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Coroutines support libraries for Kotlin

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/*
 * Copyright 2016-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license.
 */

package kotlinx.coroutines.internal

import kotlinx.coroutines.*

/** @suppress */
@InternalCoroutinesApi // Emulating DI for Kotlin object's
public interface MainDispatcherFactory {
    val loadPriority: Int // higher priority wins

    /**
     * Creates the main dispatcher. [allFactories] parameter contains all factories found by service loader.
     * This method is not guaranteed to be idempotent.
     */
    fun createDispatcher(allFactories: List): MainCoroutineDispatcher

    /**
     * Hint used along with error message when the factory failed to create a dispatcher.
     */
    fun hintOnError(): String? = null
}