main.react.StateInstance.kt Maven / Gradle / Ivy

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@file:Suppress("NOTHING_TO_INLINE")

package react

import kotlin.reflect.KProperty

// TODO: make external in IR
class StateSetter
private constructor() {
    inline operator fun invoke(value: T) {
        asDynamic()(value)
    }

    inline operator fun invoke(noinline transform: (T) -> T) {
        asDynamic()(transform)
    }
}

/**
 * Only works inside [fc]
 * @see Hooks and Function Components
 */
// TODO: make external in IR
class StateInstance
private constructor() {
    inline operator fun component1(): T = asDynamic()[0]
    inline operator fun component2(): StateSetter = asDynamic()[1]

    inline operator fun getValue(
        thisRef: Nothing?,
        property: KProperty<*>,
    ): T =
        asDynamic()[0]

    inline operator fun setValue(
        thisRef: Nothing?,
        property: KProperty<*>,
        value: T,
    ) {
        asDynamic()[1](value)
    }
}