Kotlin Script Engine

javax.script.ScriptEngineFactory

org.jetbrains.kotlin.script.jsr223.KotlinJsr223JvmLocalScriptEngineFactory

server.kt

import org.jetbrains.ktor.application.Application
import org.jetbrains.ktor.application.install
import org.jetbrains.ktor.features.CallLogging
import org.jetbrains.ktor.features.DefaultHeaders
import org.jetbrains.ktor.http.ContentType
import org.jetbrains.ktor.request.receiveText
import org.jetbrains.ktor.response.respondText
import org.jetbrains.ktor.routing.post
import org.jetbrains.ktor.routing.routing
import javax.script.ScriptEngineManager

fun Application.main() {
    val semgr = ScriptEngineManager()

    install(DefaultHeaders)
    install(CallLogging)
    routing {
        post("/start") {
            val engine = semgr.getEngineByExtension("kts")
            val script = call.receiveText()
            val result = engine.eval(script)?.toString()
            call.respondText(result.orEmpty(), ContentType.Text.Plain)
        }
    }
}