Dmitriy Novozhilov
43 lines
1.1 KiB
Kotlin
Vendored
43 lines
1.1 KiB
Kotlin
Vendored
// !WITH_NEW_INFERENCE
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// !CHECK_TYPE
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// !DIAGNOSTICS: -UNUSED_EXPRESSION -UNUSED_PARAMETER
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class Outer<E> {
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inner class Inner<F> {
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fun foo() = this
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fun baz(): Inner<String> = null!!
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}
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fun innerFactory(): Outer<E>.Inner<String> = null!!
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fun bar() = Inner<E>()
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fun set(inner: Inner<out E>) {}
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fun inside() {
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innerFactory().checkType { _<Inner<String>>() }
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}
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}
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fun factoryString(): Outer<String>.Inner<String> = null!!
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fun <T, Y> infer(x: T, y: Y): Outer<T>.Inner<Y> = null!!
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val inferred = infer("", 1)
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fun main() {
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val outer = Outer<String>()
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checkSubtype<Outer<String>.Inner<String>>(outer.bar())
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checkSubtype<Outer<String>.Inner<Int>>(outer.Inner<Int>())
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checkSubtype<Outer<*>.Inner<*>>(outer.bar())
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checkSubtype<Outer<*>.Inner<*>>(outer.Inner<Int>())
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<!INAPPLICABLE_CANDIDATE!>checkSubtype<!><Outer<CharSequence>.Inner<CharSequence>>(outer.bar())
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<!INAPPLICABLE_CANDIDATE!>checkSubtype<!><Outer<CharSequence>.Inner<CharSequence>>(outer.Inner())
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outer.set(outer.bar())
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outer.set(outer.Inner())
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val x: Outer<String>.Inner<String> = factoryString()
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outer.set(x)
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}
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