app.sr

enum Option: Some(int32) | None

struct Vector(
    x :: int32,
    y :: int32,
    z :: int16,
    w :: int32,
    a :: int8,
    b :: int16,
    l :: int16,
    planet :: string
)

fun main() {
    vector := %Vector(20, 19, 18i16, 17, 16i8, 15i16, 14i16, "Earth")
    x := 40
    if 20+20 == x {
        printf("20+20 indeed equals %d!\n", x)
        return
    } else {
        printf("20+20 does not equal %d!\n", x)
    }
    print_vector(vector)
}

fun print_vector(vector :: Vector) {
    printf("X: %d\n", vector.x)
    printf("Y: %d\n", vector.y)
    printf("Z: %d\n", vector.z)
    printf("W: %d\n", vector.w)
    printf("A: %d\n", vector.a)
    printf("B: %d\n", vector.b)
    printf("L: %d\n", vector.l)
    printf("Planet: %s\n", vector.planet)
}

//fun greet(str :: string) science
//"Hello" => printf("Hi!\n")
//"Goodbye" => printf("Bye!\n")
//name => printf("Hello, %s!\n", name)

external<C> fun printf(i8*, ...)