org.jetbrains.kotlin.resolve.importedFromObject.kt Maven / Gradle / Ivy
/*
* Copyright 2010-2015 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.resolve
import org.jetbrains.kotlin.descriptors.*
import org.jetbrains.kotlin.types.TypeSubstitutor
fun FunctionDescriptor.asImportedFromObject(descriptor: FunctionImportedFromObject? = null) =
FunctionImportedFromObject(this, descriptor?.original)
fun PropertyDescriptor.asImportedFromObject(descriptor: PropertyImportedFromObject? = null) =
PropertyImportedFromObject(this, descriptor?.original)
abstract class ImportedFromObjectCallableDescriptor(
val callableFromObject: TCallable,
private val originalOrNull: TCallable?
) : CallableDescriptor {
val containingObject = callableFromObject.containingDeclaration as ClassDescriptor
protected val _original
get() = originalOrNull ?: this
}
// members imported from object should be wrapped to not require dispatch receiver
class FunctionImportedFromObject(
functionFromObject: FunctionDescriptor,
originalOrNull: FunctionDescriptor? = null
) : ImportedFromObjectCallableDescriptor(functionFromObject, originalOrNull),
FunctionDescriptor by functionFromObject {
override fun getDispatchReceiverParameter(): ReceiverParameterDescriptor? = null
override fun substitute(substitutor: TypeSubstitutor) =
callableFromObject.substitute(substitutor)?.asImportedFromObject(this)
override fun getOriginal() = _original as FunctionDescriptor
override fun copy(
newOwner: DeclarationDescriptor?, modality: Modality?, visibility: DescriptorVisibility?,
kind: CallableMemberDescriptor.Kind?, copyOverrides: Boolean
): FunctionDescriptor {
throw UnsupportedOperationException("copy() should not be called on ${this::class.java.simpleName}, was called for $this")
}
}
class PropertyImportedFromObject(
propertyFromObject: PropertyDescriptor,
originalOrNull: PropertyDescriptor? = null
) : ImportedFromObjectCallableDescriptor(propertyFromObject, originalOrNull),
PropertyDescriptor by propertyFromObject {
override fun getDispatchReceiverParameter(): ReceiverParameterDescriptor? = null
override fun substitute(substitutor: TypeSubstitutor) = callableFromObject.substitute(substitutor)?.asImportedFromObject(this)
override fun getOriginal() = _original as PropertyDescriptor
override fun copy(
newOwner: DeclarationDescriptor?, modality: Modality?, visibility: DescriptorVisibility?,
kind: CallableMemberDescriptor.Kind?, copyOverrides: Boolean
): FunctionDescriptor {
throw UnsupportedOperationException("copy() should not be called on ${this::class.java.simpleName}, was called for $this")
}
}