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mountInto extension #347

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mountInto extension #347

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mountInto extension
gmkumar2005 Jan 29, 2024
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scalafmt
gmkumar2005 Jan 29, 2024
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scalafmt
gmkumar2005 Jan 29, 2024
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mountInto extension - simplified
gmkumar2005 Jan 29, 2024
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mountInto extension - simplified
gmkumar2005 Jan 29, 2024
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10 changes: 10 additions & 0 deletions calico/src/main/scala/calico/syntax.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -19,9 +19,11 @@ package syntax

import calico.html.Modifier
import cats.Functor
import cats.Monad
import cats.effect.kernel.Resource
import fs2.concurrent.SignallingRef
import fs2.dom.Dom
import fs2.dom.Element
import monocle.Lens

extension [F[_]](component: Resource[F, fs2.dom.Node[F]])
Expand All @@ -35,3 +37,11 @@ extension [F[_], A](sigRef: SignallingRef[F, A])
extension [E](e: E)
inline def modify[F[_], A](a: A)(using m: Modifier[F, E, A]): Resource[F, Unit] =
m.modify(a, e)

extension [F[_]](component: Resource[F, Element[F]])
def mountInto(rootElement: F[Element[F]])(using Monad[F], Dom[F]): Resource[F, Element[F]] = {
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for {
root <- Resource.eval(rootElement)
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_ <- component.flatMap(e => Resource.make(root.appendChild(e))(_ => root.removeChild(e)))
} yield root
}
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