// retoor <retoor@molodetz.nl>

import "scheduler" for Scheduler, Future

var moduleDouble = async { |x| x * 2 }
var moduleAdd = async { |a, b| a + b }

class Helper {
    static useModuleVar(x) {
        return await moduleDouble(x)
    }

    static combineModuleVars(a, b) {
        return await moduleAdd(await moduleDouble(a), await moduleDouble(b))
    }
}

System.print(await moduleDouble(10)) // expect: 20
System.print(Helper.useModuleVar(15)) // expect: 30
System.print(Helper.combineModuleVars(5, 10)) // expect: 30