Ivan Kylchik
56 lines
1.5 KiB
Kotlin
Vendored
56 lines
1.5 KiB
Kotlin
Vendored
@CompileTimeCalculation
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fun returnTheSameValueFun(num: Int) = fun(): Int { return num }
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@CompileTimeCalculation
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fun multiplyByTwo(num: Int): () -> Int {
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val a = 2
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val b = 5
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return fun(): Int { return num * a }
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}
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@CompileTimeCalculation
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inline fun multiplyBy(noinline multiply: (Int, Int) -> Int): (Int, Int) -> Int {
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return multiply
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}
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@CompileTimeCalculation
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fun checkStackCorrectness(): Int {
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returnTheSameValueFun(10).invoke()
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val num = 5
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return num
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}
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@CompileTimeCalculation
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fun checkLaterInvoke(): String {
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val num = 10
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val function = multiplyByTwo(num)
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val b = 0
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return "previous = " + num + "; multiplied by two = " + function.invoke() + "; b = " + b
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}
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@CompileTimeCalculation
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fun localInline(): String {
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val a = 10
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val b = 20
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val function = multiplyBy() { a, b -> (a + b) * 2 }.invoke(1, 3)
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return "result = " + function + "; (a, b) = ($a, $b)"
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}
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@CompileTimeCalculation
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fun getNumAfterLocalInvoke(): Int {
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var a = 1
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@CompileTimeCalculation
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fun local() {
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a++
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}
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local()
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return a
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}
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const val a = returnTheSameValueFun(2).<!EVALUATED: `2`!>invoke()<!>
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const val b = multiplyByTwo(1).<!EVALUATED: `2`!>invoke()<!>
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const val c = <!EVALUATED: `5`!>checkStackCorrectness()<!>
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const val d = <!EVALUATED: `previous = 10; multiplied by two = 20; b = 0`!>checkLaterInvoke()<!>
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const val e = <!EVALUATED: `result = 8; (a, b) = (10, 20)`!>localInline()<!>
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const val f = <!EVALUATED: `2`!>getNumAfterLocalInvoke()<!>
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