buildscript { repositories { jcenter() } dependencies { classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version" } } apply plugin: 'kotlin' sourceCompatibility = 1.8 tasks.withType(org.jetbrains.kotlin.gradle.tasks.KotlinCompile).all { kotlinOptions { languageVersion = language_version apiVersion = language_version jvmTarget = "1.8" } } dependencies { compileOnly group: 'org.jetbrains.kotlin', name: 'kotlin-stdlib', version: kotlin_for_gradle_runtime_version compileOnly group: 'org.jetbrains.kotlin', name: 'kotlin-reflect', version: kotlin_for_gradle_runtime_version implementation "com.google.code.gson:gson:$gson_version" }