apply plugin: 'com.android.library' def safeExtGet(prop, fallback) { rootProject.ext.has(prop) ? rootProject.ext.get(prop) : fallback } android { compileSdkVersion safeExtGet('compileSdkVersion', 28) buildToolsVersion safeExtGet('buildToolsVersion', '28.0.3') defaultConfig { minSdkVersion safeExtGet('minSdkVersion', 16) targetSdkVersion safeExtGet('targetSdkVersion', 28) } lintOptions { abortOnError false } } dependencies { // noinspection GradleDynamicVersion api 'com.facebook.react:react-native:+' }