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• it.unibo.tuprolog
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• 0.30.0
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• ChannelStoreUtils.kt

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commonMain.it.unibo.tuprolog.solve.channel.impl.ChannelStoreUtils.kt Maven / Gradle / Ivy

package it.unibo.tuprolog.solve.channel.impl

import it.unibo.tuprolog.solve.channel.Channel
import it.unibo.tuprolog.solve.channel.ChannelStore

internal object ChannelStoreUtils {
    fun > MutableMap.ensureAliasRefersToChannel(key: String, channel: C): MutableMap {
        this[key] = channel
        return this
    }

    fun > MutableMap.setCurrent(key: String, defaultChannel: C): MutableMap {
        if (ChannelStore.CURRENT !in this) {
            this[ChannelStore.CURRENT] = this[key] ?: defaultChannel
        }
        return this
    }
}