fluidsonic

package com.github.fluidsonic.nestedrecyclerview

import android.content.Context
import android.support.v4.view.NestedScrollingParent
import android.support.v7.widget.RecyclerView
import android.util.AttributeSet
import android.view.MotionEvent
import android.view.View

fluidsonic

const contenteditableElement = …

const selection = window.getSelection()
selection.selectAllChildren(contenteditableElement)
selection.collapseToEnd()

fluidsonic

import io.ktor.application.ApplicationCallPipeline
import io.ktor.application.ApplicationFeature
import io.ktor.application.call
import io.ktor.features.ContentNegotiation
import io.ktor.features.UnsupportedMediaTypeException
import io.ktor.http.HttpMethod
import io.ktor.http.HttpStatusCode
import io.ktor.http.content.HttpStatusCodeContent
import io.ktor.http.content.OutgoingContent
import io.ktor.http.content.transformDefaultContent

fluidsonic

actual fun StringBuilder.replace(start: Int, end: Int, replacement: String) = apply {
	check(start in 0 .. length) { "start must be in 0 .. $length: $start" }
	check(end in start .. length) { "end must be in $start .. $length: $end" }

	when {
		start == end -> Unit

		start == 0 ->
			when (end) {
				length -> {

fluidsonic

import kotlin.reflect.KProperty
import kotlin.reflect.KProperty0
import kotlin.reflect.jvm.isAccessible


class SomeClass {

    var someProperty by observable(1)
}

fluidsonic

type Merge<Union> = AddOptionalProperties<Union, keyof UnionToIntersection<Union>>

type AddOptionalProperties<Union, Properties extends keyof any> =
  Union extends (infer Component)
    ? { [P in keyof Union]: Union[P] } & { [P in Exclude<Properties, keyof Union>]?: never }
    : never

// https://stackoverflow.com/a/50375286/1183577
type UnionToIntersection<Union> =
  (Union extends any ? (_: Union) => void : never) extends ((_: infer Component) => void) ? Component : never

fluidsonic

interface Foo {
  a: number; // no b
}

interface Bar {
  a: number; b: string
}

function logB(value: Foo | Bar) {
  console.log(value.b) // We cannot access .b as it isn't defined on Foo.

fluidsonic

interface Foo {
  a: number; // no b
}

interface Bar {
  a: number; b: string
}

function logB(value: Merge<Foo | Bar>) {
  console.log(value.b) // .b is now an optional 'string' property

fluidsonic

// same as Merge<Foo | Bar>
interface MergeOfFooAndBar {
  a: number
  b?: string
}

fluidsonic

import kotlinx.coroutines.*
import kotlinx.coroutines.channels.*
import kotlinx.coroutines.flow.*
import kotlinx.coroutines.sync.*
import kotlin.coroutines.*


@Suppress("EXPERIMENTAL_API_USAGE")
suspend fun main() {
    coroutineScope {