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• io.github.turansky.seskar
• seskar-compiler-plugin
• 1.1.2
• source code
• PropsDeclarationChecker.kt

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main.seskar.compiler.props.backend.PropsDeclarationChecker.kt Maven / Gradle / Ivy

package seskar.compiler.props.backend

import org.jetbrains.kotlin.descriptors.ClassDescriptor
import org.jetbrains.kotlin.descriptors.ClassKind
import org.jetbrains.kotlin.descriptors.DeclarationDescriptor
import org.jetbrains.kotlin.psi.KtClassOrObject
import org.jetbrains.kotlin.psi.KtDeclaration
import org.jetbrains.kotlin.resolve.checkers.DeclarationChecker
import org.jetbrains.kotlin.resolve.checkers.DeclarationCheckerContext
import org.jetbrains.kotlin.resolve.descriptorUtil.isEffectivelyExternal
import seskar.compiler.props.diagnostic.PropsErrors

internal object PropsDeclarationChecker : DeclarationChecker {
    override fun check(
        declaration: KtDeclaration,
        descriptor: DeclarationDescriptor,
        context: DeclarationCheckerContext,
    ) {
        if (declaration !is KtClassOrObject) return
        if (descriptor !is ClassDescriptor) return
        if (descriptor.kind != ClassKind.INTERFACE) return
        if (descriptor.isEffectivelyExternal()) return
        if (!descriptor.implementsProps) return

        context.trace.report(PropsErrors.NON_EXTERNAL_PROPS.on(declaration))
    }
}