// retoor <retoor@molodetz.nl>
import "scheduler" for Scheduler, Future
class Calculator {
static add { async { |a, b| a + b } }
static multiply { async { |a, b| a * b } }
static square { async { |x| x * x } }
static constant { async { 42 } }
static compute(a, b) {
var addFn = Calculator.add
var multiplyFn = Calculator.multiply
var sum = await addFn(a, b)
var product = await multiplyFn(a, b)
return [sum, product]
}
}
var add = Calculator.add
System.print(await add(3, 4)) // expect: 7
var multiply = Calculator.multiply
System.print(await multiply(5, 6)) // expect: 30
var square = Calculator.square
System.print(await square(8)) // expect: 64
var constant = Calculator.constant
System.print(await constant()) // expect: 42
var results = Calculator.compute(2, 3)
System.print(results) // expect: [5, 6]