build.gradle

plugins {
    id 'org.jetbrains.kotlin.jvm' version '1.3.61'
    id 'maven'
}

group 'com.github.tiper'
version '0.1'

repositories {
    mavenCentral()
}

dependencies {
    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8"
}

compileKotlin {
    kotlinOptions {
        jvmTarget = JavaVersion.VERSION_1_8
    }
}
compileTestKotlin {
    kotlinOptions {
        jvmTarget = JavaVersion.VERSION_1_8
    }
}

// Add compatibility
sourceCompatibility = JavaVersion.VERSION_1_7
targetCompatibility = JavaVersion.VERSION_1_7

// build a jar with javadoc
task javadocJar(type: Jar, dependsOn: javadoc) {
    classifier = 'javadoc'
    from javadoc.destinationDir
}

// build a jar with source files
task sourcesJar(type: Jar) {
    classifier = 'sources'
    from sourceSets.main.java.srcDirs
}

artifacts {
    archives sourcesJar
    archives javadocJar
}

// To specify a license in the pom:
install {
    repositories.mavenInstaller {
        pom.project {
            licenses {
                license {
                    name 'The Apache Software License, Version 2.0'
                    url 'http://www.apache.org/licenses/LICENSE-2.0.txt'
                    distribution 'repo'
                }
            }
        }
    }
}