Bundle arguments delegates for Activites and Fragments

ArgsExt.kt

package *

import android.app.Activity
import androidx.fragment.app.Fragment
import kotlin.properties.ReadOnlyProperty

inline fun <reified T> argNamed() =
    ReadOnlyProperty<Activity, T> { thisRef, prop ->
        val data = thisRef.intent.extras?.get(prop.name)
        data as T
    }

inline fun <reified T> argNamed(default: T) =
    ReadOnlyProperty<Activity, T> { thisRef, prop ->
        val data = thisRef.intent.extras?.get(prop.name)
        data as? T ?: default
    }

inline fun <reified T> arg(key: String) =
    ReadOnlyProperty<Activity, T> { thisRef, _ ->
        val data = thisRef.intent.extras?.get(key)
        data as T
    }

inline fun <reified T> arg(key: String, default: T) =
    ReadOnlyProperty<Activity, T> { thisRef, _ ->
        val data = thisRef.intent.extras?.get(key)
        data as? T ?: default
    }

inline fun <reified T> Fragment.argNamed() =
    ReadOnlyProperty<Fragment, T> { thisRef, prop ->
        val data = thisRef.arguments?.get(prop.name)
        data as T
    }

inline fun <reified T> Fragment.argNamed(default: T) =
    ReadOnlyProperty<Fragment, T> { thisRef, prop ->
        val data = thisRef.arguments?.get(prop.name)
        data as? T ?: default
    }

inline fun <reified T> Fragment.arg(key: String) =
    ReadOnlyProperty<Fragment, T> { thisRef, _ ->
        val data = thisRef.arguments?.get(key)
        data as T
    }

inline fun <reified T> Fragment.arg(key: String, default: T) =
    ReadOnlyProperty<Fragment, T> { thisRef, _ ->
        val data = thisRef.arguments?.get(key)
        data as? T ?: default
    }