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Don't add LHS type constraint for callable references too early, before the resolution

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The constraint depends on a resolution candidate, because it can be Java static or companion object's member (don't need add constraint in this case)

^KT-41978 Fixed
This commit is contained in:
Victor Petukhov
2021-09-29 19:13:03 +03:00
committed by TeamCityServer
parent fd2929d2c5
commit 43a83dd07a
21 changed files with 642 additions and 45 deletions
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compiler/testData/diagnostics/tests/inference/kt39220.kt
Vendored
+10 -10
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@@ -27,22 +27,22 @@ interface Foo {
// CR on property with to receivers are forbidden
fun <T: Foo> test() {
// with LHS and property
bar8<T>(<!TYPE_MISMATCH!>Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x1<!><!>)
bar8<T>(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x1<!>)
bar8<Foo>(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x1<!>)
bar8(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x1<!>)
<!NEW_INFERENCE_NO_INFORMATION_FOR_PARAMETER!>bar8<!>(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x1<!>)
// with LHS and mutable property
bar8<T>(<!TYPE_MISMATCH!>Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x2<!><!>)
bar8<T>(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x2<!>)
bar8<Foo>(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x2<!>)
bar8(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x2<!>)
<!NEW_INFERENCE_NO_INFORMATION_FOR_PARAMETER!>bar8<!>(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x2<!>)
// with LHS and propery + mutable property (mixed)
bar8<T>(<!TYPE_MISMATCH!>Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x3<!><!>)
bar8<T>(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x3<!>)
bar8<Foo>(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x3<!>)
bar8(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x3<!>)
bar9<T>(<!TYPE_MISMATCH!>Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x3<!><!>)
<!NEW_INFERENCE_NO_INFORMATION_FOR_PARAMETER!>bar8<!>(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x3<!>)
bar9<T>(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x3<!>)
bar9<Foo>(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x3<!>)
bar9(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x3<!>)
<!NEW_INFERENCE_NO_INFORMATION_FOR_PARAMETER!>bar9<!>(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>x3<!>)
}
}
@@ -84,9 +84,9 @@ fun <T : Foo, R: Number, D: Int> main() {
bar1(::resolve) // OK
// with LHS and conflicting projection
bar2<T>(<!TYPE_MISMATCH!>Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>resolve<!><!>)
bar2<T>(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>resolve<!>)
bar2<Foo>(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>resolve<!>)
bar2(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>resolve<!>)
<!NEW_INFERENCE_NO_INFORMATION_FOR_PARAMETER!>bar2<!>(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>resolve<!>)
// with LHS and Any? expected type
bar3<T>(Foo::<!CALLABLE_REFERENCE_RESOLUTION_AMBIGUITY!>resolve<!>)