org.jetbrains.kotlin.resolve.calls.smartcasts.smartCastUtil.kt Maven / Gradle / Ivy

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/*
 * 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.resolve.calls.smartcasts

import org.jetbrains.kotlin.resolve.scopes.receivers.ReceiverValue
import org.jetbrains.kotlin.types.KotlinType

fun getReceiverValueWithSmartCast(
    receiverArgument: ReceiverValue?,
    smartCastType: KotlinType?
) = smartCastType?.let { type -> SmartCastReceiverValue(type, original = null) } ?: receiverArgument

private class SmartCastReceiverValue(private val type: KotlinType, original: SmartCastReceiverValue?) : ReceiverValue {
    private val original = original ?: this

    override fun getType() = type
    override fun replaceType(newType: KotlinType) = SmartCastReceiverValue(newType, original)
    override fun getOriginal() = original
}