Denis.Zharkov
34 lines
805 B
Kotlin
Vendored
34 lines
805 B
Kotlin
Vendored
// !LANGUAGE: +DefinitelyNonNullableTypes
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fun <T> toDefNotNull(s: T): T & Any = s!!
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fun <K> removeQuestionMark(x: K?): K = x!!
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fun Any.foo() {}
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fun <E> expectNN(e: E & Any) {}
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fun <F> main(x: F, y: F, z: F, w: F, m: F) {
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val y1 = toDefNotNull(x) // K instead of K & Any
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val y2: F & Any = toDefNotNull(x) // K instead of K & Any
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val x1 = removeQuestionMark(x) // T or T & Any
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val x2: F & Any = removeQuestionMark(x) // T or T & Any
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val z1 = x!!
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val z2: F & Any = y!!
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val w1 = if (z != null) <!DEBUG_INFO_SMARTCAST!>z<!> else return
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val w2: F & Any = if (w != null) <!DEBUG_INFO_SMARTCAST!>w<!> else return
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y1.foo()
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y2.foo()
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x1.foo()
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x2.foo()
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z1.foo()
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z2.foo()
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w1.foo()
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w2.foo()
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expectNN(<!TYPE_MISMATCH!>m<!>)
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expectNN(m!!)
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}
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