JSObjectCallAsFunctionCallbackDart typedef
        JSObjectCallAsFunctionCallbackDart =
     Pointer<NativeType>  Function(Pointer<NativeType>  ctx, Pointer<NativeType>  function, Pointer<NativeType>  thisObject, int argumentCount, Pointer<Pointer<NativeType> >  arguments, Pointer<Pointer<NativeType> >  exception)
    
    
    
Implementation
typedef JSObjectCallAsFunctionCallbackDart = Pointer Function(
    Pointer ctx,
    Pointer function,
    Pointer thisObject,
    int argumentCount,
    Pointer<Pointer> arguments,
    Pointer<Pointer> exception);