org.jetbrains.kotlin.ir.builders.ScopeHelpers.kt Maven / Gradle / Ivy

Show more of this group Show more artifacts with this name
Show all versions of kotlin-compiler Show documentation

Kotlin Compiler

There is a newer version: 2.0.0-RC2

/*
 * 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.ir.builders

import org.jetbrains.kotlin.descriptors.ClassDescriptor
import org.jetbrains.kotlin.descriptors.FunctionDescriptor
import org.jetbrains.kotlin.descriptors.MemberDescriptor

inline fun  Scope.assertCastOwner() =
    scopeOwner as? T ?: throw AssertionError("Unexpected scopeOwner: $scopeOwner")

fun Scope.functionOwner(): FunctionDescriptor =
    assertCastOwner()

fun Scope.classOwner(): ClassDescriptor =
    scopeOwner.let {
        when (it) {
            is ClassDescriptor -> it
            is MemberDescriptor -> it.containingDeclaration as ClassDescriptor
            else -> throw AssertionError("Unexpected scopeOwner: $scopeOwner")
        }
    }