org.jetbrains.kotlin.resolve.konan.diagnostics.NativeThreadLocalChecker.kt Maven / Gradle / Ivy
/*
* Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
* Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
*/
package org.jetbrains.kotlin.resolve.konan.diagnostics
import org.jetbrains.kotlin.descriptors.*
import org.jetbrains.kotlin.diagnostics.DiagnosticFactory0
import org.jetbrains.kotlin.name.FqName
import org.jetbrains.kotlin.psi.KtDeclaration
import org.jetbrains.kotlin.psi.KtElement
import org.jetbrains.kotlin.psi.KtProperty
import org.jetbrains.kotlin.resolve.DescriptorToSourceUtils
import org.jetbrains.kotlin.resolve.DescriptorUtils
import org.jetbrains.kotlin.resolve.checkers.DeclarationChecker
import org.jetbrains.kotlin.resolve.checkers.DeclarationCheckerContext
import org.jetbrains.kotlin.resolve.hasBackingField
internal fun DeclarationChecker.check(
annotationFqName: FqName, declaration: KtDeclaration, descriptor: DeclarationDescriptor, context: DeclarationCheckerContext,
error: DiagnosticFactory0, successCondition: (DeclarationDescriptor) -> Boolean
) {
if (successCondition(descriptor)) return
descriptor.annotations.findAnnotation(annotationFqName)?.let {
val reportLocation = DescriptorToSourceUtils.getSourceFromAnnotation(it) ?: declaration
context.trace.report(error.on(reportLocation))
}
}
object NativeThreadLocalChecker : DeclarationChecker {
private val threadLocalFqName = FqName("kotlin.native.concurrent.ThreadLocal")
override fun check(declaration: KtDeclaration, descriptor: DeclarationDescriptor, context: DeclarationCheckerContext) {
check(threadLocalFqName, declaration, descriptor, context, ErrorsNative.INAPPLICABLE_THREAD_LOCAL) {
val isVariable = descriptor is VariableDescriptor
val hasBackingField = descriptor is PropertyDescriptor && descriptor.hasBackingField(context.trace.bindingContext)
val hasDelegate = declaration is KtProperty && declaration.delegate != null
(isVariable && (hasBackingField || hasDelegate)) ||
(descriptor is ClassDescriptor && descriptor.kind == ClassKind.OBJECT)
}
check(threadLocalFqName, declaration, descriptor, context, ErrorsNative.INAPPLICABLE_THREAD_LOCAL_TOP_LEVEL) {
DescriptorUtils.isTopLevelDeclaration(descriptor) || descriptor is ClassDescriptor && descriptor.kind == ClassKind.OBJECT
}
}
}