org.jetbrains.kotlin.backend.common.commonCoroutineCodegenUtil.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.backend.common
import org.jetbrains.kotlin.descriptors.FunctionDescriptor
import org.jetbrains.kotlin.incremental.components.NoLookupLocation
import org.jetbrains.kotlin.name.Name
import org.jetbrains.kotlin.resolve.DescriptorEquivalenceForOverrides
import org.jetbrains.kotlin.resolve.DescriptorUtils
import org.jetbrains.kotlin.resolve.descriptorUtil.module
val SUSPEND_COROUTINE_OR_RETURN_NAME = Name.identifier("suspendCoroutineOrReturn")
val COROUTINE_SUSPENDED_NAME = Name.identifier("COROUTINE_SUSPENDED")
val COROUTINES_INTRINSICS_PACKAGE_FQ_NAME = DescriptorUtils.COROUTINES_PACKAGE_FQ_NAME.child(Name.identifier("intrinsics"))
fun FunctionDescriptor.isBuiltInSuspendCoroutineOrReturn(): Boolean {
if (name != SUSPEND_COROUTINE_OR_RETURN_NAME) return false
val originalDeclaration = getBuiltInSuspendCoroutineOrReturn() ?: return false
return DescriptorEquivalenceForOverrides.areEquivalent(
originalDeclaration, this
)
}
fun FunctionDescriptor.getBuiltInSuspendCoroutineOrReturn() =
module.getPackage(COROUTINES_INTRINSICS_PACKAGE_FQ_NAME).memberScope
.getContributedFunctions(SUSPEND_COROUTINE_OR_RETURN_NAME, NoLookupLocation.FROM_BACKEND)
.singleOrNull()