/*
* Copyright 2000-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
* that can be found in the license/LICENSE.txt file.
*/
package org.jetbrains.kotlin.metadata.deserialization
import org.jetbrains.kotlin.protobuf.GeneratedMessageLite
fun <M : GeneratedMessageLite.ExtendableMessage<M>, T> GeneratedMessageLite.ExtendableMessage<M>.getExtensionOrNull(
extension: GeneratedMessageLite.GeneratedExtension<M, T>
): T? = if (hasExtension(extension)) getExtension(extension) else null
fun <M : GeneratedMessageLite.ExtendableMessage<M>, T> GeneratedMessageLite.ExtendableMessage<M>.getExtensionOrNull(
extension: GeneratedMessageLite.GeneratedExtension<M, List<T>>, index: Int
): T? = if (index < getExtensionCount(extension)) getExtension(extension, index) else null