org.jetbrains.kotlin.js.translate.intrinsic.functions.factories.InterceptedFIF.kt Maven / Gradle / Ivy

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/*
 * Copyright 2010-2018 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.js.translate.intrinsic.functions.factories

import org.jetbrains.kotlin.backend.common.isBuiltInIntercepted
import org.jetbrains.kotlin.descriptors.FunctionDescriptor
import org.jetbrains.kotlin.js.backend.ast.JsExpression
import org.jetbrains.kotlin.js.translate.callTranslator.CallInfo
import org.jetbrains.kotlin.js.translate.context.TranslationContext
import org.jetbrains.kotlin.js.translate.intrinsic.functions.basic.FunctionIntrinsic
import org.jetbrains.kotlin.js.translate.utils.JsAstUtils
import org.jetbrains.kotlin.js.translate.utils.TranslationUtils

object InterceptedFIF: FunctionIntrinsicFactory {
    override fun getIntrinsic(descriptor: FunctionDescriptor, context: TranslationContext): FunctionIntrinsic? {
        if (!descriptor.isBuiltInIntercepted(context.languageVersionSettings)) return null
        return Intrinsic
    }

    object Intrinsic: FunctionIntrinsic() {
        override fun apply(callInfo: CallInfo, arguments: List, context: TranslationContext): JsExpression {
            val continuation = callInfo.extensionReceiver ?: error("intercepted shall be extension function")
            val facadeName = context.getNameForDescriptor(TranslationUtils.getCoroutineProperty(context, "facade"))
            return JsAstUtils.pureFqn(facadeName, continuation)
        }
    }
}