org.jetbrains.kotlin.backend.konan.lower.ContractsDslRemover.kt Maven / Gradle / Ivy

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/*
 * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
 * that can be found in the LICENSE file.
 */

package org.jetbrains.kotlin.backend.konan.lower

import org.jetbrains.kotlin.backend.common.DeclarationContainerLoweringPass
import org.jetbrains.kotlin.backend.konan.Context
import org.jetbrains.kotlin.contracts.parsing.ContractsDslNames
import org.jetbrains.kotlin.ir.declarations.IrClass
import org.jetbrains.kotlin.ir.declarations.IrDeclarationContainer
import org.jetbrains.kotlin.ir.util.hasAnnotation
import org.jetbrains.kotlin.ir.util.transformFlat

internal class ContractsDslRemover(val context: Context) : DeclarationContainerLoweringPass {
    override fun lower(irDeclarationContainer: IrDeclarationContainer) {
        irDeclarationContainer.declarations.transformFlat {
            if (it is IrClass && it.annotations.hasAnnotation(ContractsDslNames.CONTRACTS_DSL_ANNOTATION_FQN))
                null
            else
                listOf(it)
        }
    }
}