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Compatibility warning for references to companion via name (KT-13934)

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This commit is contained in:
Mikhail Zarechenskiy
2020-06-02 12:19:03 +03:00
parent 3fdf048e51
commit 718f23b34f
17 changed files with 284 additions and 2 deletions
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compiler/testData/diagnostics/tests/callableReference/referenceToCompanionObjectMemberViaClassName.kt
Vendored
+37
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@@ -0,0 +1,37 @@
// FIR_IDENTICAL
// !DIAGNOSTICS: -UNUSED_EXPRESSION -UNUSED_PARAMETER
class A {
companion object {
fun foo(): Int = 0
}
}
class B {
fun foo(): String = ""
companion object {
fun foo(): Int = 0
}
}
fun <T> call(f: () -> T): T = f()
fun testA(a: A) {
val call1 = call(A::foo)
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Int")!>call1<!>
val call2 = call(A.Companion::foo)
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Int")!>call2<!>
}
fun testB(b: B) {
val call1 = call(B::foo)
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Int")!>call1<!>
val call2 = call(B()::foo)
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.String")!>call2<!>
val call3 = call(B.Companion::foo)
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Int")!>call3<!>
}
compiler/testData/diagnostics/tests/callableReference/referenceToCompanionObjectMemberViaClassName.txt
Vendored
+36
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@@ -0,0 +1,36 @@
package
public fun </*0*/ T> call(/*0*/ f: () -> T): T
public fun testA(/*0*/ a: A): kotlin.Unit
public fun testB(/*0*/ b: B): kotlin.Unit
public final class A {
public constructor A()
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 companion object Companion {
private constructor Companion()
public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
public final fun foo(): kotlin.Int
public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
}
}
public final class B {
public constructor B()
public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
public final fun foo(): kotlin.String
public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
public companion object Companion {
private constructor Companion()
public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
public final fun foo(): kotlin.Int
public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
}
}
compiler/testData/diagnostics/tests/callableReference/referenceToCompanionObjectMemberViaClassNameCompatibility.fir.kt
Vendored
+33
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@@ -0,0 +1,33 @@
// !DIAGNOSTICS: -UNUSED_EXPRESSION -UNUSED_PARAMETER
class A {
companion object {
fun foo(): Int = 0
}
}
fun A.foo(): Double = 0.0
fun Any.foo(): Float = 1f
class B {
fun foo(): String = ""
companion object {
fun foo(): Int = 0
}
}
fun B.foo(): Double = 0.0
fun call(a: Any) {}
fun testA(a: A) {
call(A::foo)
call(A.Companion::foo)
}
fun testB(b: B) {
call(B::foo)
call(B()::foo)
call(B.Companion::foo)
}
compiler/testData/diagnostics/tests/callableReference/referenceToCompanionObjectMemberViaClassNameCompatibility.kt
Vendored
+33
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@@ -0,0 +1,33 @@
// !DIAGNOSTICS: -UNUSED_EXPRESSION -UNUSED_PARAMETER
class A {
companion object {
fun foo(): Int = 0
}
}
fun A.foo(): Double = 0.0
fun Any.foo(): Float = 1f
class B {
fun foo(): String = ""
companion object {
fun foo(): Int = 0
}
}
fun B.<!EXTENSION_SHADOWED_BY_MEMBER!>foo<!>(): Double = 0.0
fun call(a: Any) {}
fun testA(a: A) {
call(<!COMPATIBILITY_WARNING!>A::foo<!>)
call(A.Companion::foo)
}
fun testB(b: B) {
call(B::foo)
call(B()::foo)
call(B.Companion::foo)
}
compiler/testData/diagnostics/tests/callableReference/referenceToCompanionObjectMemberViaClassNameCompatibility.txt
Vendored
+39
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@@ -0,0 +1,39 @@
package
public fun call(/*0*/ a: kotlin.Any): kotlin.Unit
public fun testA(/*0*/ a: A): kotlin.Unit
public fun testB(/*0*/ b: B): kotlin.Unit
public fun A.foo(): kotlin.Double
public fun B.foo(): kotlin.Double
public fun kotlin.Any.foo(): kotlin.Float
public final class A {
public constructor A()
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 companion object Companion {
private constructor Companion()
public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
public final fun foo(): kotlin.Int
public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
}
}
public final class B {
public constructor B()
public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
public final fun foo(): kotlin.String
public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
public companion object Companion {
private constructor Companion()
public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
public final fun foo(): kotlin.Int
public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
}
}