org.jetbrains.kotlin.js.resolve.diagnostics.NativeInnerClassChecker.kt Maven / Gradle / Ivy

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/*
 * Copyright 2010-2016 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.jetbrains.kotlin.js.resolve.diagnostics

import org.jetbrains.kotlin.descriptors.ClassDescriptor
import org.jetbrains.kotlin.descriptors.DeclarationDescriptor
import org.jetbrains.kotlin.diagnostics.DiagnosticSink
import org.jetbrains.kotlin.js.translate.utils.AnnotationsUtils
import org.jetbrains.kotlin.psi.KtDeclaration
import org.jetbrains.kotlin.resolve.BindingContext
import org.jetbrains.kotlin.resolve.DeclarationChecker
import org.jetbrains.kotlin.resolve.DescriptorUtils

class NativeInnerClassChecker : DeclarationChecker {
    override fun check(declaration: KtDeclaration, descriptor: DeclarationDescriptor, diagnosticHolder: DiagnosticSink,
                       bindingContext: BindingContext) {
        if (descriptor !is ClassDescriptor || !AnnotationsUtils.isNativeObject(descriptor)) return

        if (descriptor.isInner && !AnnotationsUtils.isNativeObject(DescriptorUtils.getContainingClass(descriptor)!!)) {
            diagnosticHolder.report(ErrorsJs.NATIVE_INNER_CLASS_PROHIBITED.on(declaration))
        }
    }
}