Kotlin recipes for Android: Fragment Tranaction

FragmentTransaction.kt

import android.app.Activity
import android.app.Fragment
import android.app.FragmentTransaction

inline fun Activity.fragmentTransaction(autocommit: Boolean = true, func: FragmentTransaction.() -> Unit) {
    val transaction = fragmentManager.beginTransaction()

    func.invoke(transaction)

    if (autocommit && !transaction.isEmpty) {
        transaction.commit()
    }
}

SupportFragmentTransaction.kt

import android.support.v4.app.Fragment
import android.support.v4.app.FragmentActivity
import android.support.v4.app.FragmentTransaction

inline fun FragmentActivity.supportFragmentTransaction(autocommit: Boolean = true, func: FragmentTransaction.() -> Unit) {
    val transaction = supportFragmentManager.beginTransaction()

    func.invoke(transaction)

    if (autocommit && !transaction.isEmpty) {
        transaction.commit()
    }
}