examples/jetpack_compose/compose-ui/MainActivity.kt

package cm.ben.android.bazel.compose.example.ui

import android.os.Bundle
import androidx.activity.compose.setContent
import androidx.appcompat.app.AppCompatActivity
import androidx.compose.material.Text
import androidx.compose.runtime.Composable
import androidx.compose.ui.tooling.preview.Preview

class MainActivity : AppCompatActivity() {
  override fun onCreate(savedInstanceState: Bundle?) {
    super.onCreate(savedInstanceState)
    setContent {
      Greeting("world")
    }
  }
}

@Preview
@Composable
fun Greeting(name: String) = Text(text = "Hello $name!")