Dmitriy Novozhilov
41 lines
676 B
Kotlin
Vendored
41 lines
676 B
Kotlin
Vendored
package a
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interface A {
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val b: B
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val nb: B?
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}
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interface B {
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fun foo(): Int
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}
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fun test(u: A?, x: A?, y: A?, z: A?, w: A, v: A?) {
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u?.b?.foo()!! // was UNNECESSARY_SAFE_CALL everywhere, because result type (of 'foo()') wasn't made nullable
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u!!.b?.foo()!!
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x?.b!!.foo()!!
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// x?.b is not null
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x!!.b!!.foo()!!
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y?.nb?.foo()!!
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y!!.nb?.foo()!!
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z?.nb!!.foo()!!
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// z?.nb is not null
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z!!.nb!!.foo()!!
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w.b?.foo()!!
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w.b!!.foo()!!
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w.nb?.foo()!!
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w.nb!!.foo()!!
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v!!.b.foo()!!
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}
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fun B?.bar(): Int = 1
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fun B?.baz(): Int? = 1
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fun doInt(i: Int) = i
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fun test(a: A?) {
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doInt(a?.b.bar()!!)
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doInt(a?.b.baz()!!)
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} |