commonMain.dk.cachet.carp.common.application.Trilean.kt Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of carp.common

Helper classes and base types relied upon by all subsystems. This library does not contain any domain logic.

The newest version!

package dk.cachet.carp.common.application

import kotlin.js.JsExport


/**
 * A boolean value that can also be 'unknown' in case insufficient information is available.
 */
@JsExport
enum class Trilean
{
    TRUE,
    FALSE,
    UNKNOWN
}

/**
 * Convert a [Boolean] value into a corresponding [Trilean].
 */
@JsExport
fun Boolean.toTrilean(): Trilean
{
    return if ( this ) Trilean.TRUE else Trilean.FALSE
}