anchor.diff:  open Fable.Core.JsInterop
   open Fable.Import
   open Fable.Helpers.React
  -open Fable.Helpers.React.Props
   
   type Timeout = {
       enter: int option
  
positive.code:     | OnExiting of (Browser.HTMLElement -> unit)
      | OnExited of (Browser.HTMLElement -> unit)
      | Children of U2<React.ReactNode, TransitionStatus -> React.ReactNode>
      interface IProp
  
  type CSSTransitionClassNames = {
      appear: string option
  
negative.code: }
  
  type CSSTransitionProps =
      | In of bool
      | Appear of bool
      | Enter of bool
      | Exit of bool
      | MountOnEnter of bool
      | UnmountOnExit of bool
      | Timeout of U2<int, Timeout>
      | AddEndListener of (Browser.HTMLElement -> (unit -> unit) -> unit)
      | OnEnter of (Browser.HTMLElement -> bool -> unit)
      | OnEntering of (Browser.HTMLElement -> bool -> unit)
      | OnEntered of (Browser.HTMLElement -> bool -> unit)
      | OnExit of (Browser.HTMLElement -> unit)
      | OnExiting of (Browser.HTMLElement -> unit)
      | OnExited of (Browser.HTMLElement -> unit)
      | Children of U2<React.ReactNode, TransitionStatus -> React.ReactNode>
      | ClassNames of U2<string, CSSTransitionClassNames>
      | Ref of (obj -> obj)
      | Key of string
      static member Custom(key: string, value: obj): CSSTransitionProps =
          unbox(key, value)
  
  type TransitionGroupProps =
      | Component of React.ReactType
      | ChildFactory of (React.ReactElement -> React.ReactElement)
      | Ref of (obj -> obj)
      | Key of string
      static member Custom(key: string, value: obj): TransitionGroupProps =
          unbox(key, value)
  
  let private asNode (el: React.ReactElement): React.ReactNode =
      !^(!^el: React.ReactChild)
  
  let transition (props: TransitionProps list) (child: React.ReactElement): React.ReactElement =
      let props = (TransitionProps.Children !^(asNode child))::props
      ofImport "Transition" "react-transition-group" (keyValueList CaseRules.LowerFirst props) []
  
  let transitionWithRender (props: TransitionProps list) (render: TransitionStatus -> React.ReactNode): React.ReactElement =
      let props = (TransitionProps.Children !^render)::props
      ofImport "Transition" "react-transition-group" (keyValueList CaseRules.LowerFirst props) []
  
  let cssTransition (props: CSSTransitionProps list) (child: React.ReactElement): React.ReactElement =
      let props = (CSSTransitionProps.Children !^(asNode child))::props
      ofImport "CSSTransition" "react-transition-group" (keyValueList CaseRules.LowerFirst props) []
  
  let cssTransitionWithRender (props: CSSTransitionProps list) (render: TransitionStatus -> React.ReactNode): React.ReactElement =
      let props = (CSSTransitionProps.Children !^render)::props
      ofImport "CSSTransition" "react-transition-group" (keyValueList CaseRules.LowerFirst props) []
  
  let transitionGroup (props: TransitionGroupProps list) (children: React.ReactElement list): React.ReactElement =
      ofImport "TransitionGroup" "react-transition-group" (keyValueList CaseRules.LowerFirst props) children
  