org.jetbrains.kotlin.ir.backend.js.utils.IrResolveUtils.kt Maven / Gradle / Ivy

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/*
 * Copyright 2010-2019 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.utils

import org.jetbrains.kotlin.descriptors.Modality
import org.jetbrains.kotlin.ir.declarations.IrConstructor
import org.jetbrains.kotlin.ir.declarations.IrFunction
import org.jetbrains.kotlin.ir.declarations.IrSimpleFunction
import org.jetbrains.kotlin.ir.util.collectRealOverrides
import org.jetbrains.kotlin.ir.util.render

val IrFunction.realOverrideTarget: IrFunction
    get() = when (this) {
        is IrSimpleFunction -> this.realOverrideTarget
        is IrConstructor -> this
        else -> error(this)
    }

val IrSimpleFunction.realOverrideTarget: IrSimpleFunction
    get(): IrSimpleFunction {
        val realOverrides = collectRealOverrides()
        return realOverrides.find { it.modality != Modality.ABSTRACT } ?: realOverrides.firstOrNull() ?:
                error("No real override target found for ${this.render()}")
    }