Ilmir Usmanov
52 lines
1.2 KiB
Kotlin
Vendored
52 lines
1.2 KiB
Kotlin
Vendored
// WITH_STDLIB
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// WORKS_WHEN_VALUE_CLASS
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// LANGUAGE: +ValueClasses, +GenericInlineClassParameter
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fun <T> underlying(a: IC<FooHolder>): T = bar(a) {
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it.value.value as T
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}
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fun <T> extension(a: IC<FooHolder>): T = bar(a) {
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it.extensionValue()
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}
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fun <T> dispatch(a: IC<FooHolder>): T = bar(a) {
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it.dispatchValue()
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}
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fun <T> normal(a: IC<FooHolder>): T = bar(a) {
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normalValue(it)
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}
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fun <T> IC<FooHolder>.extensionValue(): T = value.value as T
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fun <T> normalValue(ic: IC<FooHolder>): T = ic.value.value as T
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fun <T, R> bar(value: T, f: (T) -> R): R {
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return f(value)
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}
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interface Foo
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class FooHolder(val value: Any): Foo
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OPTIONAL_JVM_INLINE_ANNOTATION
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value class IC<T: Foo>(val value: T): Foo {
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fun <T> dispatchValue(): T = (value as FooHolder).value as T
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}
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fun box(): String {
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var res = underlying<Int>(IC(FooHolder(40))) + 2
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if (res != 42) return "FAIL 1: $res"
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res = extension<Int>(IC(FooHolder(40))) + 3
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if (res != 43) return "FAIL 2: $res"
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res = dispatch<Int>(IC(FooHolder(40))) + 4
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if (res != 44) return "FAIL 3: $res"
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res = normal<Int>(IC(FooHolder(40))) + 5
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if (res != 45) return "FAIL 4: $res"
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return "OK"
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} |