* limitations under the License.
* ============LICENSE_END=========================================================
*/
-package org.onap.dcae.collectors.veshv.utils.arrow
+package org.onap.dcae.collectors.veshv.utils.process
-import arrow.core.Either
-import arrow.core.Left
-import arrow.core.Right
-import arrow.effects.IO
-import org.reactivestreams.Publisher
-import reactor.core.publisher.Flux
-import reactor.core.publisher.Mono
-import reactor.core.publisher.toMono
import kotlin.system.exitProcess
/**
sealed class ExitCode {
abstract val code: Int
- fun io() = IO {
- exitProcess(code)
- }
+ fun doExit(): Nothing = exitProcess(code)
+
}
object ExitSuccess : ExitCode() {
}
data class ExitFailure(override val code: Int) : ExitCode()
-
-inline fun <A, B> Either<IO<A>, IO<B>>.unsafeRunEitherSync(onError: (Throwable) -> ExitCode, onSuccess: () -> Unit) =
- flatten().attempt().unsafeRunSync().fold({ onError(it).io().unsafeRunSync() }, { onSuccess() })
-
-fun IO<Any>.unit() = map { Unit }
-
-fun <T> Mono<T>.asIo() = IO.async<T> { callback ->
- subscribe({
- callback(Right(it))
- }, {
- callback(Left(it))
- })
-}
-
-fun <T> Publisher<T>.then(callback: () -> Unit): Mono<Unit> =
- toMono().then(Mono.fromCallable(callback))
-
-fun <T> Flux<IO<T>>.evaluateIo(): Flux<T> =
- flatMap { io ->
- io.attempt().unsafeRunSync().fold(
- { Flux.error<T>(it) },
- { Flux.just<T>(it) }
- )
- }
-
-inline fun <T> IO<T>.then(crossinline block: (T) -> Unit): IO<T> =
- map {
- block(it)
- it
- }