org.jetbrains.kotlin.fir.analysis.checkers.extended.PlatformClassMappedToKotlinTypeRefChecker.kt Maven / Gradle / Ivy

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/*
 * Copyright 2010-2021 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.fir.analysis.checkers.extended

import org.jetbrains.kotlin.diagnostics.DiagnosticReporter
import org.jetbrains.kotlin.diagnostics.reportOn
import org.jetbrains.kotlin.fir.analysis.checkers.context.CheckerContext
import org.jetbrains.kotlin.fir.analysis.checkers.type.FirTypeRefChecker
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors
import org.jetbrains.kotlin.fir.scopes.platformClassMapper
import org.jetbrains.kotlin.fir.types.FirResolvedTypeRef
import org.jetbrains.kotlin.fir.types.FirTypeRef
import org.jetbrains.kotlin.fir.types.classId

object PlatformClassMappedToKotlinTypeRefChecker : FirTypeRefChecker() {
    override fun check(typeRef: FirTypeRef, context: CheckerContext, reporter: DiagnosticReporter) {
        if (typeRef is FirResolvedTypeRef) {
            val kotlinClass = context.session.platformClassMapper.getCorrespondingKotlinClass(typeRef.type.classId)
            if (kotlinClass != null) {
                reporter.reportOn(typeRef.source, FirErrors.PLATFORM_CLASS_MAPPED_TO_KOTLIN, kotlinClass.asSingleFqName(), context)
            }
        }
    }
}