jsMain.js.core.JsTuple.kt Maven / Gradle / Ivy

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@file:Suppress(
    "DECLARATION_CANT_BE_INLINED",
    "NOTHING_TO_INLINE",
)

package js.core

sealed external interface JsTuple {
    @JsName("length")
    val size: Int
}

sealed interface JsTuple1 : JsTuple {
    inline operator fun component1(): A = asDynamic()[0]
}

sealed interface JsTuple2 : JsTuple1 {
    inline operator fun component2(): B = asDynamic()[1]
}

sealed interface JsTuple3 : JsTuple2 {
    inline operator fun component3(): C = asDynamic()[2]
}

sealed interface JsTuple4 : JsTuple3 {
    inline operator fun component4(): D = asDynamic()[3]
}

sealed interface JsTuple5 : JsTuple4 {
    inline operator fun component5(): E = asDynamic()[4]
}

inline fun emptyTuple(): JsTuple =
    emptyArray()
        .unsafeCast()

inline fun  tupleOf(
    first: A,
): JsTuple1 =
    arrayOf(first)
        .unsafeCast>()

inline fun  tupleOf(
    first: A,
    second: B,
): JsTuple2 =
    arrayOf(first, second)
        .unsafeCast>()

inline fun  tupleOf(
    first: A,
    second: B,
    third: C,
): JsTuple3 =
    arrayOf(first, second, third)
        .unsafeCast>()

inline fun  tupleOf(
    first: A,
    second: B,
    third: C,
    fourth: D,
): JsTuple4 =
    arrayOf(first, second, third, fourth)
        .unsafeCast>()

inline fun  tupleOf(
    first: A,
    second: B,
    third: C,
    fourth: D,
    fifth: E,
): JsTuple5 =
    arrayOf(first, second, third, fourth, fifth)
        .unsafeCast>()