KotlinをCLIから試す ref: https://qiita.com/bassaer/items/a4e5f0420e2606d56374

file0.txt

❯ brew update
❯ brew install kotlin

file1.txt

❯ cat hello.kt
fun main(args: Array<String>) {
    println("Hello, World!")
}

file2.txt

❯ kotlinc hello.kt -include-runtime -d hello.jar
❯ ll
total 1712
-rw-r--r--  1 nakayama  staff   849K  5  5 20:58 hello.jar
-rw-r--r--  1 nakayama  staff    64B  5  5 20:57 hello.kt

file3.txt

❯ java -jar hello.jar

Hello, World!