org.jetbrains.kotlin.fir.expressions.impl.FirUnitExpression.kt Maven / Gradle / Ivy

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/*
 * Copyright 2010-2024 JetBrains s.r.o. and Kotlin Programming Language contributors.
 * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
 */

// This file was generated automatically. See compiler/fir/tree/tree-generator/Readme.md.
// DO NOT MODIFY IT MANUALLY.

@file:Suppress("DuplicatedCode")

package org.jetbrains.kotlin.fir.expressions.impl

import org.jetbrains.kotlin.KtSourceElement
import org.jetbrains.kotlin.fir.FirImplementationDetail
import org.jetbrains.kotlin.fir.MutableOrEmptyList
import org.jetbrains.kotlin.fir.builder.toMutableOrEmpty
import org.jetbrains.kotlin.fir.expressions.FirAnnotation
import org.jetbrains.kotlin.fir.expressions.FirExpression
import org.jetbrains.kotlin.fir.expressions.FirReturnExpression
import org.jetbrains.kotlin.fir.expressions.UnresolvedExpressionTypeAccess
import org.jetbrains.kotlin.fir.types.ConeKotlinType
import org.jetbrains.kotlin.fir.types.constructClassLikeType
import org.jetbrains.kotlin.fir.visitors.FirTransformer
import org.jetbrains.kotlin.fir.visitors.FirVisitor
import org.jetbrains.kotlin.fir.visitors.transformInplace
import org.jetbrains.kotlin.name.StandardClassIds

/**
 * A special kind of expression that can only appear inside [FirReturnExpression].
 * It denotes an empty `return` expression, which is different from explicit `return Unit`.
 */
class FirUnitExpression @FirImplementationDetail constructor(
    override val source: KtSourceElement?,
    override var annotations: MutableOrEmptyList,
) : FirExpression() {
    @OptIn(UnresolvedExpressionTypeAccess::class)
    override val coneTypeOrNull: ConeKotlinType? = StandardClassIds.Unit.constructClassLikeType()

    override fun  acceptChildren(visitor: FirVisitor, data: D) {
        annotations.forEach { it.accept(visitor, data) }
    }

    override fun  transformChildren(transformer: FirTransformer, data: D): FirUnitExpression {
        transformAnnotations(transformer, data)
        return this
    }

    override fun  transformAnnotations(transformer: FirTransformer, data: D): FirUnitExpression {
        annotations.transformInplace(transformer, data)
        return this
    }

    override fun replaceConeTypeOrNull(newConeTypeOrNull: ConeKotlinType?) {}

    override fun replaceAnnotations(newAnnotations: List) {
        annotations = newAnnotations.toMutableOrEmpty()
    }
}