org.jetbrains.kotlin.ir.symbols.impl.IrSymbolBase.kt Maven / Gradle / Ivy
/*
* Copyright 2010-2017 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.ir.symbols.impl
import org.jetbrains.kotlin.descriptors.*
import org.jetbrains.kotlin.ir.declarations.*
import org.jetbrains.kotlin.ir.symbols.*
abstract class IrSymbolBase(override val descriptor: D) : IrSymbol
abstract class IrBindableSymbolBase(descriptor: D) :
IrBindableSymbol, IrSymbolBase(descriptor) {
init {
assert(isOriginalDescriptor(descriptor)) {
"Substituted descriptor $descriptor for ${descriptor.original}"
}
}
private fun isOriginalDescriptor(descriptor: DeclarationDescriptor): Boolean =
if (descriptor is ValueParameterDescriptor)
isOriginalDescriptor(descriptor.containingDeclaration)
else
descriptor == descriptor.original
private var _owner: B? = null
override val owner: B
get() = _owner ?: throw IllegalStateException("Symbol for $descriptor is unbound")
override fun bind(owner: B) {
if (_owner == null)
_owner = owner
else
throw IllegalStateException("${javaClass.simpleName} for $descriptor is already bound")
}
override val isBound: Boolean
get() = _owner != null
}
class IrFileSymbolImpl(descriptor: PackageFragmentDescriptor) :
IrBindableSymbolBase(descriptor),
IrFileSymbol
class IrExternalPackageFragmentSymbolImpl(descriptor: PackageFragmentDescriptor) :
IrBindableSymbolBase(descriptor),
IrExternalPackageFragmentSymbol
class IrAnonymousInitializerSymbolImpl(descriptor: ClassDescriptor) :
IrBindableSymbolBase(descriptor),
IrAnonymousInitializerSymbol
class IrClassSymbolImpl(descriptor: ClassDescriptor) :
IrBindableSymbolBase(descriptor),
IrClassSymbol
fun createClassSymbolOrNull(descriptor: ClassDescriptor?) =
descriptor?.let { IrClassSymbolImpl(it) }
class IrEnumEntrySymbolImpl(descriptor: ClassDescriptor) :
IrBindableSymbolBase(descriptor),
IrEnumEntrySymbol
class IrFieldSymbolImpl(descriptor: PropertyDescriptor) :
IrBindableSymbolBase(descriptor),
IrFieldSymbol
class IrTypeParameterSymbolImpl(descriptor: TypeParameterDescriptor) :
IrBindableSymbolBase(descriptor),
IrTypeParameterSymbol
class IrValueParameterSymbolImpl(descriptor: ParameterDescriptor) :
IrBindableSymbolBase(descriptor),
IrValueParameterSymbol
class IrVariableSymbolImpl(descriptor: VariableDescriptor) :
IrBindableSymbolBase(descriptor),
IrVariableSymbol
fun createValueSymbol(descriptor: ValueDescriptor): IrValueSymbol =
when (descriptor) {
is ParameterDescriptor -> IrValueParameterSymbolImpl(descriptor)
is VariableDescriptor -> IrVariableSymbolImpl(descriptor)
else -> throw IllegalArgumentException("Unexpected descriptor kind: $descriptor")
}
class IrSimpleFunctionSymbolImpl(descriptor: FunctionDescriptor) :
IrBindableSymbolBase(descriptor),
IrSimpleFunctionSymbol
class IrConstructorSymbolImpl(descriptor: ClassConstructorDescriptor) :
IrBindableSymbolBase(descriptor),
IrConstructorSymbol
fun createFunctionSymbol(descriptor: CallableMemberDescriptor): IrFunctionSymbol =
when (descriptor) {
is ClassConstructorDescriptor -> IrConstructorSymbolImpl(descriptor.original)
is FunctionDescriptor -> IrSimpleFunctionSymbolImpl(descriptor.original)
else -> throw IllegalArgumentException("Unexpected descriptor kind: $descriptor")
}