KotlinScriptDemo

KotlinScriptDemo.kt

import javax.script.ScriptEngine
import javax.script.ScriptEngineManager
import kotlin.system.exitProcess

fun ScriptEngine.bindVal(name: String, type: String, value: Any) {
    put(name, value)
    eval("val $name = bindings[\"$name\"] as $type")
}

fun main(args: Array<String>) {
    val factory = ScriptEngineManager().getEngineByExtension("kts").factory
    val engine = factory!!.scriptEngine

    engine.bindToLocal("a", "Int", 123)
    engine.bindToLocal("b", "List<Int>", listOf(1, 2, 3))

    println(engine.eval("b.sum() + a"))
    exitProcess(0)
}