# mkdir output/stubs # kapt -Xjvm-default=all -language-version 2.0 -Xuse-kapt4 -Kapt-mode=stubs -Kapt-stubs=output/stubs -Kapt-classes=output/classes -Kapt-sources=output/sources -Kapt-classpath=output/ap -d output/classes -cp %KOTLIN_STDLIB% Test.kt # output warning: k2 kapt is an experimental feature. Use with caution.