코틀린설치

https://kotlinlang.org/docs/command-line.html

Kotlin command-line compiler | Kotlin

 

Homebrew

Alternatively, on OS X you can install the compiler via Homebrew.

$ brew update

$ brew install kotlin

 

설치 확인 

~  kotlinc-jvm -version
info: kotlinc-jvm 1.5.0 (JRE 11.0.10+9)

 

$ vi Hello.kt

 

fun main() =  println("Hello World")

 

$ kotlinc-jvm Hello.kt -d Hello.jar

$ java -classpath Hello.jar HelloKt