Refine 1.0-compatibility mode for JDK dependent members

- calls must be prohibited iff they refer to some additonal built in member
- override must be prohibited iff all of the overridden descriptors are additional

Other usages were able to be successfully compiled by 1.0.x

Solution with @Deprecated(level=Error) doesn't work properly, because
deprecation propagates to overridden, thus call 'java.util.ArrayList<String>().stream()'
becomes invalid, while it was correct in 1.0.x

 #KT-15794 Fixed
This commit is contained in:
Denis Zharkov
2017-01-18 18:03:28 +03:00
parent b9f9894310
commit 5d4f51d9b6
4 changed files with 39 additions and 35 deletions
@@ -28,8 +28,21 @@ import org.jetbrains.kotlin.lexer.KtTokens
import org.jetbrains.kotlin.load.java.descriptors.JavaCallableMemberDescriptor
import org.jetbrains.kotlin.psi.KtDeclaration
import org.jetbrains.kotlin.resolve.BindingContext
import org.jetbrains.kotlin.resolve.calls.checkers.CallChecker
import org.jetbrains.kotlin.resolve.calls.checkers.CallCheckerContext
import org.jetbrains.kotlin.resolve.calls.model.ResolvedCall
import org.jetbrains.kotlin.resolve.checkers.DeclarationChecker
import org.jetbrains.kotlin.resolve.descriptorUtil.overriddenTreeUniqueAsSequence
object AdditionalBuiltInsMembersCallChecker : CallChecker {
override fun check(resolvedCall: ResolvedCall<*>, reportOn: PsiElement, context: CallCheckerContext) {
if (context.languageVersionSettings.supportsFeature(LanguageFeature.AdditionalBuiltInsMembers)) return
val resultingDescriptor = resolvedCall.resultingDescriptor as? CallableMemberDescriptor ?: return
if (resultingDescriptor.isAdditionalBuiltInMember()) {
context.trace.report(Errors.UNSUPPORTED_FEATURE.on(reportOn, LanguageFeature.AdditionalBuiltInsMembers))
}
}
}
object AdditionalBuiltInsMemberOverrideDeclarationChecker : DeclarationChecker {
override fun check(
@@ -43,19 +56,11 @@ object AdditionalBuiltInsMemberOverrideDeclarationChecker : DeclarationChecker {
val resultingDescriptor = descriptor as? CallableMemberDescriptor ?: return
val overrideKeyword = declaration.modifierList?.getModifier(KtTokens.OVERRIDE_KEYWORD) ?: return
// TODO: allow to omit 'override' on additional built-ins members
reportErrorIfAdditionalBuiltinDescriptor(resultingDescriptor, diagnosticHolder, overrideKeyword)
if (resultingDescriptor.original.overriddenDescriptors.all { it.isAdditionalBuiltInMember() }) {
diagnosticHolder.report(Errors.UNSUPPORTED_FEATURE.on(overrideKeyword, LanguageFeature.AdditionalBuiltInsMembers))
}
}
}
private fun reportErrorIfAdditionalBuiltinDescriptor(
descriptor: CallableMemberDescriptor,
diagnosticHolder: DiagnosticSink,
reportOn: PsiElement
) {
val overriddenTree = descriptor.overriddenTreeUniqueAsSequence(useOriginal = true)
if (overriddenTree.any { KotlinBuiltIns.isBuiltIn(it) && it is JavaCallableMemberDescriptor }) {
diagnosticHolder.report(Errors.UNSUPPORTED_FEATURE.on(reportOn, LanguageFeature.AdditionalBuiltInsMembers))
}
}
private fun CallableMemberDescriptor.isAdditionalBuiltInMember() =
KotlinBuiltIns.isBuiltIn(this) && this is JavaCallableMemberDescriptor
@@ -22,11 +22,10 @@ import org.jetbrains.kotlin.container.useInstance
import org.jetbrains.kotlin.platform.JavaToKotlinClassMap
import org.jetbrains.kotlin.resolve.PlatformConfigurator
import org.jetbrains.kotlin.resolve.calls.checkers.ReifiedTypeParameterSubstitutionChecker
import org.jetbrains.kotlin.resolve.checkers.MissingDependencyClassChecker
import org.jetbrains.kotlin.resolve.checkers.HeaderImplDeclarationChecker
import org.jetbrains.kotlin.resolve.checkers.MissingDependencyClassChecker
import org.jetbrains.kotlin.resolve.jvm.*
import org.jetbrains.kotlin.resolve.jvm.checkers.*
import org.jetbrains.kotlin.resolve.lazy.DelegationFilter
import org.jetbrains.kotlin.synthetic.JavaSyntheticConstructorsProvider
import org.jetbrains.kotlin.synthetic.JavaSyntheticScopes
import org.jetbrains.kotlin.types.DynamicTypesSettings
@@ -58,7 +57,8 @@ object JvmPlatformConfigurator : PlatformConfigurator(
SuperCallWithDefaultArgumentsChecker(),
MissingDependencyClassChecker,
ProtectedSyntheticExtensionCallChecker,
ReifiedTypeParameterSubstitutionChecker()
ReifiedTypeParameterSubstitutionChecker(),
AdditionalBuiltInsMembersCallChecker
),
additionalTypeCheckers = listOf(
@@ -3,20 +3,24 @@
// SKIP_TXT
class A : java.util.ArrayList<String>() {
<!UNSUPPORTED_FEATURE!>override<!> fun stream(): java.util.stream.Stream<String> = super.<!DEPRECATION_ERROR!>stream<!>()
override fun stream(): java.util.stream.Stream<String> = super.stream()
}
class A1 : java.util.ArrayList<String>() {
fun stream(): java.util.stream.Stream<String> = super.<!DEPRECATION_ERROR!>stream<!>()
fun stream(): java.util.stream.Stream<String> = super.stream()
}
class B : <!DEPRECATION_ERROR!>Throwable<!>("", null, false, false)
interface A2 : List<String> {
<!UNSUPPORTED_FEATURE!>override<!> fun stream(): java.util.stream.Stream<String> = null!!
}
class B : <!UNSUPPORTED_FEATURE!>Throwable<!>("", null, false, false)
fun Throwable.<!EXTENSION_SHADOWED_BY_MEMBER!>fillInStackTrace<!>() = 1
fun foo(x: List<String>, y: Throwable) {
x.<!DEPRECATION_ERROR!>stream<!>()
java.util.ArrayList<String>().<!DEPRECATION_ERROR!>stream<!>()
x.<!UNSUPPORTED_FEATURE!>stream<!>()
java.util.ArrayList<String>().stream()
y.fillInStackTrace() checkType { _<Int>() }
@@ -22,6 +22,7 @@ import org.jetbrains.kotlin.builtins.JvmBuiltInClassDescriptorFactory
import org.jetbrains.kotlin.builtins.KotlinBuiltIns
import org.jetbrains.kotlin.descriptors.*
import org.jetbrains.kotlin.descriptors.annotations.AnnotationDescriptorImpl
import org.jetbrains.kotlin.descriptors.annotations.Annotations
import org.jetbrains.kotlin.descriptors.annotations.AnnotationsImpl
import org.jetbrains.kotlin.descriptors.annotations.createDeprecatedAnnotation
import org.jetbrains.kotlin.descriptors.impl.ClassDescriptorImpl
@@ -81,10 +82,9 @@ open class JvmBuiltInsSettings(
).let { AnnotationsImpl(listOf(it)) }
}
private val notSupportedDeprecation by storageManager.createLazyValue {
// We use both LowPriorityInOverloadResolution to achieve the following goals:
// - If there is something to resolve to beside an additional built-in member, it's *almost* always will win
// - Otherwise error will be reported because of Deprecated annotation with Error level
private val lowPriorityAnnotation: Annotations by storageManager.createLazyValue {
// We use both LowPriorityInOverloadResolution to achieve the following goal:
// If there is something to resolve to beside an additional built-in member, it's *almost* always will win
val lowPriorityAnnotation =
ClassDescriptorImpl(
moduleDescriptor.getPackage(LOW_PRIORITY_IN_OVERLOAD_RESOLUTION_FQ_NAME.parent()), LOW_PRIORITY_IN_OVERLOAD_RESOLUTION_FQ_NAME.shortName(),
@@ -95,12 +95,7 @@ open class JvmBuiltInsSettings(
AnnotationDescriptorImpl(defaultType, emptyMap(), SourceElement.NO_SOURCE)
}
val errorDeprecation = moduleDescriptor.builtIns.createDeprecatedAnnotation(
"This member is not supported by Kotlin compiler on this language level",
level = DeprecationLevel.ERROR.name
)
AnnotationsImpl(listOf(lowPriorityAnnotation, errorDeprecation))
AnnotationsImpl(listOf(lowPriorityAnnotation))
}
private fun StorageManager.createMockJavaIoSerializableType(): KotlinType {
@@ -162,7 +157,7 @@ open class JvmBuiltInsSettings(
JDKMemberStatus.NOT_CONSIDERED -> {
if (!isAdditionalBuiltInsFeatureSupported) {
setAdditionalAnnotations(notSupportedDeprecation)
setAdditionalAnnotations(lowPriorityAnnotation)
}
else {
setAdditionalAnnotations(notConsideredDeprecation)
@@ -173,7 +168,7 @@ open class JvmBuiltInsSettings(
JDKMemberStatus.WHITE_LIST -> {
if (!isAdditionalBuiltInsFeatureSupported) {
setAdditionalAnnotations(notSupportedDeprecation)
setAdditionalAnnotations(lowPriorityAnnotation)
}
}
}
@@ -321,7 +316,7 @@ open class JvmBuiltInsSettings(
setSubstitution(substitutor.substitution)
if (!isAdditionalBuiltInsFeatureSupported) {
setAdditionalAnnotations(notSupportedDeprecation)
setAdditionalAnnotations(lowPriorityAnnotation)
}
else if (SignatureBuildingComponents.signature(javaAnalogueDescriptor, javaConstructor.computeJvmDescriptor()) !in WHITE_LIST_CONSTRUCTOR_SIGNATURES) {
setAdditionalAnnotations(notConsideredDeprecation)