simon.ogorodnik
31 lines
1.2 KiB
Kotlin
Vendored
31 lines
1.2 KiB
Kotlin
Vendored
// !LANGUAGE: +NewInference
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// !CHECK_TYPE
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// FILE: Fn.java
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public interface Fn<T, R> {
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R apply(T t);
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}
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// FILE: Fn2.java
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public interface Fn2<T, R> extends Fn<T, R> {}
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// FILE: J.java
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public interface J {
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String foo(Fn<String, Object> f, Object o);
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int foo(Fn<Object, Object> f, String s); // (Any) -> Any <: (String) -> Any <=> String <: Any
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String bas(Fn<Object, Object> f, Object o);
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int bas(Fn<Object, String> f, String s); // (Any) -> String <: (Any) -> Any <=> String <: Any
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String bar(Fn<String, Object> f);
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int bar(Fn2<String, Object> f); // Fn2 seems more specific one even function type same
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}
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// FILE: 1.kt
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fun test(j: J) {
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j.<!AMBIGUITY!>foo<!>({ <!UNRESOLVED_REFERENCE!>it<!> <!INAPPLICABLE_CANDIDATE!>checkType<!> { <!UNRESOLVED_REFERENCE!>_<!><Any>() }; "" }, "") <!INAPPLICABLE_CANDIDATE!>checkType<!> { <!UNRESOLVED_REFERENCE!>_<!><Int>() }
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j.<!AMBIGUITY!>bas<!>({ <!UNRESOLVED_REFERENCE!>it<!> <!INAPPLICABLE_CANDIDATE!>checkType<!> { <!UNRESOLVED_REFERENCE!>_<!><Any>() }; "" }, "") <!INAPPLICABLE_CANDIDATE!>checkType<!> { <!UNRESOLVED_REFERENCE!>_<!><Int>() }
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// NI: TODO
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j.bar { it checkType { <!INAPPLICABLE_CANDIDATE!>_<!><Any>() }; "" } checkType { _<Int>() }
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} |