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• ospf-kotlin-utils
• 1.0.31
• source code
• Condition.kt

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fuookami.ospf.kotlin.utils.functional.Condition.kt Maven / Gradle / Ivy

package fuookami.ospf.kotlin.utils.functional

data class Condition(
    val value: T,
    val predicate: Predicate
) {
    val result: Boolean by lazy { predicate(value) }

    fun asNull(): T? = if (predicate(value)) null else value
}

fun  T.ifTrue(predicate: Predicate) = Condition(this, predicate)