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[NI] More accurate handle of capture types from subtyping

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#KT-31520 Fixed
This commit is contained in:
Mikhail Zarechenskiy
2019-05-21 16:36:46 +03:00
parent cc29ca02f8
commit 5173d5e359
8 changed files with 64 additions and 6 deletions
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compiler/testData/diagnostics/tests/inference/capturedTypes/captureTypeOnlyOnTopLevel.kt
Vendored
+2 -2
View File
@@ -4,7 +4,7 @@
fun <T> foo(array: Array<Array<T>>): Array<Array<T>> = array
fun test(array: Array<Array<out Int>>) {
<!OI;TYPE_INFERENCE_PARAMETER_CONSTRAINT_ERROR!>foo<!>(<!NI;NEW_INFERENCE_ERROR!>array<!>)
<!OI;TYPE_INFERENCE_PARAMETER_CONSTRAINT_ERROR!>foo<!>(<!NI;TYPE_MISMATCH!>array<!>)
val f: Array<out Array<out Int>> = <!OI;TYPE_INFERENCE_PARAMETER_CONSTRAINT_ERROR!>foo<!>(<!NI;NEW_INFERENCE_ERROR, OI;TYPE_MISMATCH!>array<!>)
val f: Array<out Array<out Int>> = <!OI;TYPE_INFERENCE_PARAMETER_CONSTRAINT_ERROR!>foo<!>(<!TYPE_MISMATCH!>array<!>)
}
compiler/testData/diagnostics/tests/inference/capturedTypes/noCaptureTypeErrorForNonTopLevel.kt
Vendored
+2 -2
View File
@@ -11,8 +11,8 @@ fun bar(b: B<in A<out Number>>, bOut: B<out A<out Number>>, bOut2: B<out A<Numbe
foo(b)
foo<Number>(b)
<!OI;TYPE_INFERENCE_CONFLICTING_SUBSTITUTIONS!>baz<!>(<!NI;NEW_INFERENCE_ERROR!>bOut<!>)
baz<Number>(<!NI;NEW_INFERENCE_ERROR, OI;TYPE_MISMATCH!>bOut<!>)
<!OI;TYPE_INFERENCE_CONFLICTING_SUBSTITUTIONS!>baz<!>(<!NI;TYPE_MISMATCH!>bOut<!>)
baz<Number>(<!TYPE_MISMATCH!>bOut<!>)
baz(bOut2)
baz<Number>(bOut2)
compiler/testData/diagnostics/tests/inference/constraints/constraintFromVariantTypeWithNestedProjection.kt
Vendored
+16
View File
@@ -0,0 +1,16 @@
// !WITH_NEW_INFERENCE
// !DIAGNOSTICS: -UNUSED_PARAMETER
class Out<out T>
class In<in T>
class Inv<T>
fun <R> choose1(c: Out<Out<R>>) {}
fun <R> choose2(c: In<In<R>>) {}
fun <R> choose3(c: Inv<Inv<R>>) {}
fun f(o: Out<Out<*>>, i: In<In<*>>, inv: Inv<Inv<*>>) {
choose1(o)
<!NI;NEW_INFERENCE_NO_INFORMATION_FOR_PARAMETER, OI;TYPE_INFERENCE_NO_INFORMATION_FOR_PARAMETER!>choose2<!>(i)
<!OI;TYPE_INFERENCE_PARAMETER_CONSTRAINT_ERROR!>choose3<!>(<!NI;TYPE_MISMATCH!>inv<!>)
}
compiler/testData/diagnostics/tests/inference/constraints/constraintFromVariantTypeWithNestedProjection.txt
Vendored
+27
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@@ -0,0 +1,27 @@
package
public fun </*0*/ R> choose1(/*0*/ c: Out<Out<R>>): kotlin.Unit
public fun </*0*/ R> choose2(/*0*/ c: In<In<R>>): kotlin.Unit
public fun </*0*/ R> choose3(/*0*/ c: Inv<Inv<R>>): kotlin.Unit
public fun f(/*0*/ o: Out<Out<*>>, /*1*/ i: In<In<*>>, /*2*/ inv: Inv<Inv<*>>): kotlin.Unit
public final class In</*0*/ in T> {
public constructor In</*0*/ in T>()
public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
}
public final class Inv</*0*/ T> {
public constructor Inv</*0*/ T>()
public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
}
public final class Out</*0*/ out T> {
public constructor Out</*0*/ out T>()
public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
}