KT-47939 KotlinFunInterfaceConstructorReference is experimental

compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/checkers/expression/FirFunInterfaceConstructorReferenceChecker.kt

@@ -22,7 +22,7 @@ import org.jetbrains.kotlin.fir.symbols.impl.FirNamedFunctionSymbol
 object FirFunInterfaceConstructorReferenceChecker : FirQualifiedAccessExpressionChecker() {
     override fun check(expression: FirQualifiedAccessExpression, context: CheckerContext, reporter: DiagnosticReporter) {
         if (expression !is FirCallableReferenceAccess) return
-        if (context.languageVersionSettings.supportsFeature(LanguageFeature.AllowKotlinFunInterfaceConstructorReference)) return
+        if (context.languageVersionSettings.supportsFeature(LanguageFeature.KotlinFunInterfaceConstructorReference)) return
 
         val reference = expression.calleeReference.resolved ?: return
         val referredSymbol = reference.resolvedSymbol

compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/checkers/FunInterfaceConstructorReferenceChecker.kt

@@ -14,7 +14,7 @@ import org.jetbrains.kotlin.resolve.sam.SamConstructorDescriptor
 
 object FunInterfaceConstructorReferenceChecker : CallChecker {
     override fun check(resolvedCall: ResolvedCall<*>, reportOn: PsiElement, context: CallCheckerContext) {
-        if (context.languageVersionSettings.supportsFeature(LanguageFeature.AllowKotlinFunInterfaceConstructorReference)) return
+        if (context.languageVersionSettings.supportsFeature(LanguageFeature.KotlinFunInterfaceConstructorReference)) return
 
         val resultingDescriptor = resolvedCall.resultingDescriptor
         if (resultingDescriptor !is SamConstructorDescriptor || !resolvedCall.call.isCallableReference()) return

compiler/testData/codegen/box/callableReference/funInterfaceConstructor/funInterfaceConstructedObjectsEquality.kt

@@ -1,4 +1,4 @@
-// !LANGUAGE: +AllowKotlinFunInterfaceConstructorReference
+// !LANGUAGE: +KotlinFunInterfaceConstructorReference
 
 // IGNORE_BACKEND: JVM
 //  ^ unsupported in old JVM BE

compiler/testData/codegen/box/callableReference/funInterfaceConstructor/funInterfaceConstructor.kt

@@ -1,4 +1,4 @@
-// !LANGUAGE: +AllowKotlinFunInterfaceConstructorReference
+// !LANGUAGE: +KotlinFunInterfaceConstructorReference
 
 // IGNORE_BACKEND: JVM
 //  ^ unsupported in old JVM BE

compiler/testData/codegen/box/callableReference/funInterfaceConstructor/funInterfaceConstructorEquality.kt

@@ -1,4 +1,4 @@
-// !LANGUAGE: +AllowKotlinFunInterfaceConstructorReference
+// !LANGUAGE: +KotlinFunInterfaceConstructorReference
 
 // DONT_TARGET_EXACT_BACKEND: JVM
 //  ^ old JVM BE generates bogus code that fails in 'invoke', but works almost as expected in terms of equality

compiler/testData/diagnostics/tests/funInterface/funInterfaceConstructorReferences_after.kt

@@ -1,5 +1,5 @@
 // FIR_IDENTICAL
-// !LANGUAGE: +AllowKotlinFunInterfaceConstructorReference
+// !LANGUAGE: +KotlinFunInterfaceConstructorReference
 
 fun interface Foo {
     fun run()

compiler/testData/diagnostics/tests/funInterface/funInterfaceConstructorReferences_before.kt

@@ -1,5 +1,5 @@
 // FIR_IDENTICAL
-// !LANGUAGE: -AllowKotlinFunInterfaceConstructorReference
+// !LANGUAGE: -KotlinFunInterfaceConstructorReference
 
 fun interface Foo {
     fun run()

compiler/testData/ir/irText/expressions/funInterfaceConstructorReference.kt

@@ -1,4 +1,4 @@
-// !LANGUAGE: +AllowKotlinFunInterfaceConstructorReference
+// !LANGUAGE: +KotlinFunInterfaceConstructorReference
 // WITH_REFLECT
 import kotlin.reflect.*
 

compiler/util/src/org/jetbrains/kotlin/config/LanguageVersionSettings.kt

@@ -244,7 +244,6 @@ enum class LanguageFeature(
     ConsiderExtensionReceiverFromConstrainsInLambda(KOTLIN_1_7, kind = BUG_FIX), // KT-49832
     ProperInternalVisibilityCheckInImportingScope(KOTLIN_1_7, kind = BUG_FIX),
     InlineClassImplementationByDelegation(KOTLIN_1_7),
-    AllowKotlinFunInterfaceConstructorReference(KOTLIN_1_7),
 
     // 1.8
 
@@ -258,6 +257,7 @@ enum class LanguageFeature(
 
     // Temporarily disabled, see KT-27084/KT-22379
     SoundSmartcastFromLoopConditionForLoopAssignedVariables(sinceVersion = null, kind = BUG_FIX),
+
     // Disabled for indefinite time. See KT-48535 and related discussion
     OptInOnOverrideForbidden(sinceVersion = null, kind = BUG_FIX),
     ApproximateIntegerLiteralTypesInReceiverPosition(sinceVersion = null),
@@ -277,6 +277,7 @@ enum class LanguageFeature(
     JsAllowInvalidCharsIdentifiersEscaping(sinceVersion = null, defaultState = State.DISABLED, kind = UNSTABLE_FEATURE),
     JsAllowValueClassesInExternals(sinceVersion = null, defaultState = State.DISABLED, kind = UNSTABLE_FEATURE),
     ContextReceivers(sinceVersion = null, defaultState = State.DISABLED, kind = UNSTABLE_FEATURE),
+    KotlinFunInterfaceConstructorReference(sinceVersion = null, defaultState = State.DISABLED, kind = UNSTABLE_FEATURE),
 
     ;
 
@@ -365,6 +366,7 @@ enum class LanguageVersion(val major: Int, val minor: Int) : DescriptionAware, L
     KOTLIN_1_6(1, 6),
     KOTLIN_1_7(1, 7),
     KOTLIN_1_8(1, 8),
+    KOTLIN_1_9(1, 9),
     ;
 
     override val isStable: Boolean