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Forbid callable references to members and extensions with empty LHS

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This syntax is reserved to be likely used in the future as a shorthand for
"this::foo" where the resulting expression doesn't take the receiver as a
parameter but has "this" already bound to it
This commit is contained in:
Alexander Udalov
2015-10-02 21:56:15 +03:00
parent f310d4c10e
commit 661f4efc68
48 changed files with 114 additions and 378 deletions
Download Patch File Download Diff File Expand all files Collapse all files
compiler/testData/diagnostics/tests/callableReference/function/extensionFromClass.kt
Vendored
-19
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@@ -1,19 +0,0 @@
// !CHECK_TYPE
import kotlin.reflect.*
class A {
fun main() {
val x = ::foo
val y = ::bar
val z = ::baz
checkSubtype<KFunction1<A, Unit>>(x)
checkSubtype<KFunction2<A, Int, Unit>>(y)
checkSubtype<KFunction1<A, String>>(z)
}
}
fun A.foo() {}
fun A.bar(<!UNUSED_PARAMETER!>x<!>: Int) {}
fun A.baz() = "OK"
compiler/testData/diagnostics/tests/callableReference/function/extensionFromClass.txt
Vendored
-13
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@@ -1,13 +0,0 @@
package
public fun A.bar(/*0*/ x: kotlin.Int): kotlin.Unit
public fun A.baz(): kotlin.String
public fun A.foo(): 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 final fun main(): kotlin.Unit
public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
}
compiler/testData/diagnostics/tests/callableReference/function/extensionFromExtension.kt
Vendored
-19
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@@ -1,19 +0,0 @@
// !CHECK_TYPE
import kotlin.reflect.*
class A
fun A.main() {
val x = ::foo
val y = ::bar
val z = ::baz
checkSubtype<KFunction1<A, Unit>>(x)
checkSubtype<KFunction2<A, Int, Unit>>(y)
checkSubtype<KFunction1<A, String>>(z)
}
fun A.foo() {}
fun A.bar(<!UNUSED_PARAMETER!>x<!>: Int) {}
fun A.baz() = "OK"
compiler/testData/diagnostics/tests/callableReference/function/extensionFromExtension.txt
Vendored
-13
View File
@@ -1,13 +0,0 @@
package
public fun A.bar(/*0*/ x: kotlin.Int): kotlin.Unit
public fun A.baz(): kotlin.String
public fun A.foo(): kotlin.Unit
public fun A.main(): 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
}
compiler/testData/diagnostics/tests/callableReference/function/extensionFromExtensionInClass.kt
Vendored
-21
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@@ -1,21 +0,0 @@
// !CHECK_TYPE
import kotlin.reflect.*
class B
class A {
fun B.main() {
val x = ::foo
val y = ::bar
val z = ::baz
checkSubtype<KFunction1<A, Unit>>(x)
checkSubtype<KFunction2<A, Int, Unit>>(y)
checkSubtype<KFunction1<A, String>>(z)
}
}
fun A.foo() {}
fun A.bar(<!UNUSED_PARAMETER!>x<!>: Int) {}
fun A.baz() = "OK"
compiler/testData/diagnostics/tests/callableReference/function/extensionFromExtensionInClass.txt
Vendored
-20
View File
@@ -1,20 +0,0 @@
package
public fun A.bar(/*0*/ x: kotlin.Int): kotlin.Unit
public fun A.baz(): kotlin.String
public fun A.foo(): 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 final fun B.main(): kotlin.Unit
}
public final class B {
public constructor B()
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
}
compiler/testData/diagnostics/tests/callableReference/function/extensionInClassDisallowed.kt
Vendored
+2 -2
View File
@@ -4,8 +4,8 @@ class A {
fun A.extA(x: String) = x
fun main() {
::<!MISSING_RECEIVER, EXTENSION_IN_CLASS_REFERENCE_NOT_ALLOWED!>extInt<!>
::<!EXTENSION_IN_CLASS_REFERENCE_NOT_ALLOWED!>extA<!>
Int::<!EXTENSION_IN_CLASS_REFERENCE_NOT_ALLOWED!>extInt<!>
A::<!EXTENSION_IN_CLASS_REFERENCE_NOT_ALLOWED!>extA<!>
}
}
compiler/testData/diagnostics/tests/callableReference/function/innerConstructorFromClass.kt
Vendored
+1 -2
View File
@@ -6,10 +6,9 @@ class A {
inner class Inner
fun main() {
val x = ::Inner
::<!CALLABLE_REFERENCE_TO_MEMBER_OR_EXTENSION_WITH_EMPTY_LHS!>Inner<!>
val y = A::Inner
checkSubtype<KFunction1<A, A.Inner>>(x)
checkSubtype<KFunction1<A, Inner>>(y)
}
compiler/testData/diagnostics/tests/callableReference/function/innerConstructorFromExtension.kt
Vendored
+1 -2
View File
@@ -7,10 +7,9 @@ class A {
}
fun A.main() {
val x = ::Inner
::<!CALLABLE_REFERENCE_TO_MEMBER_OR_EXTENSION_WITH_EMPTY_LHS!>Inner<!>
val y = A::Inner
checkSubtype<KFunction1<A, A.Inner>>(x)
checkSubtype<KFunction1<A, A.Inner>>(y)
}
compiler/testData/diagnostics/tests/callableReference/function/memberFromClass.kt
Vendored
-19
View File
@@ -1,19 +0,0 @@
// !CHECK_TYPE
import kotlin.reflect.*
class A {
fun foo() {}
fun bar(<!UNUSED_PARAMETER!>x<!>: Int) {}
fun baz() = "OK"
fun main() {
val x = ::foo
val y = ::bar
val z = ::baz
checkSubtype<KFunction1<A, Unit>>(x)
checkSubtype<KFunction2<A, Int, Unit>>(y)
checkSubtype<KFunction1<A, String>>(z)
}
}
compiler/testData/diagnostics/tests/callableReference/function/memberFromClass.txt
Vendored
-12
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@@ -1,12 +0,0 @@
package
public final class A {
public constructor A()
public final fun bar(/*0*/ x: kotlin.Int): kotlin.Unit
public final fun baz(): kotlin.String
public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
public final fun foo(): kotlin.Unit
public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
public final fun main(): kotlin.Unit
public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
}
compiler/testData/diagnostics/tests/callableReference/function/memberFromExtension.kt
Vendored
-19
View File
@@ -1,19 +0,0 @@
// !CHECK_TYPE
import kotlin.reflect.*
class A {
fun foo() {}
fun bar(<!UNUSED_PARAMETER!>x<!>: Int) {}
fun baz() = "OK"
}
fun A.main() {
val x = ::foo
val y = ::bar
val z = ::baz
checkSubtype<KFunction1<A, Unit>>(x)
checkSubtype<KFunction2<A, Int, Unit>>(y)
checkSubtype<KFunction1<A, String>>(z)
}
compiler/testData/diagnostics/tests/callableReference/function/memberFromExtension.txt
Vendored
-13
View File
@@ -1,13 +0,0 @@
package
public fun A.main(): kotlin.Unit
public final class A {
public constructor A()
public final fun bar(/*0*/ x: kotlin.Int): kotlin.Unit
public final fun baz(): kotlin.String
public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
public final fun foo(): kotlin.Unit
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/function/memberFromExtensionInClass.kt
Vendored
-21
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@@ -1,21 +0,0 @@
// !CHECK_TYPE
import kotlin.reflect.*
class A {
fun foo() {}
fun bar(<!UNUSED_PARAMETER!>x<!>: Int) {}
fun baz() = "OK"
}
class B {
fun A.main() {
val x = ::foo
val y = ::bar
val z = ::baz
checkSubtype<KFunction1<A, Unit>>(x)
checkSubtype<KFunction2<A, Int, Unit>>(y)
checkSubtype<KFunction1<A, String>>(z)
}
}
compiler/testData/diagnostics/tests/callableReference/function/memberFromExtensionInClass.txt
Vendored
-19
View File
@@ -1,19 +0,0 @@
package
public final class A {
public constructor A()
public final fun bar(/*0*/ x: kotlin.Int): kotlin.Unit
public final fun baz(): kotlin.String
public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
public final fun foo(): kotlin.Unit
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 open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
public final fun A.main(): kotlin.Unit
}
compiler/testData/diagnostics/tests/callableReference/function/noAmbiguityMemberVsTopLevel.kt
Vendored
+1 -1
View File
@@ -8,7 +8,7 @@ class A {
fun foo() {}
fun main() {
val x = ::foo
val x = ::<!CALLABLE_REFERENCE_TO_MEMBER_OR_EXTENSION_WITH_EMPTY_LHS!>foo<!>
checkSubtype<KFunction1<A, Unit>>(x)
}