// Top-level build file where you can add configuration options common to all sub-projects/modules. buildscript { repositories { jcenter() maven { url 'https://maven.google.com' } } dependencies { classpath 'com.android.tools.build:gradle:3.0.1' // NOTE: Do not place your application dependencies here; they belong // in the individual module build.gradle files } } allprojects { repositories { mavenLocal() jcenter() maven { // All of React Native (JS, Obj-C sources, Android binaries) is installed from npm url "$rootDir/../node_modules/react-native/android" } maven { url "https://maven.google.com" // Google's Maven repository } maven { url "https://jitpack.io" } } } ext { compileSdkVersion = 26 buildToolsVersion = '26.0.2' } subprojects { subproject -> afterEvaluate{ if((subproject.plugins.hasPlugin('android') || subproject.plugins.hasPlugin('android-library'))) { android { compileSdkVersion rootProject.ext.compileSdkVersion buildToolsVersion rootProject.ext.buildToolsVersion } } } }