgit

buildscript {
    repositories {
        jcenter()
    }

    dependencies {
        classpath 'org.ajoberstar.grgit:grgit-core:3.0.0-rc.2'
    }
}

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

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

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

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