commonMain.dev.programadorthi.routing.statuspages.StatusPagesUtils.kt Maven / Gradle / Ivy

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A basic port to https://ktor.io/docs/server-status-pages.html

There is a newer version: 2.0.0-alpha02

/*
 * Copyright 2014-2022 JetBrains s.r.o and contributors. Use of this source code is governed by the Apache 2.0 license.
 */

package dev.programadorthi.routing.statuspages

import dev.programadorthi.routing.core.application.ApplicationCall
import dev.programadorthi.routing.core.application.ApplicationCallPipeline
import dev.programadorthi.routing.core.application.Hook
import io.ktor.util.pipeline.PipelinePhase
import kotlin.reflect.KClass

internal expect fun selectNearestParentClass(
    cause: Throwable,
    keys: List>,
): KClass<*>?

internal object BeforeFallback : Hook Unit> {
    override fun install(
        pipeline: ApplicationCallPipeline,
        handler: suspend (ApplicationCall) -> Unit,
    ) {
        val phase = PipelinePhase("BeforeFallback")
        pipeline.insertPhaseBefore(ApplicationCallPipeline.Fallback, phase)
        pipeline.intercept(phase) { handler(context) }
    }
}