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stanglsstangls
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more receivers + caching
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  • src/main/kotlin/com/github/sanity/kweb/dom/element/events

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‎src/main/kotlin/com/github/sanity/kweb/dom/element/events/ONReceiver.kt

+127-4
Original file line numberDiff line numberDiff line change
@@ -5,6 +5,7 @@ import com.github.sanity.kweb.dom.element.Element
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import com.github.sanity.kweb.dom.element.KWebDSL
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import com.github.sanity.kweb.dom.element.modification.addEventListener
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import com.github.sanity.kweb.gson
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import java.util.concurrent.ConcurrentHashMap
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import kotlin.reflect.KClass
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import kotlin.reflect.full.memberProperties
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@@ -28,34 +29,156 @@ open class ONReceiver(private val parent: Element) : Element(parent) {
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val shiftKey : Boolean, val locale : String,
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val isComposing : Boolean)
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data class AnimationEvent(val type : String, val detail : Long,
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val animationName : String, val elapsedTime : Int)
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fun event(eventName: String, returnEventFields: Set<String> = emptySet(), callback: (String) -> Unit): Element {
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parent.addEventListener(eventName, returnEventFields = returnEventFields, callback = callback)
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return parent
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}
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inline fun <reified T : Any> event(eventName : String, eventType : KClass<T>, crossinline callback : (T)-> Unit) : Element {
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// TODO: Should probably cache this rather than do the reflection every time
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val eventPropertyNames = T::class.memberProperties.map {it.name}.toSet()
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val eventPropertyNames = Companion.memberProperties(eventType)
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return event(eventName, eventPropertyNames, {propertiesAsString ->
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val props : T = gson.fromJson(propertiesAsString)
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callback(props)
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})
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}
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// Mouse Events
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fun click(callback: (MouseEvent) -> Unit) = event("click", eventType = MouseEvent::class, callback = callback)
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fun change(callback: (MouseEvent) -> Unit) = event("change", eventType = MouseEvent::class, callback = callback)
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fun contextmenu(callback: (MouseEvent) -> Unit) = event("contextmenu", eventType = MouseEvent::class, callback = callback)
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fun dblclick(callback: (MouseEvent) -> Unit) = event("dblclick", eventType = MouseEvent::class, callback = callback)
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fun mousedown(callback: (MouseEvent) -> Unit) = event("mousedown", eventType = MouseEvent::class, callback = callback)
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fun mouseenter(callback: (MouseEvent) -> Unit) = event("mouseenter", eventType = MouseEvent::class, callback = callback)
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fun mouseleave(callback: (MouseEvent) -> Unit) = event("mouseleave", eventType = MouseEvent::class, callback = callback)
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fun mousemove(callback: (MouseEvent) -> Unit) = event("mousemove", eventType = MouseEvent::class, callback = callback)
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fun mouseover(callback: (MouseEvent) -> Unit) = event("mouseover", eventType = MouseEvent::class, callback = callback)
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fun mouseout(callback: (MouseEvent) -> Unit) = event("mouseout", eventType = MouseEvent::class, callback = callback)
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fun mouseup(callback: (MouseEvent) -> Unit) = event("mouseup", eventType = MouseEvent::class, callback = callback)
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// Keyboard Events
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fun keydown(callback: (KeyboardEvent) -> Unit) = event("keydown", eventType = KeyboardEvent::class, callback = callback)
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fun keypress(callback: (KeyboardEvent) -> Unit) = event("keypress", eventType = KeyboardEvent::class, callback = callback)
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fun keyup(callback: (KeyboardEvent) -> Unit) = event("keyup", eventType = KeyboardEvent::class, callback = callback)
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// Frame / Object Events TODO: define eventtype
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fun abort(callback: (String) -> Unit) = event("abort", callback = callback)
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fun beforeunload(callback: (String) -> Unit) = event("beforeunload", callback = callback)
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fun error(callback: (String) -> Unit) = event("error", callback = callback)
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fun hashchange(callback: (String) -> Unit) = event("hashchange", callback = callback)
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fun load(callback: (String) -> Unit) = event("load", callback = callback)
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fun pageshow(callback: (String) -> Unit) = event("pageshow", callback = callback)
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fun pagehide(callback: (String) -> Unit) = event("pagehide", callback = callback)
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fun resize(callback: (String) -> Unit) = event("resize", callback = callback)
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fun scroll(callback: (String) -> Unit) = event("scroll", callback = callback)
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fun unload(callback: (String) -> Unit) = event("unload", callback = callback)
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// Form Events TODO: define eventtype
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fun blur(callback: (String) -> Unit) = event("blur", callback = callback)
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fun change(callback: (String) -> Unit) = event("change", callback = callback)
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fun focus(callback: (String) -> Unit) = event("focus", callback = callback)
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fun focusin(callback: (String) -> Unit) = event("focusin", callback = callback)
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fun focusout(callback: (String) -> Unit) = event("focusout", callback = callback)
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fun blur(callback: (String) -> Unit) = event("blur", callback = callback)
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// TODO: Add the rest http://www.w3schools.com/jsref/dom_obj_event.asp
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fun input(callback: (String) -> Unit) = event("input", callback = callback)
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fun invalid(callback: (String) -> Unit) = event("invalid", callback = callback)
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fun reset(callback: (String) -> Unit) = event("reset", callback = callback)
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fun search(callback: (String) -> Unit) = event("search", callback = callback)
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fun select(callback: (String) -> Unit) = event("select", callback = callback)
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fun submit(callback: (String) -> Unit) = event("submit", callback = callback)
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// Drag Events TODO: define eventtype
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fun drag(callback: (String) -> Unit) = event("drag", callback = callback)
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fun dragend(callback: (String) -> Unit) = event("dragend", callback = callback)
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fun dragenter(callback: (String) -> Unit) = event("dragenter", callback = callback)
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fun dragleave(callback: (String) -> Unit) = event("dragleave", callback = callback)
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fun dragover(callback: (String) -> Unit) = event("dragover", callback = callback)
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fun dragstart(callback: (String) -> Unit) = event("dragstart", callback = callback)
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fun drop(callback: (String) -> Unit) = event("drop", callback = callback)
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// Clipboard Events TODO: define eventtype
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fun copy(callback: (String) -> Unit) = event("copy", callback = callback)
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fun cut(callback: (String) -> Unit) = event("cut", callback = callback)
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fun paste(callback: (String) -> Unit) = event("paste", callback = callback)
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// Print Events TODO: define eventtype
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fun afterprint(callback: (String) -> Unit) = event("afterprint", callback = callback)
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fun beforeprint(callback: (String) -> Unit) = event("beforeprint", callback = callback)
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// Media Events TODO: define eventtype
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/*
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/** The event occurs when the loading of a media is aborted **/
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fun abort(callback: (String) -> Unit) = event("abort", callback = callback)
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/** The event occurs when the browser can start playing the media (when it has buffered enough to begin) **/
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fun canplay(callback: (String) -> Unit) = event("canplay", callback = callback)
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/** The event occurs when the browser can play through the media without stopping for buffering **/
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fun canplaythrough(callback: (String) -> Unit) = event("canplaythrough", callback = callback)
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/** The event occurs when the duration of the media is changed **/
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fun durationchange(callback: (String) -> Unit) = event("durationchange", callback = callback)
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/** The event occurs when something bad happens and the media file is suddenly unavailable (like unexpectedly disconnects) **/
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fun emptied(callback: (String) -> Unit) = event("emptied", callback = callback)
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/** The event occurs when the media has reach the end (useful for messages like "thanks for listening") **/
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fun ended(callback: (String) -> Unit) = event("ended", callback = callback)
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/** The event occurs when an error occurred during the loading of a media file **/
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fun error(callback: (String) -> Unit) = event("error", callback = callback)
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/** The event occurs when media data is loaded **/
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fun loadeddata(callback: (String) -> Unit) = event("loadeddata", callback = callback)
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/** The event occurs when meta data (like dimensions and duration) are loaded **/
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fun loadedmetadata(callback: (String) -> Unit) = event("loadedmetadata", callback = callback)
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/** The event occurs when the browser starts looking for the specified media **/
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fun loadstart(callback: (String) -> Unit) = event("loadstart", callback = callback)
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/** The event occurs when the media is paused either by the user or programmatically **/
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fun pause(callback: (String) -> Unit) = event("pause", callback = callback)
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/** The event occurs when the media has been started or is no longer paused **/
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fun play(callback: (String) -> Unit) = event("play", callback = callback)
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/** The event occurs when the media is playing after having been paused or stopped for buffering **/
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fun playing(callback: (String) -> Unit) = event("playing", callback = callback)
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/** The event occurs when the browser is in the process of getting the media data (downloading the media) **/
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fun progress(callback: (String) -> Unit) = event("progress", callback = callback)
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/** The event occurs when the playing speed of the media is changed **/
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fun ratechange(callback: (String) -> Unit) = event("ratechange", callback = callback)
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/** The event occurs when the user is finished moving/skipping to a new position in the media **/
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fun seeked(callback: (String) -> Unit) = event("seeked", callback = callback)
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/** The event occurs when the user starts moving/skipping to a new position in the media **/
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fun seeking(callback: (String) -> Unit) = event("seeking", callback = callback)
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/** The event occurs when the browser is trying to get media data, but data is not available **/
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fun stalled(callback: (String) -> Unit) = event("stalled", callback = callback)
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/** The event occurs when the browser is intentionally not getting media data **/
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fun suspend(callback: (String) -> Unit) = event("suspend", callback = callback)
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/** The event occurs when the playing position has changed (like when the user fast forwards to a different point in the media) **/
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fun timeupdate(callback: (String) -> Unit) = event("timeupdate", callback = callback)
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/** The event occurs when the volume of the media has changed (includes setting the volume to "mute") **/
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fun volumechange(callback: (String) -> Unit) = event("volumechange", callback = callback)
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/** The event occurs when the media has paused but is expected to resume (like when the media pauses to buffer more data) **/
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fun waiting(callback: (String) -> Unit) = event("waiting", callback = callback)
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*/
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// Animation Events
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/** The event occurs when a CSS animation has completed **/
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fun animationend(callback: (AnimationEvent) -> Unit) = event("animationend", callback = callback)
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/** The event occurs when a CSS animation is repeated **/
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fun animationiteration(callback: (AnimationEvent) -> Unit) = event("animationiteration", callback = callback)
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/** The event occurs when a CSS animation has started **/
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fun animationstart(callback: (AnimationEvent) -> Unit) = event("animationstart", callback = callback)
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// Transition Events
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/** The event occurs when a CSS transition has completed **/
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fun transitionend(callback: (String) -> Unit) = event("transitionend", callback = callback)
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/** TODO: Add more from https://www.w3schools.com/jsref/dom_obj_event.asp
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* Missing:
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* * Servert-Sent Events
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* * Misc Events
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* * Touch Events
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* *
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*/
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companion object {
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val memberPropertiesCache : ConcurrentHashMap<KClass<*>, Set<String>> = ConcurrentHashMap()
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inline fun <reified T:Any> memberProperties(clazz : KClass<T>) =
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memberPropertiesCache.get(clazz) ?:
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T::class.memberProperties.map {it.name}.toSet().also{ memberPropertiesCache.put(clazz,it) }
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}
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}

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