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• JsUnlinkedDeclarationsSupport.kt

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org.jetbrains.kotlin.ir.backend.js.lower.serialization.ir.JsUnlinkedDeclarationsSupport.kt Maven / Gradle / Ivy

/*
 * Copyright 2010-2022 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.
 */

package org.jetbrains.kotlin.ir.backend.js.lower.serialization.ir

import org.jetbrains.kotlin.backend.common.serialization.unlinked.UnlinkedDeclarationsSupport
import org.jetbrains.kotlin.backend.common.serialization.unlinked.UnlinkedDeclarationsSupport.UnlinkedMarkerTypeHandler
import org.jetbrains.kotlin.ir.types.IrErrorType
import org.jetbrains.kotlin.ir.types.IrType
import org.jetbrains.kotlin.ir.types.impl.IrErrorTypeImpl
import org.jetbrains.kotlin.types.Variance

class JsUnlinkedDeclarationsSupport(override val allowUnboundSymbols: Boolean) : UnlinkedDeclarationsSupport {
    private val handler = object : UnlinkedMarkerTypeHandler {
        override val unlinkedMarkerType = IrErrorTypeImpl(null, emptyList(), Variance.INVARIANT)
        override fun IrType.isUnlinkedMarkerType() = this is IrErrorType
    }

    override fun  whenUnboundSymbolsAllowed(action: (UnlinkedMarkerTypeHandler) -> T): T? =
        if (allowUnboundSymbols) action(handler) else null
}