mzaimilzam mzaimilzam
gmk57
/ ResultFlatMap.kt
Created
May 21, 2022 14:11
Implementation of Result.flatMap(), missing from Kotlin stdlib
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| inline fun <R, T> Result<T>.flatMap(transform: (T) -> Result<R>): Result<R> = | |
| fold({ transform(it) }, { Result.failure(it) }) | |
| fun main() { | |
| getUserInput() | |
| .flatMap { input -> parseInput(input) } | |
| .flatMap { numbers -> calculateMax(numbers) } | |
| .onSuccess { maxNumber -> println("max: $maxNumber") } | |
| .onFailure { throwable -> throwable.printStackTrace() } | |
| } |
gmk57
/ 1 ViewBindingDelegates.kt
Last active
September 6, 2024 06:45
Kotlin delegates for Android View Binding with usage examples
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| import android.view.LayoutInflater | |
| import android.view.View | |
| import android.view.ViewGroup | |
| import androidx.appcompat.app.AppCompatActivity | |
| import androidx.fragment.app.DialogFragment | |
| import androidx.fragment.app.Fragment | |
| import androidx.lifecycle.DefaultLifecycleObserver | |
| import androidx.lifecycle.Lifecycle | |
| import androidx.lifecycle.LifecycleOwner | |
| import androidx.viewbinding.ViewBinding |