struct Pair(x,y:Int) struct Mixed(x:Int, text:Text) func test_literals() >> x := Pair(10, 20) = Pair(x=10, y=20) >> y := Pair(y=20, 10) = Pair(x=10, y=20) >> x == y = yes >> x == Pair(-1, -2) = no test_literals() func test_metamethods() >> x := Pair(10, 20) >> y := Pair(100, 200) >> x == y = no >> x == Pair(10, 20) = yes >> x == Pair(10, 30) = no >> x < Pair(11, 20) = yes >> t2 := {x=> "found"; default="missing"} >> t2[x] = "found" >> t2[y] = "missing" test_metamethods() func test_mixed() >> x := Mixed(10, "Hello") >> y := Mixed(99, "Hello") >> x == y = no >> x == Mixed(10, "Hello") = yes >> x == Mixed(10, "Bye") = no >> x < Mixed(11, "Hello") = yes >> t := {x=> "found"; default="missing"} >> t[x] = "found" >> t[y] = "missing" test_mixed()