org.jetbrains.kotlin.serialization.deserialization.descriptors.DeserializedTypeParameterDescriptor.kt Maven / Gradle / Ivy
/*
* 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.serialization.deserialization.descriptors
import org.jetbrains.kotlin.descriptors.SourceElement
import org.jetbrains.kotlin.descriptors.SupertypeLoopChecker
import org.jetbrains.kotlin.descriptors.annotations.AnnotationWithTarget
import org.jetbrains.kotlin.descriptors.annotations.Annotations
import org.jetbrains.kotlin.descriptors.impl.AbstractLazyTypeParameterDescriptor
import org.jetbrains.kotlin.resolve.descriptorUtil.builtIns
import org.jetbrains.kotlin.serialization.ProtoBuf
import org.jetbrains.kotlin.serialization.deserialization.Deserialization
import org.jetbrains.kotlin.serialization.deserialization.DeserializationContext
import org.jetbrains.kotlin.serialization.deserialization.upperBounds
import org.jetbrains.kotlin.types.KotlinType
class DeserializedTypeParameterDescriptor(
private val c: DeserializationContext,
private val proto: ProtoBuf.TypeParameter,
index: Int
) : AbstractLazyTypeParameterDescriptor(
c.storageManager, c.containingDeclaration, c.nameResolver.getName(proto.name),
Deserialization.variance(proto.variance), proto.reified, index, SourceElement.NO_SOURCE, SupertypeLoopChecker.EMPTY
) {
override val annotations = DeserializedAnnotationsWithPossibleTargets(c.storageManager) {
c.components.annotationAndConstantLoader
.loadTypeParameterAnnotations(proto, c.nameResolver)
.map { AnnotationWithTarget(it, null) }
}
override fun resolveUpperBounds(): List {
val upperBounds = proto.upperBounds(c.typeTable)
if (upperBounds.isEmpty()) {
return listOf(this.builtIns.defaultBound)
}
return upperBounds.map {
c.typeDeserializer.type(it, Annotations.EMPTY)
}
}
override fun reportSupertypeLoopError(type: KotlinType) = throw IllegalStateException(
"There should be no cycles for deserialized type parameters, but found for: $this")
}